
MILLTEK SSXBM1414 Secondary Catalyst Bypass, 3.15'' for BMW M5 (G90 / G99)
Description MILLTEK SSXBM1414 Secondary Catalyst Bypass, 3.15'' for BMW M5 (G90 / G99)
The Milltek Secondary Catalyst Bypass is designed to replace the factory secondary catalytic converters, allowing for improved exhaust flow and a deeper, sportier sound. Made from high-grade 304L stainless steel, it ensures maximum durability and heat resistance. This upgrade reduces back pressure, enhancing throttle response and engine performance. Intended for off-road or track use only, as it removes emission control components.
Specifications
- Pipe diameter (inches): 3.15
- Feature 1: Fits to OE Downpipes & Milltek Sport Axle Back System Only
- Feature 2: OE requires cutting
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Description MILLTEK SSXBM1414 Secondary Catalyst Bypass, 3.15'' for BMW M5 (G90 / G99)
The Milltek Secondary Catalyst Bypass is designed to replace the factory secondary catalytic converters, allowing for improved exhaust flow and a deeper, sportier sound. Made from high-grade 304L stainless steel, it ensures maximum durability and heat resistance. This upgrade reduces back pressure, enhancing throttle response and engine performance. Intended for off-road or track use only, as it removes emission control components.
Specifications
- Pipe diameter (inches): 3.15
- Feature 1: Fits to OE Downpipes & Milltek Sport Axle Back System Only
- Feature 2: OE requires cutting












