034 MOTORSPORT RES-X FRONT RESONATOR DELETE B9/B9.5 AUDI S4/S5 3.0T x156 Temperature and volume of air

Temperature and volume of air supplied to your vehicles engine that is compressed by the turbo charger has a better effect on performance when cool as this is to provide the engine with more oxygen (denser air)

Attractive red finish

and decreased turbocharger strain

It has also been proven in cars running over 600bhp

034 MOTORSPORT RES-X FRONT RESONATOR DELETE B9/B9.5 AUDI S4/S5 3.0T x156 Temperature and volume of airRes X Front Resonator Delete B9 B9. 5 Audi S4 S5 3. 0T Transform the sound of your Audi S4 or S5 with the Res X Front Resonator Delete. Designed specifically for the B9 and B9. 5 3. 0T platform, this direct bolt on upgrade replaces the factory front resonators to deliver a deeper, sportier exhaust note without the expense of a complete cat back exhaust system. Manufactured from premium 304 stainless steel, the Res X system offers excellent durability,