Products

60282026 Paper Core Fuel Water Separator Filter Cross SN25204 FS19765 60282026 is an OEM-grade high-efficiency paper core fuel water separator filter, cross interchangeable with SN25204 and FS19765, specially designed for Sany medium excavators equipped with Isuzu 4JJ1 diesel engines. It acts as the core fine filtration paper cartridge of the engineering machinery fuel system, adopting advanced coalescing paper filtration technology to efficiently capture rust grit, silt, carbon sludge, fine metal debris and emulsified free water mixed with on-site construction diesel fuel. It thoroughly purifies fuel before entering high-pressure fuel pumps and precision injectors, effectively preventing abrasive wear, blockage and electrochemical corrosion of precision fuel system parts. Manufactured strictly per original Sany OEM dimensional standards and ISO9001 quality certification, this paper core maintains stable fuel supply pressure, optimizes full diesel combustion, improves engine output power, reduces fuel consumption and black smoke emission under long-hour heavy-load dusty construction working conditions. Widely applied to Sany SY215-10, SY225-9 and other mainstream excavator models. Every paper core passes strict water separation efficiency, pressure resistance and aging durability tests. We provide sufficient spot stock, neutral export packaging & private label customization, plus a 12-month quality warranty, which is a reliable cost-effective spare core for global construction machinery parts wholesalers, repair service centers and engineering fleet maintenance teams.  Product Material Description: Filter Paper Core: Imported HV high-density composite wood pulp filter paper with dense uniform pleats, stable filtration precision, excellent hydrophobic demulsification performance, large dirt holding capacity and outstanding compression resistance to withstand long-term continuous fuel pressure. Sealing O-Ring: Premium NBR nitrile butadiene rubber gasket included, resistant to diesel corrosion, high temperature and low-temperature aging hardening, realizing full tight sealing to avoid bypass of unfiltered fuel and fuel leakage. Upper & Lower Plastic End Caps: High-strength reinforced injection-molded plastic end covers, firm structure that resists deformation and cracking under fluctuating fuel pressure. Internal Central Support Tube: Molded rigid plastic inner skeleton, firmly supports the pleated paper core to prevent collapse and distortion caused by instantaneous fuel flow impact.

1105050-2007HV Paper Core Fuel Filter Element 1105050-2007HV is a professional paper core type fuel water separator filter specially manufactured for FAW Jiefang heavy trucks equipped with Xichai Aowei diesel engines, designed as the precision inner paper filter core for the complete fuel filter assembly. As the secondary fine filtration core of the vehicle high-pressure common rail fuel system, this high-density paper core can effectively intercept tiny metal particles, rust residue, fine silt, carbon sludge and emulsified micro water droplets remaining after primary filtration of diesel fuel. It provides ultimate purification protection for high-pressure oil pumps and precision fuel injectors, effectively reducing abrasive wear, clogging and electrochemical corrosion of delicate fuel system components. Produced strictly according to original OEM dimensional standards and IATF16949 automotive quality specifications, this paper core features stable filtration precision, which keeps consistent fuel supply pressure, promotes sufficient diesel combustion, improves engine power performance, reduces fuel consumption and exhaust emissions during long-distance heavy-load transportation. Widely applicable to FAW Jiefang J7, J6P, J6V series long-haul tractors, container trucks and engineering transport vehicles. Every paper core undergoes strict water separation efficiency, pressure resistance and durability aging tests. We provide sufficient spot stock, customizable private label packaging and a 12-month quality warranty, which is a reliable cost-effective spare core choice for global heavy truck parts distributors, auto repair service centers and large logistics fleet maintenance departments.  Product Material Description: Filter Media (Paper Core): Multi-layer high-density imported composite wood pulp filter paper with dense uniform pleats, stable precision, excellent hydrophobic demulsification property, large dirt holding capacity and outstanding compression resistance to adapt to long-time continuous fuel pressure. End Adhesive & Reinforcement Edge: High-temperature resistant environmental adhesive and reinforced cardboard edges, firm bonding, not easy to crack or fall off under oil impact. Internal Central Support Frame: High-hardness integrated plastic central tube, firmly supports the pleated paper core to prevent deformation and collapse under instantaneous fuel flow pressure. Matching Sealing Structure: Precision fit sealing structure at both ends, closely matched with the filter housing to avoid unfiltered fuel bypass.

