Audi B6 S4 V8
2.25" stainless steel with your choice of tip style
Achieve perfect exhaust fitment!
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This product was last offered at the strikethrough price on
06-13-2026
Lifetime Replacement
Holds up your exhaust and keeps it from swaying
This product was last offered at the strikethrough price on
08-14-2026
Lifetime Replacement
2.5" Inlet - 3.5" Outlet - Single Wall Black
Left and right side resonated center section - To be installed with connecting pipes 764422
2.5" Inlet - 3.5" Outlet - 1x1 Carbon Fiber Sleeve
Increase power by containing exhaust heat - Lava
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
Double wall stainless steel. Single 2.25" inlet, Dual 3" outlet.
Not vehicle specific. You MUST measure prior to purchasing!
Lifetime Replacement
Left and right side connecting pipes center section - To be installed with 764403 or 764413
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
Double wall stainless steel. Single 2.25" inlet, Dual 3" outlet.
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
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" Inlet - 3.5" Outlet - Forged Carbon Fiber Sleeve
Contains all of the hardware you need to install new downpipes on your Audi 4.2 engine
10X Entries For Our 25th Anniversary Sweepstakes!
This product was last offered at the strikethrough price on
05-02-2026
Lifetime Replacement
