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
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!
T304 stainless steel
For 2018-2021 Models Only
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
10-15-2026
2.5" Inlet - 4.0" Outlet - Raw Burnt Titanium
2.5" Clamp-on Inlet / 4.0" Single Wall, Slant Cut Outlet
10X Entries Into Our F80 M3 Sweepstakes
Not vehicle specific. You MUST measure prior to purchasing!
This product was last offered at the strikethrough price on
06-13-2026
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.
2.5" Inlet - 3.5" Outlet - Forged Carbon Fiber Sleeve
2.5" Inlet - 3.5" Outlet - Single Wall Burnt Steel
Single wall stainless steel. Single 2.25" inlet, Dual 3" outlet.
Double wall stainless steel. 2.5" inlet, 3.5" outlet.
Not vehicle specific. You MUST measure prior to purchasing!
2.5" Clamp-on Inlet / 4.0" Single Wall, Slant Cut Outlet
10X Entries Into Our F80 M3 Sweepstakes
Not vehicle specific. You MUST measure prior to purchasing!
This product was last offered at the strikethrough price on
06-13-2026
2.5" Inlet - 3.5" Outlet - Single Wall Brushed Steel
Double wall stainless steel. 2.25" inlet, 4" outlet.