2.25" stainless steel with dual 4" polished stainless tips
2.25" stainless steel with dual 4" polished stainless tips
2.5" stainless steel with dual GT 100mm polished tips
Automatic transmission only
2.5" T-304 Stainless Steel exhaust system with Borla mufflers
For use with aftermarket 2.5" downpipe
Increase power by containing exhaust heat - Lava
Contains all of the hardware you need to install a new catalytic converter on your A4
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
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
Designed to handle continuous temperatures up to 1,800°F
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
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
Designed to handle continuous temperatures up to 1,200°F
Secures items under the hood and resists rust
Includes hardware to bolt up your cat-back system
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
06-16-2026
1" X 3ft
Designed to handle continuous temperatures up to 1,200°F
Secure the exhaust wrap with stainless steel ties
Secure stainless steel zip ties with ease!