Active Autowerke F3X 335i/435i Valved Rear Exhaust GEN 2 - carbon over black chrome tips (11-115CBC)

Active Autowerke F3X 335i/435i Valved Rear Exhaust GEN 2 - carbon over black chrome tips (11-115CBC)The Active Autowerke F3X 335i 435i Valved Rear Exhaust GEN 2 combines durable 100% brushed 304 stainless steel construction with enhanced OEM valve integration. This compact rear exhaust system features double walled tips available in brushed, black, or carbon finishes, suited for coupe, convertible, and sedan models. Large mandrel bent piping for maximum flow Uses factory valve system to control exhaust sound dynamically Durable, brushed 100% 304

The Active Autowerke F3X 335i/435i Valved Rear Exhaust GEN 2 combines durable 100% brushed 304-stainless steel construction with enhanced OEM valve integration. This compact rear exhaust system features double-walled tips available in brushed, black, or carbon finishes, suited for coupe, convertible, and sedan models.

• Large mandrel bent piping for maximum flow
• Uses factory valve system to control exhaust sound dynamically
• Durable, brushed 100% 304 stainless steel construction
• Adjustable double-walled tips with embossed Active Autowerke logo in brushed, black, or carbon finishes
• Improved power and torque throughout the RPM range
• Estimated 12-15 HP gains over stock rear exhaust
• Tight sealing with heavy-duty TORCA style clamps
• Height adjustable mounting brackets for easier installation
• Weight reduction to 22.0 lbs from factory 27.0 lbs
• Complete illustrated instruction manual included
• Two year warranty

The system is designed for optimal gas flow with a straight-through muffler providing a rich, mellow tone with the valve closed and a pronounced sport sound with the valve open. This rear exhaust directly replaces the factory component while enhancing both performance and appearance with Active Autowerke quality and engineering.