Active Autowerke F8X M3 M4 Signature Exhaust System includes Active F - brace (11-045C)

Active Autowerke F8X M3 M4 Signature Exhaust System includes Active F - brace (11-045C)Active Autowerke introduces the Signature F8X M3 M4 Exhaust System, engineered for enhanced performance and precise sound tuning. Crafted from 100% 304 stainless steel with TIG welding, this modular system supports power levels well beyond the stock S55 setup. Mandrel bent 304 stainless steel construction with full TIG welding Flow efficient Y Pipe design converting dual turbo pipes into a single 3. 5" pipe for improved scavenging and exhaust velocity

Active Autowerke introduces the Signature F8X M3/M4 Exhaust System, engineered for enhanced performance and precise sound tuning. Crafted from 100% 304 stainless steel with TIG welding, this modular system supports power levels well beyond the stock S55 setup.

• Mandrel bent 304 stainless steel construction with full TIG welding
• Flow-efficient Y-Pipe design converting dual turbo pipes into a single 3.5" pipe for improved scavenging and exhaust velocity
• Compatible with stock OEM valve motor and designed for factory to highly modified power levels
• Adjustable 90mm double-walled tips ensuring perfect fitment
• No permanent modifications required for installation
• Manufactured in-house at Active Autowerke's Miami, FL facility
• Includes variant of single midpipe; separate midpipe required for complete setup
• Made to order with a 2-3 week lead time

This system replaces the stock dual-pipe design that causes noticeable turbo lag and suboptimal sound with a turbo-back style exhaust that promotes faster spool and smoother tone. Designed from a blank slate, this exhaust emphasizes durability and flow capacity to accommodate extensive modifications including turbo upgrades.