K&N Air Filter for Audi A4 1.8 TFSI / 2.0 TDI
 
K&N's high-flow air filters are available as a replacement for your stock car air filter element. They are custom engineered to fit your specific application and are designed to provide low restriction and increased performance, while providing excellent engine protection for your car.
 
Designed to provide increased horsepower and torque
Pleated media provides a large filtration area offering long service intervals
Multiple layers of woven cotton gauze media offers excellent filtration
Application specific base seal and sealing bead
Made in the USA for over 40 years
Washable & reusable, pre-oiled and ready to ride!
Million-Mile Limited Warranty