AWE Exhaust Suite for Audi B9/B9.5 S4 3.0T

From the masters of S4 performance, AWE proudly presents the B9 S4 exhaust solution. Signature AWE tone, performance, and options for every taste and budget.

Max gains of 16 hp and 17 ft-lbs of torque at the crank (exhaust)

Available as sophisticated Touring Edition, unleashed Track Edition, and valved SwitchPath™

Touring Edition Exhausts feature AWE's proprietary drone-cancelling solution, 180 Technology®

SwitchPath™ Exhaust can be controlled with optional handheld remote, or factory valve programming

Downpipes and precision-engineered x-pipe included in all editions

Specifically engineered downpipe resonators for use with aftermarket catalysts available separately

Compatible with standard and sport differentials

102mm double-walled tips available in chrome silver or diamond black

Proudly engineered, designed, and manufactured in-house at AWE, in the USA

Less is more: clean, straight-through design maximizes performance

Handcrafted from dual 2.5” CNC mandrel-bent U.S.-sourced .065” wall T304L stainless steel

Direct bolt-on system, factory-like install simplicity

Perfect fitment - guaranteed

No Check Engine Light - guaranteed

Featuring the AWE Lifetime Exhaust Warranty