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
Double wall stainless steel. Single 2.25" inlet, Dual 3" outlet.
Keep engine bay temps under control while decreasing turbo lag
10X Entries Into Our F80 M3 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
2.5" Inlet - 4.0" Outlet - Raw Burnt Titanium
Unleashes a throaty growl and exotic tone that exudes the sound of performance
2X Entries Into Our F80 M3 Sweepstakes
Not for vehicles with DKFA engine code.
Replace the tips on your COBB Titanium Cat-Back Exhaust or finish a custom made exhaust in style
Looking to bring it down a notch?
2X Entries Into Our F80 M3 Sweepstakes
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
09-19-2026
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
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
3" gasket for Milltek Sport - 2 bolt flange
This product was last offered at the strikethrough price on
09-18-2026
Single wall stainless steel. Single 2.25" inlet, Dual 3" outlet.
Pair of slash-cut single-walled 4” exhaust tips with 2.5" inlets
Call In Or Chat For Best Price!
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
06-24-2026
Looking to crank it up a notch?
2X Entries Into Our F80 M3 Sweepstakes
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
09-19-2026