1125030-H02F0 OEM Diesel Fuel Filter Element Cross 1125030-H02B0 1125030-H02F0 is an OEM standard high-efficiency fuel water separator filter, interchangeable with part number 1125030-H02B0, professionally developed for Dongfeng ISZ13 and ISZ15 series Euro 5 / Euro 6 diesel engines fitted on Dongfeng Kinland Flagship KX, KL, KR and Tianlong heavy-duty trucks. As the core precision purification component of the high-pressure common rail fuel system, this filter adopts advanced coalescing separation technology to efficiently capture rust particles, sand, sludge, carbon sediment and emulsified free moisture contained in diesel fuel. It thoroughly cleans fuel before delivery to high-pressure fuel pumps and precision fuel injectors, effectively preventing abrasive wear, internal blockage and electrochemical corrosion of delicate fuel system core components. Manufactured strictly according to original OEM dimensional specifications and IATF16949 automotive quality management standards, this filter stabilizes fuel rail pressure consistently, promotes full combustion of diesel, boosts engine power output, reduces fuel consumption and black smoke emissions during long-distance heavy-load transportation. Widely applied to long-haul tractors, container trucks, dump trucks and logistics heavy vehicles of Dongfeng flagship series. All finished products pass strict burst pressure, water separation efficiency and long-term aging durability tests. We provide sufficient spot inventory, neutral packaging & private label customization and a 12-month quality warranty, which is a stable and cost-effective spare part choice for global heavy truck auto parts wholesalers, professional repair service centers and large logistics fleet maintenance teams.  Product Material Description: Filter Media: Multi-layer high-density gradient composite wood pulp filter paper with dense uniform pleated structure, featuring stable micron filtration precision, excellent hydrophobic demulsification performance and ultra-large dirt holding capacity for continuous long-hour heavy-duty operation. Sealing Rubber Gasket: Premium NBR nitrile butadiene rubber sealing ring, resistant to diesel corrosion, high temperature and low-temperature aging hardening, realizing complete tight sealing to fully eliminate fuel leakage at assembly joints. Upper & Lower End Caps: High-strength thickened engineering plastic end covers with integrated injection molding, rigid structure that resists deformation and cracking under sustained high fuel working pressure impact. Internal Support Skeleton: Reinforced perforated plastic central framework, which firmly supports the pleated filter media to avoid collapse and distortion caused by instantaneous strong fuel flow pressure.

112253220184-015 OEM Diesel Fuel Filter Cross UF0626-007 1111402XED96 112253220184-015 is an OE standard cartridge fuel water separator filter, cross compatible with part numbers UF0626-007, 1111402XED96 and 110010070787, specially customized for Foton Aumark and JMC series light trucks equipped with 2.5L common rail diesel engines. As an essential core purification component of the vehicle fuel supply system, this filter adopts advanced coalescence filtration technology to efficiently capture rust particles, sand, sludge, carbon sediment and emulsified free water mixed in daily diesel fuel. It thoroughly purifies fuel before delivery to high-pressure fuel pumps and precision fuel injectors, effectively preventing abrasive wear, internal blockage and electrochemical corrosion of delicate fuel system precision parts. Manufactured strictly in accordance with original OEM dimensional specifications and IATF16949 automotive quality standards, it maintains stable fuel rail pressure, optimizes full diesel combustion, upgrades engine dynamic performance, reduces fuel consumption and black smoke emissions during frequent start-stop urban logistics transportation. Widely applied to urban delivery box trucks, refrigerated vans and small light engineering vehicles for short-distance hauling. Every finished product passes strict burst pressure, water separation efficiency and aging durability testing. We provide sufficient spot stock, neutral & private label customized packaging and a 12-month quality warranty, which is a reliable cost-effective spare part choice for global light truck auto parts distributors, local repair shops and urban logistics fleet maintenance teams.  Product Material Description: Filter Media: High-density multi-layer composite wood pulp filter paper with dense uniform pleats, featuring stable filtration precision, outstanding water repellency, strong demulsification performance and large dirt holding capacity for long-time continuous operation. Matching Sealing O-Ring: Premium NBR nitrile butadiene rubber gasket included, resistant to diesel corrosion, high temperature and low-temperature hardening aging, realizing full tight sealing to completely eliminate fuel leakage at assembly joints. Upper & Lower End Caps: High-strength reinforced integrated black engineering plastic end covers, rigid solid structure that resists deformation under continuous fuel working pressure impact. Internal Support Skeleton: Molded reinforced plastic inner framework, firmly supports pleated filter paper to avoid collapse and distortion caused by instantaneous strong fuel flow pressure.

