G90 G90 Signature Catback Exhaust System
G90 G90 Signature Catback Exhaust System Stainless Steel Valved Full Exhaust System – BMW G90 M5 (S68 Twin-Turbo V8-Hybrid) Transform the performance and sound of your 2025+ BMW G90 M5 with our premium T304 stainless steel valved full exhaust system. Purpose-built for the S68 4.4L twin-turbo V8, this system is engineered to enhance exhaust flow, reduce backpressure, and deliver a deep, aggressive tone—without compromising daily drivability. Designed using advanced techniques for a precise OEM-fit, this exhaust system integrates seamlessly with all factory mounting points and adds exhaust valve control which is missing from the OEM exhaust system. Whether cruising or pushing the limits, this system provides an immersive and exhilarating exhaust experience. Key Highlights: T304 Stainless Steel Construction: Built entirely from corrosion-resistant, mandrel-bent T304 stainless steel, this system offers long-term durability, heat resistance, and a consistent finish. Welded with precision us