aFe MagnumFLOW Air Filters OER P5R A/F P5R Audi A4 09-11 / Q5 09-10 L4-2.0L (t) Programmers & Chips>Oxygen Sensors expanding the HF Series' reach

expanding the HF Series' reach to the truck and SUV market

All end caps are made with an ultra-high-strength nylon composite formula

The AEM 21-795C Performance Cold Air Intake System produces horsepower and torque gains by replacing your vehicle's restrictive factory air filter and air intake housing

What sets the 340 Stealth Pump apart is its superior flow throughout a wide pressure range

aFe MagnumFLOW Air Filters OER P5R A/F P5R Audi A4 09-11 / Q5 09-10 L4-2.0L (t) Programmers & Chips>Oxygen Sensors expanding the HF Series' reachConstructed with 100 percent polyurethane boxed frame, this high flow, oiled OE replacement performance filter will outflow the stock filter for improved horsepower and torque. Five layers of progressively finer mesh cotton gauze media provide maximum airflow for best performance results. Washable and reusable for multiple cleaning cycles, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between