51.05504-0105 OEM Long Life Oil Filter  51.05504-0105 is an original OEM standard long-life cartridge-style oil filter exclusively designed for MAN MC11 and MC13 Euro 5 / Euro 6 diesel engines, cross interchangeable with Donaldson P550563, Knecht OX1231, 6005019830 and other mainstream filter part numbers. As the core protective component of heavy-duty engine lubrication systems, this filter efficiently traps metal wear particles, carbon sludge, oxide residue and fine dust suspended in circulating engine oil during long-hour heavy-load transportation and engineering operation. It maintains stable and consistent lubrication pressure for crankshafts, bearings, pistons and camshaft assemblies, effectively preventing abrasive scratches, premature wear and internal mechanical damage to precision engine parts. Manufactured strictly following MAN original dimensional standards and IATF16949 automotive quality certification, this upgraded long-service filter reduces abnormal engine noise, excessive oil consumption and unexpected breakdowns, greatly extending overall engine service life. Widely compatible with Sinotruk Howo T7H, T5G, Sitrak C7H heavy trucks, MAN TGA/TGS/TGX commercial vehicles, NEOPLAN and TEMSA passenger coaches. Every finished product passes strict burst pressure, high-temperature endurance and precision filtration testing. We offer sufficient spot inventory, private label custom packaging and a 12-month quality warranty, making it a cost-effective aftermarket spare part for global heavy truck parts wholesalers, professional repair centers and large logistics & construction fleet maintenance departments.  Product Material Description: Filter Media: Imported multi-layer gradient composite full-adhesive filter paper, with uniform stable micropores, ultra-large dirt holding capacity, excellent high-temperature resistance and sustained stable filtration precision under heavy operating temperature. Complete Seal Kit: Premium HNBR hydrogenated nitrile rubber gaskets included, resistant to high-temperature engine oil corrosion, low-temperature hardening and aging deformation, realizing full tight sealing to eliminate oil leakage at mounting joints. Upper & Lower End Caps: High-strength reinforced black engineering plastic end covers with integrated molding technology, rigid structure that resists deformation under long-term continuous internal oil pressure impact. Internal Central Support Skeleton: Perforated galvanized steel inner tube, firmly supports the pleated filter media to avoid collapse and distortion caused by instantaneous high oil flow pressure.

2020PM 30 Micron Fuel Water Separator Filter  2020PM is a classic 30-micron high-efficiency coalescing fuel water separator filter specially designed to match Racor 1000FG / 1000FH filter assemblies, cross-referenced with Fleetguard FS20203, Donaldson P552024, Caterpillar 1346307 and other mainstream filter part numbers. As the core primary filtration component for heavy-duty diesel fuel systems, this filter adopts advanced water coalescence technology to efficiently capture solid contaminants including rust particles, sand, sludge, carbon residue, and separate emulsified free water from diesel fuel completely before fuel flows into high-pressure fuel pumps and precision injectors. It effectively prevents water corrosion, particle abrasion and internal blockage of delicate fuel system parts. Manufactured fully compliant with original Racor OEM size standards and international filtration industry specifications, it supports a maximum flow rate of 681 LPH with stable working pressure, maintains consistent fuel supply pressure, optimizes full combustion efficiency, improves engine power performance, reduces fuel consumption and black smoke emissions during long-hour heavy-load operation. Widely applied to commercial heavy trucks, marine ship diesel engines, Caterpillar industrial equipment, Cummins power machinery and stationary generator sets. Every finished product undergoes strict water separation efficiency, burst pressure and aging durability testing. We provide abundant spot stock, private label customized packaging and a 12-month quality warranty, serving as a cost-effective aftermarket spare part for global marine parts dealers, heavy truck wholesalers, construction machinery repair centers and fleet maintenance teams.  Product Material Description: Filter Media: High-density multi-layer offset composite wood pulp filter paper with professional pleated structure, 30μm stable filtration precision, excellent hydrophobic demulsification performance, large dirt holding capacity and long service durability. Sealing O-Ring: Premium NBR nitrile butadiene rubber gasket included, resistant to diesel corrosion, high temperature and low-temperature hardening aging, realizing full tight sealing to eliminate fuel leakage completely. Upper & Lower End Caps: High-strength reinforced molded plastic end covers, solid rigid structure that resists deformation under long-term continuous fuel pressure impact. Internal Support Framework: Integrated reinforced plastic central skeleton, firmly supports pleated filter media to avoid collapse caused by instantaneous high fuel flow impact.

