2005 Porsche Boxster 987 S Convertible H6 3.2L
Choose between a 2.5" or 3.0" valved mufflers to complete your custom exhaust.
10X Entries For Our 25th Anniversary Sweepstakes!
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
Increase your vehicles output by 29HP and 40 ft lbs of torque
This product was last offered at the strikethrough price on
05-27-2026
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
Replaces stock tips and converts to sport package look. Polished T304 stainless steel with aircraft quality TIG welding.
Lifetime Replacement
2.5" Inlet - 3.5" Outlets - 1x1 Carbon Fiber Sleeves
2.5" Inlet - 3.5" Outlet - Single Wall Black
2.5" 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
Who would of thought an increase of 16 HP & 16 ft/lbs of Torque by just replacing your tips
Will Fit Stock Exhaust or aFe systems Only
This product was last offered at the strikethrough price on
05-27-2026
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
2.5" Inlet - 3.5" Outlet - Single Wall Brushed Steel
2.5" Inlet - 4.0" Outlet - 1x1 Carbon Fiber Sleeve
Lifetime Replacement
3.0" Inlet - 4.0" Outlet - 1x1 Carbon Fiber Sleeve
Lifetime Replacement
