2003 Porsche Boxster 986 Roadster Convertible H6 2.7L
Choose between a 2.5" or 3.0" valved mufflers to complete your custom exhaust.
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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" Outlets - 1x1 Carbon Fiber Sleeves
2.5" Inlet - 3.5" Outlet - Single Wall Black
Borla 00-04 Porsche Boxster 3.2L 6cyl MT SS Catback Exhaust
Manual Transmission cars only - does not work on vehicles with a 5 speed manual.
This product was last offered at the strikethrough price on
09-10-2026
Lifetime Replacement
2.5" Inlet - 3.5" Outlet - 1x1 Carbon Fiber Sleeve
2.5" Inlet - 4.0" Outlet - 1x1 Carbon Fiber Sleeve
Lifetime Replacement
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
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
Secures items under the hood and resists rust
Lifetime Replacement