801000-1105140 PU1042 OEM Diesel Fuel Water Separator Filter  801000-1105140 is an OEM standard precision fuel filter element cross-referenced with PU1042, specially designed for Yuchai YCK08 Euro 6 electronic common rail diesel engines installed on Dongfeng Chenglong H5 heavy trucks. As a core purification component of the modern high-pressure common rail fuel system, this filter adopts advanced coalescing filtration technology to efficiently capture rust particles, sand, sludge, carbon deposits and emulsified free water mixed in diesel fuel before fuel enters precision fuel injectors and high-pressure fuel pumps. It effectively prevents abrasive wear, blockage and electrochemical corrosion of delicate fuel system core components. Manufactured strictly in accordance with original OEM dimensional standards and IATF16949 automotive quality certification, this filter maintains stable fuel rail pressure, realizes full diesel combustion, improves engine power performance, reduces fuel consumption and exhaust emissions to fully meet Euro 6 emission standards. Widely applicable to Chenglong H5 logistics trucks, dump trucks, passenger coaches equipped with Yuchai K08 power units. Every finished product passes strict burst pressure, water separation efficiency and aging durability tests. We provide abundant spot stock, private label customized packaging and a 12-month quality warranty, which is a reliable cost-effective spare part for global commercial vehicle parts wholesalers, auto repair garages and large truck fleet maintenance teams.  Product Material Description: Filter Media: High-density multi-layer composite wood pulp filter paper with dense pleated structure, featuring stable filtration precision, outstanding water repellency, excellent demulsification ability and large dirt holding capacity for long-term heavy-load operation. Sealing Gasket: Premium NBR nitrile butadiene rubber seal ring, resistant to diesel corrosion, high temperature and low-temperature aging hardening, achieving full tight sealing to eliminate fuel leakage completely. Upper & Lower End Caps: High-strength reinforced engineering plastic end covers with integrated injection molding, rigid structure that resists deformation under continuous high fuel pressure impact. Internal Support Skeleton: Galvanized perforated plastic inner framework, firmly supports pleated filter paper to avoid collapse caused by instantaneous strong fuel flow pressure.

60307173 OEM Fuel Water Separator Filter Cross A14-01460 SN25205 60307173 is a high-precision OEM standard fuel water separator filter specially developed for Sany full-series excavators equipped with Isuzu 4JJ1, Yanmar 4TNV88 and Mitsubishi D06FRC diesel engines, cross interchangeable with part numbers A14-01460 and HIFI SN25205. As the core protection component of construction machinery fuel supply system, this filter adopts advanced coalescence separation technology, which can efficiently capture rust particles, sand, sludge, carbon deposits and emulsified free water mixed in inferior construction-site diesel fuel before fuel enters high-pressure fuel pumps and precision injectors. It effectively prevents abrasive wear, blockage and electrochemical corrosion of delicate fuel system core parts. Manufactured strictly in accordance with original OEM dimensional specifications and ISO international filtration standards, this filter stabilizes fuel delivery pressure significantly, optimizes full diesel combustion, upgrades engine power output, reduces fuel consumption and black smoke emission under long-time heavy-load continuous operation on dusty construction and mining sites. Widely applicable to Sany medium and small excavators, road rollers and matched stationary diesel generator sets. Every finished product passes strict burst pressure, water separation efficiency and durability aging tests. We provide sufficient spot inventory, private label customized packaging and a 12-month quality warranty, which is a stable cost-effective spare part choice for global construction machinery parts wholesalers, repair service centers and engineering fleet maintenance teams.  Product Material Description: Filter Media: High-density multilayer composite glass fiber filter paper with dense uniform pleated structure, featuring stable 10μm filtration precision, excellent water repellency, powerful demulsification performance and ultra-large dirt holding capacity for long-hour continuous operation. Sealing Rubber Gasket: Premium NBR nitrile butadiene rubber ring, resistant to diesel corrosion, high temperature and low-temperature hardening aging, realizing full tight sealing to completely eliminate fuel leakage at assembly joints. Upper & Lower End Caps: Thickened high-strength plastic end covers with integrated molding technology, firm rigid structure, resistant to deformation and cracking under sustained high fuel pressure impact. Internal Central Support Skeleton: Perforated galvanized steel inner tube, firmly supports the pleated filter media to avoid collapse and distortion caused by instantaneous strong fuel flow impact.

