Description
Fitting Guide:
BMW 4 Series F82/83 M4 Coupe/Convertible & M4 Competition Coupé (Non-OPF Equipped Models Only)
- Fits with Milltek Sport Cat-back Exhaust System Only
- Requires a Stage 2 ECU Remap
- Requires 2 x 18307851168 for Installation (Available from local BMW dealer)