Audi C7 S6 Quattro 4.0T
Experience your driving passion with our ECS Valved Exhaust System!
10X Entries For Our 25th Anniversary Sweepstakes!
2.76" stainless steel with Quad 100mm black Cerakote tips
Lifetime Replacement
Gains up to +9 horsepower with an additional +15 ft lbs of torque with a legendary exhaust note! Awaken your 4.0 twin-turbo from hibernation!
2.76" stainless steel with Quad 100mm black Cerakote tips
Lifetime Replacement
Stainless steel non-resonated 'H-Pipe' cat-back exhaust system with quad round, black tips
Deletes factory exhaust valves - Does not come with valve delete kit
Dual 2.78" T304 stainless to quad 2.5" mandrel-bent brushed tubing - The APR Catback Exhaust System personalizes your vehicle’s looks, sound and performance!
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
07-31-2026
Lifetime Replacement
2.76" stainless steel with quad 100mm GT100 Polished tips
*This system deletes the factory exhaust valves - It is recommended to purchase valve delete modules SSXAU405 to prevent ECU fault codes*
Lifetime Replacement
Increase your turbo performance with less turbo-lag and more top-end power.
For models from the 2016 model year.
For models from the 2016 model year.
Lifetime Replacement
Remarkably civil while idling/part throttle cruising, but unleashed at full throttle produces what some have called a “war-cry wail.” Features AWE's proprietary 180 Technology® resonators.
Takes the engineered design of its Touring counterpart and replaces the AWE 180 Technology® resonators with straight pipe sections for an even bigger dose of 4.0T attitude!
Required for C7.5 models when installing certain exhaust systems
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
Fits facelift models from the 2016 model year
This product was last offered at the strikethrough price on
07-31-2026
Lifetime Replacement
For anyone looking to improve their sound and aesthetics
2.76" stainless steel with Quad 100mm polished tips
Lifetime Replacement
2.76" stainless steel with quad 100mm polished tips
*This system deletes the factory exhaust valves - It is recommended to purchase valve delete modules SSXAU405 to prevent ECU fault codes*
Lifetime Replacement
For anyone looking to improve their sound and aesthetics
2.76" stainless steel with Quad 100mm polished tips
Lifetime Replacement