610DA1013010A OEM Engine Oil Filter The 610DA1013010A is a high-performance OEM-standard cartridge oil filter specially customized for CAMC Valin Hanma series diesel heavy-duty engines. As the core protective component of the engine lubrication system, it can efficiently capture metal wear debris, carbon sludge, oxide residue, dust and other tiny contaminants suspended in circulating engine oil during long-time heavy-load operation on construction sites and long-distance transportation roads. It keeps lubricating oil thoroughly clean, maintains stable oil pressure for crankshafts, bearings, pistons and camshaft assemblies, and effectively avoids abrasive scratches and premature wear of precision internal engine parts. Manufactured strictly in accordance with original OE dimension standards and IATF16949:2016 automotive quality certification, this filter effectively reduces engine abnormal noise, excessive oil consumption and unexpected mechanical failures, greatly extending the overall service life of Hanma engines. It is widely installed on CAMC Valin Hanma H6 heavy trucks, Star concrete mixers, dump trucks and semi-trailer transport vehicles. Every finished product passes strict burst pressure, high-temperature endurance and filtration efficiency testing. We support mass bulk wholesale, private label custom packaging and a 12-month quality warranty, which is a stable and cost-effective spare part choice for global heavy truck parts wholesalers, repair service centers and large commercial fleet maintenance departments.  Product Material Description: Filter Media: Imported HV composite wood pulp filter paper with dense uniform pleated structure, featuring stable filtration precision, ultra-large dirt holding capacity and excellent high-temperature resistance to adapt to sustained heavy-load engine operating temperature. Sealing Connector: Integrated high-hardness engineering plastic upper connector, with built-in precision sealing structure, resistant to high-temperature engine oil erosion and aging deformation, realizing complete tight sealing to eliminate oil leakage at mounting joints. Upper & Lower End Caps: Reinforced black engineering plastic end covers with integrated injection molding technology, firm rigid structure that resists deformation under long-term internal oil pressure impact. Internal Central Support Frame: Perforated reinforced plastic inner skeleton, firmly supports the pleated filter media to prevent collapse and distortion caused by instantaneous high oil flow pressure.

4676385 OEM Fuel Filter Replacement Element Cross 4649267 PF7983 P502463 4676385 is a professional OEM-grade cartridge fuel filter specially developed for Hitachi ZAXIS excavators, wheel loaders and engineering machinery equipped with Isuzu 4HK1 and AH6HK1 diesel engines, cross compatible with part numbers 4649267, Baldwin PF7983, Donaldson P502463 and Fleetguard FF5786. As the key precision filtration component of the engineering vehicle fuel supply system, this filter efficiently captures rust particles, sand, sludge, carbon sediment and emulsified free moisture mixed in diesel fuel before fuel flows into high-pressure fuel pumps and precision injectors. It effectively prevents abrasive wear, internal blockage and electrochemical corrosion of delicate fuel system core parts. Manufactured strictly according to original OEM dimension standards and IATF16949 automotive quality specifications, it stabilizes fuel delivery pressure remarkably, promotes complete diesel combustion, boosts engine power output, reduces fuel consumption and black smoke emission under continuous heavy-load construction operation. Widely applied to Hitachi ZAXIS full series excavators, ZW series wheel loaders and matching stationary diesel generator sets. Every finished product undergoes strict burst pressure, water separation efficiency and durability testing. We provide sufficient spot stock, customizable private label packaging and a 12-month quality warranty, which is a reliable stocking spare part choice for global construction machinery parts distributors, repair service centers and engineering fleet maintenance teams.  Product Material Description: Filter Media: Multi-layer high-density composite wood pulp filter paper with dense uniform pleats, featuring stable micron filtration precision, excellent water repellency and ultra-large dirt holding capacity for long continuous working hours. Sealing O-Ring: Premium NBR nitrile butadiene rubber gasket included, resistant to diesel corrosion, high temperature and low-temperature aging hardening, realizing full tight sealing to completely eliminate fuel leakage at assembly joints. Upper & Lower End Caps: High-strength reinforced integrated engineering plastic end covers, rigid structure that resists deformation and cracking under sustained high fuel pressure impact. Internal Support Skeleton: Perforated galvanized steel inner framework, firmly supports the pleated filter paper to avoid collapse and distortion caused by instantaneous strong fuel flow.

