AWE Touring Edition Exhaust for Audi B9 S5 Sportback - Non-Resonated - Chrome Silver 102mm Tips|Max gains of 16 hp and 17 lb-ft of torque at the crank (exhaust)|Features AWE?s proprietary drone-cancelling solution, 180 Technology?|Post-catalyst 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|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