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  • B7-S4 FI CAT BACK EXHAUST

    $1,449.00$1,479.00

    Fast Intentions is proud to present our B7 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 4.2L FSI V8 engine. Our exhaust system will enhance the sound that Audi created from the factory by making it smoother, deeper,…

  • B7-S4 FI CATTED DOWNPIPES

    $1,449.00

    Fast Intentions is proud to present our B7 S4 Catted Downpipes. These down pipes are the premier upgrade for all S4 owners looking to maximize the performance from their 4.2L FSI V8 engine. Our down pipes effectively increase low end torque and maximize power throughout the entire RPM range. Your overall exhaust volume will increase, while…

  • B7-S4 FI RACEPIPES

    $1,149.00

    Fast Intentions is proud to present our B7 S4 6MT Race Pipes. These race pipes are the premier upgrade for all S4 owners looking to maximize the performance from their 4.2L FSI V8 engine. Our test pipes effectively increase low end torque and maximize power throughout the entire RPM band. In the automotive industry these…

  • B7-S4 25TH ANNIVERSARY FI CAT BACK EXHAUST

    $1,299.00$1,319.00

    Fast Intentions is proud to present our B7 S4 25th Anniversary Cat Back Exhaust System. This Cat Back exhaust system is the premier upgrade for all S4 owners looking to maximize the performance from their 4.2L FSI V8 engine. Our exhaust system will enhance the sound that Audi created from the factory by making it…