Increase power by containing exhaust heat - Lava
Increase power by containing exhaust heat - Lava
Get that Exhaust tone you've been looking for!
Achieve perfect exhaust fitment!
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
06-13-2026
The ULTIMATE auditory upgrade for your MK4! Featuring a single-exit turndown tip and wrinkle black intake piping.
Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!
This product was last offered at the strikethrough price on
05-05-2026
Built to last with 304 stainless steel and engineered for dyno-proven power gains.
2.5" Inlet - 4.0" Outlet - 1x1 Carbon Fiber Sleeve
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
3.0" Inlet - 3.5" Outlet - 1x1 Carbon Fiber Sleeve
2.25" Aluminized exhaust system with a single stainless Borla muffler and single exit tip!
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.
Not vehicle specific. You MUST measure prior to purchasing!
2.5" Inlet - 4.0" Outlet - Raw Burnt Titanium
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.
2.5" Inlet - 3.5" Outlet - Forged Carbon Fiber Sleeve