2015 Porsche 911 991 Carrera Convertible V6 3.4L
Increase power by containing exhaust heat - Black
Secure the exhaust wrap with stainless steel ties
Lifetime Replacement
Featuring Full Stainless Steel exhaust system with sport cats, and high-flow air filters
Featuring Valvetronic Center Muffler Bypass X-Pipe, and Maxflo Performance Side Mufflers w/ Deluxe Quad-Style Tips
Direct replacement for the restrictive OEM headers, offering improved power and throttle response throughout the RPM range.
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
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
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 of +15 Horsepower, and +14 Torque, Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications!
Lifetime Replacement
Increase of +30 Horsepower, and +30 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance high-flow exhausts!
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
Quick connect union T-fitting for 1/4" Nylon
Unlock up to +34 HP and +43 lb-ft of torque with this TIG-welded 304 stainless cat-back exhaust, delivering race-proven performance, perfect fitment, and an aggressive Porsche-worthy sound in a direct bolt-on package.
This product was last offered at the strikethrough price on
05-27-2026
Lifetime Replacement
Unlock up to +34 HP and +43 lb-ft of torque with this TIG-welded 304 stainless cat-back exhaust, delivering race-proven performance, perfect fitment, and an aggressive Porsche-worthy sound in a direct bolt-on package.
This product was last offered at the strikethrough price on
05-27-2026
Lifetime Replacement
