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
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
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!
Keep your underhood temps low and your turbo speeds high!
Fits all OEM IS12, IS20 and IS38 turbochargers
This product was last offered at the strikethrough price on
09-29-2026
2.5" Inlet - 3.5" Outlet - Single Wall Brushed Steel