Active Autowerke F8X M3 M4 Signature Exhaust System includes Active F - brace - Carbon Over Black Chrome (11-045CBC) 1703 To top it all off

To top it all off

This fit kit is required to fit the APR CPS system to C7 (pre facelift) and B8 (Pre Facelift) vehicles

Optimized launch control

8 Description_ASM Front S7K FMSI D154 1989 PONTIAC Firebird/Trans Am (3rd Gen) 2

Active Autowerke F8X M3 M4 Signature Exhaust System includes Active F - brace - Carbon Over Black Chrome (11-045CBC) 1703 To top it all offThe Active Autowerke F8X M3 M4 Signature Exhaust System is engineered to enhance performance and deliver a distinctive exhaust sound. Crafted from 100% 304 TIG welded stainless steel, this modular turbo back exhaust supports power levels well beyond stock specifications. Mandrel bent 304 stainless steel construction with full TIG welding Single 3. 5" turbo back pipe design improves exhaust scavenging and velocity Flow efficient Y pipe design promotes