Audi B8/B8.5 S5 Quattro V8 4.2L
Experience your driving passion with our ECS Valved Exhaust System and control your sound with our valved muffler design
10X Entries For Our 25th Anniversary Sweepstakes!
Control your exhaust valves with the click of a button! Includes a standalone vacuum pump, wiring, vacuum hose, and controllers.
10X Entries For Our 25th Anniversary Sweepstakes!
10X Entries For Our Spin To Win Sweepstakes!
This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
Choose between a 2.5" or 3.0" valved mufflers to complete your custom exhaust.
10X Entries For Our 25th Anniversary Sweepstakes!
Offers a powerful, raw V8 rumble. Still for the daily driver, this "noticeable" system lets them know you're coming.
Gains of up to +14.2 horsepower with an additional +22 Nm of torque with a legendary exhaust note!
Gains of up to +14.2 horsepower with an additional +22 Nm of torque with a legendary exhaust note!
Lifetime Replacement
Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
Post-catalyst system.
Double wall stainless steel. Single 2.25" inlet, Dual 3" outlet.
Lifetime Replacement
The more civilized member of the AWE exhaust suite. In addition to the central muffler from the Track Exhaust, it features an x-pipe and AWE's proprietary 180 Technology® resonators.
2.36" stainless steel with quad GT 80mm polished tips
Fits manual transmission models only
Lifetime Replacement
Double wall stainless steel. Single 2.25" inlet, Dual 3" outlet.
Lifetime Replacement
Eliminates an additional set of resonators from the car, to produce a louder and deeper tone to the exhaust note.
Lifetime Replacement
Built as a direct OEM replacement, these downpipes are designed to increase low-end torque and maximize power throughout the entire RPM band
*Necked down to stock pipe size - To be used with factory exhaust components*
Lifetime Replacement
2.36" stainless steel with quad GT 80mm polished tips
Fits manual transmission models only
Lifetime Replacement
Achieve perfect exhaust fitment!
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
