Jeu by-pass silencieux latéraux à clapets ESD sur collecteurs 997 GT3/RS uniquement 3.6L 07-09

This bypass increases exhaust flow, sound and performance while reducing weight. M&M Exhaust GmbH only manufacture with highest quality T316 Stainless and Pierburg Exhaust Valves for added longevity over competitors' products.

Features:

• 2 1/2" (63.5mm) tubing.
• Saves Weight.
• Made of T 316 motorsport grade stainless steel for improved durability over T 304.
• Fits 997.1 and 997.2 GT3 & GT3 RS models.
• Connects to factory headers and center muffler.
• Does not include O2 sensor bungs like competitors products, so laminar flow is retained.
• Reuses factory exhaust rings and clamps.
• Made in Germany by M&M Exhaust, GmbH.
• Factory like sound with valves closed – Aggressive Cup like sound with valves open.
• ECU software is NOT necessary.
• Does not alter emissions, 50 state legal in the U.S.

Our entire “Brombacher” line of exhausts is manufactured by M&M Exhaust, GmbH in Germany. They manufacture a multitude of Porsche Motorsport and Racing Exhausts. Each system is tested comprehensively for flow characteristics / rate, thermal stress, cracking, and longevity. If you are looking for the purest GT3 motorsport sound and an exhaust product that can handle abuse at the track, look no further.