200V05504-0107 OEM Long Life Engine Oil Filter 200V05504-0107 is a premium long-life cartridge-style engine oil filter specially engineered for Sinotruk MAN MC11 & MC13 Euro 5/Euro 6 diesel engines, cross-referenced with part numbers LF16351, 51.05504-0107 and HU13125/3x. As the core protection component of the heavy-duty engine lubrication system, it efficiently traps metal wear debris, carbon sludge, oxide residue and fine dust suspended in circulating engine oil during long-hour heavy-load operation. It consistently delivers stable lubrication pressure to crankshafts, bearings, pistons and camshaft assemblies, effectively preventing abrasive scratches and premature wear of precision internal engine components. Manufactured strictly per original OEM dimensional standards and IATF16949 automotive quality certification, this long-service filter greatly reduces engine abnormal noise, excessive oil consumption and unexpected mechanical breakdowns, significantly extending the whole engine service life. Widely fitted on Sinotruk Howo T7H, T5G, Sitrak C7H series tractors, cargo trucks, concrete mixers and dump trucks for long-distance logistics and construction transport. Every finished product passes strict burst pressure, high-temperature endurance and filtration efficiency testing. We provide abundant spot stock, private label custom packaging and a 12-month quality warranty, which is a cost-effective spare part choice for global heavy truck parts wholesalers, repair service centers and large commercial fleet maintenance departments.  Product Material Description: Filter Media: Imported American HV full-adhesive composite filter paper, featuring uniform stable micropores, ultra-large dirt holding capacity, outstanding high-temperature resistance and consistent precision filtration under sustained heavy operating temperature. Sealing O-Ring: Premium HNBR hydrogenated nitrile rubber gasket included, resistant to high-temperature engine oil corrosion, low-temperature hardening and aging deformation, achieving complete tight sealing to eliminate oil leakage at mounting joints. Upper & Lower End Caps: High-strength reinforced black engineering plastic with integrated molding technology, rigid structure that resists deformation under long-term internal oil pressure impact. Internal Central Support Skeleton: Perforated galvanized steel inner tube, firmly supports the pleated filter media to avoid collapse and distortion caused by instantaneous high oil flow pressure.

1012045-53E OEM Long Life Oil Filter 1012045-53E is an upgraded long-life cartridge-style engine oil filter specially manufactured for FAW Dachai Deutz series diesel engines, cross interchangeable with part numbers 1012045-37FY and 9105-15040. As the core protective component of the engine lubrication system, it efficiently traps metal wear debris, carbon soot, oxide sludge and fine dust suspended in circulating engine oil during heavy-duty operation. It maintains stable lubricating oil pressure for crankshafts, bearings, pistons and camshaft assemblies, effectively preventing abrasive scratches and premature wear of precision internal engine parts. Produced strictly following original OEM dimensional specifications and IATF16949 automotive quality standards, this long-version filter effectively reduces engine abnormal noise, oil consumption and unexpected mechanical failures, greatly extending overall engine service life. Widely installed on FAW J6F, J6L, LongV, HuV medium & light heavy trucks for urban logistics and long-distance transportation. Every finished product passes strict burst pressure, flow rate and high-temperature durability testing. We support mass wholesale, private label custom packaging and a 12-month quality warranty, serving as a cost-effective spare part solution for global auto parts wholesalers, repair workshops and commercial fleet maintenance departments.  Product Material Description: Filter Media: Multi-layer composite micro-glass fiber filter paper with dense uniform pleats, featuring excellent high-temperature resistance, ultra-large dirt holding capacity and stable 5μm precision filtration efficiency under sustained heavy-load working temperature. Sealing Gasket: Premium HNBR nitrile rubber seal, resistant to high-temperature engine oil erosion, anti-aging and anti-deformation, providing complete tight sealing to eliminate oil leakage at mounting joints. End Caps & Outer Frame: High-strength reinforced plastic end covers with integrated molding, matched with thickened galvanized steel central support tube, firmly supports filter media to prevent collapse under instantaneous high oil flow pressure. Internal Structure: Optimized evenly arranged pleated structure, stable oil passage, effectively lowering flow resistance without pressure loss during full-load engine operation.