Active Autowerke F8X M3 M4 Signature Exhaust System includes Active F - brace - Carbon Over Black Chrome (11-045CBC) 1703 5" Horizontal Flow Core is

5" Horizontal Flow Core is rated for 850 WHP and the perfect fit for your custom high-performance intercooler

which can easily be switched out with the current GrimmSpeed FA Lightweight Pulley

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

To top it all off

(1) VTS CAN Sniffer (Part Number P-HF936)

Active Autowerke F8X M3 M4 Signature Exhaust System includes Active F - brace - Carbon Over Black Chrome (11-045CBC) 1703 5" Horizontal Flow Core isThe 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