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Full downpipes unleash the performance of your VR30DDTT twin turbo V6 engine
5" secondary for maximum scavenging and exhaust flow
Cruise Control and Traction Control
4 or later or Apple iOS 9
Fast Intentions Audi B8-S4 FI Cat Back Exhaust System harness Full downpipes unleash the performanceFast Intentions is proud to present our B8 S4 Cat Back Exhaust System. This Cat Back exhaust system is the premier upgrade for all S4 owners looking to maximize the performance from their 3. 0L 24V TFSI V6 engine. Our cat back exhaust system will enhance the sound that Audi created from the factory by making it smoother, deeper, and louder. Built as a direct OEM replacement, our exhaust system is easy to install with simple hand tools; no cutting or
