A4/S4

Features * It's the ultimate performance Air intake Kit * Direct-fit applications * Insulate hot air with the Heatshield * Easy to maintain air fil...

Features * It's the ultimate performance Air intake Kit * Direct-fit applications * Insulate hot air with the Heatshield * Easy to maintain air fil...

The MST Audi S4 S5 (B9)3.0T air intake is the perfect addition to any engine bay. Give your vehicle added horsepower, torque, snappier throttle res...

Features ＊Delivers cold air to your turbocharger ＊Increased horsepower and torque ＊Improved throttle response ＊Reduced turbo lag ＊Easy to maintain ...

Features * Every system includes a nanofiber dry air filter * Air intake pipe constructed of mandrel-bent aluminum for the smooth flowing * Mountin...

Features  *Maximizes airflow to engine  *Heat shield helps cooler intake temperatures  *More aggressive and sporty induction sound  *Low restrictio...