2.5" Inlet - 4.0" Outlet - 1x1 Carbon Fiber Sleeve
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
Keep engine bay temps under control while decreasing turbo lag
10X Entries Into Our F80 M3 Sweepstakes
Fits all OEM IS12, IS20 and IS38 turbochargers
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
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
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
10-23-2026
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
Double wall stainless steel. Single 2.25" inlet, Dual 3" outlet.
3" gasket for Milltek Sport - 2 bolt flange
2.5" Inlet - 3.5" Outlet - Forged Carbon Fiber Sleeve
2.5" Inlet - 3.5" Outlet - Single Wall Burnt Steel
Secures items under the hood and resists rust