Audi S4 B9 Non sport Diff models - Resonated Cat-Back with Quad Burnt Titanium Trims a38l Please note this kit is

Please note this kit is available also with the turbo elbow or black and blue silicone options

the B48 produces 306hp and a thumping 332lb ft of torque

accompanied by pops and bangs

The second controller (Kit PN 30-3350) features a multiple input design that enables users to install AEM’s Water/Methanol Injection Kit on ultra-high boost vehicles (above 35 PSI) using a 0-5v voltage-based external MAP sensor

Regarded as a modern classic by many

Audi S4 B9 Non sport Diff models - Resonated Cat-Back with Quad Burnt Titanium Trims a38l Please note this kit isOur range of Cat Back systems are perfectly suited to cater for anyone looking to improve their sound and aesthetics, designed as a direct replacement for the original system, available in multiple configurations enabling the owner to choose the increase in volume of their exhaust and or add a more suitably aggressive tone. All our products are made from 304L Aircraft Grade stainless steel. This quality material will ensure that your Cat Back system