Audi B9 SQ5 Sportback Quattro 3.0T
Increase HP/TQ and activate a full race exhaust with the flip of a switch, with our ECS Vacuum-Actuated Exhaust Cutout
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Control your exhaust valves with the click of a button! Includes a standalone vacuum pump, wiring, vacuum hose, and controllers.
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This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
Enjoy a more aggressive exhaust note with no noticeable drone inside the cabin at a fraction of the cost of more expensive cat-back systems.
Lifetime Replacement
Check-Engine Light free! An emissions-friendly approach to exhaust upgrades!
5X Entries For Our 25th Anniversary Sweepstakes!
Lifetime Replacement
Delivers a sporty, deep, and enhanced exhaust sound with DroneTrap resonance tuning system
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Lifetime Replacement
Increase HP/TQ and activate a full race exhaust with the flip of a switch, with our ECS Vacuum-Actuated Exhaust Cutouts
10X Entries For Our 25th Anniversary Sweepstakes!
Choose between a 2.5" or 3.0" valved mufflers to complete your custom exhaust.
10X Entries For Our 25th Anniversary Sweepstakes!
Unleash a throaty growl under hard acceleration that exudes performance!
Lifetime Replacement
Stainless Steel exhaust tips featuring swivel attachments for maximum adjustability. 2.5" Swivel Inlet / 4.0" Double Wall, Slant Cut Outlet
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Not vehicle specific. You MUST measure prior to purchasing!
This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
Features TIG welded brushed T304 stainless steel construction and offers gains of 5 AWHP and 6 AWFT-LBS of torque
Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
06-24-2026
Lifetime Replacement
Features TIG welded brushed T304 stainless steel construction and offers gains of 5 AWHP and 6 AWFT-LBS of torque
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
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
2.5" Clamp-on Inlet / 4.0" Single Wall, Slant Cut Outlet
10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!
This product was last offered at the strikethrough price on
05-02-2026
Lifetime Replacement
2.5" Clamp-on Inlet / 4.0" Single Wall, Slant Cut Outlet
10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!
This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
Removes the factory valving and replaces it with AWE’s 180 Technology® drone-cancelling resonators and resonated downpipes.
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
