GFC Titanium Valvetronic Axle-Back Exhaust
For BMW M3 / M4 3.0 & 4.0L E90 E92 E93
Dual Mufflers | Valvetronic | Quad Tips | Direct Bolt-On
Unleash Enhanced Exhaust Note & Aggressive Racing Performance.
Designed specifically for the BMW M3 / M4 3.0 & 4.0L (E90 / E92 / E93), this GFC axle-back exhaust system features dual mufflers and dual valvetronic valves, allowing you to control your exhaust sound freely, optimize exhaust flow, and deliver an exhilarating, deep tone alongside quad tips.
Crafted from Premium Grade Titanium Alloy, this custom-engineered exhaust system gives your BMW the aggressive sound, improved exhaust scavenging, and ultra-lightweight durability it truly deserves.



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