Cadillac / Chevrolet / General Motors GMC Full-size Pickup / SUV-specific original factory replacement high-flow filter element, with a four-layer viscous cotton fabric medium achieving a balance between precise filtration and high intake efficiency. It supports repeated cleaning and regeneration, and does not require modification to enhance the power response of V8 large-displacement vehicles and reduce long-term maintenance costs. It is compliant and does not affect vehicle warranty.