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.
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
Used to secure the front of the downpipe
2X Entries Into Our F80 M3 Sweepstakes
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This product was last offered at the strikethrough price on
08-31-2026
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
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
08-29-2026
Single wall stainless steel. Single 2.25" inlet, Dual 3" outlet.
Secures items under the hood and resists rust
Double wall stainless steel. 2.5" inlet, 3.5" outlet.
Not vehicle specific. You MUST measure prior to purchasing!
2.5" Inlet - 3.5" Outlet - Single Wall Brushed Steel
Double wall stainless steel. 2.25" inlet, 4" outlet.
3.0" Inlet - 4.0" Outlet - 1x1 Carbon Fiber Sleeve
1" X 3ft