FABSPEED Porsche 997 GT3 / GT3 RS Side Muffler Bypass Pipes (2006–2009)

Fabspeed Side Muffler Bypass Pipes replace the restrictive factory side mufflers on the 2006–2009 Porsche 997 GT3 and GT3 RS, improving flow, reducing rear weight, and producing a more focused Cup-car-style exhaust note without changing the catalytic converters.

• Direct bolt-on fitment for 2006–2009 Porsche 997 GT3 and GT3 RS
• Valved and non-valved configurations
• 14–16 gauge T304 stainless-steel construction
• Fabspeed reports approximately 9 hp gain and 44 lb weight reduction
• Valved version uses premium Helical pneumatic exhaust valves