Remus Racing GPF Back System - BMW 3 Series G80 | G81 M3 | G82 M4 C-Class (W205) The result is an E39

The result is an E39 M5 which feels far sharper and pulls harder through the rev band

Adds approx 10 BHP & 10 lb

The dual-mode ECU-controlled valve exhaust from Akrapovič offers a smooth

The tubing design results in an aerodynamically efficient flow path from the filters to the turbos allowing the turbos to generate boost more effectively and reducing lag

REMUS tube Ø 84 mm

Remus Racing GPF Back System - BMW 3 Series G80 | G81 M3 | G82 M4 C-Class (W205) The result is an E39ATTENTION: RACING No ECE type approval! RACING GPF Back System for BMW M3 G80 M4 G82 & M3 G80 M4 G82 Competition, Typ(e) G234M (with and without GPF). consisting of RACING sport exhaust centered, connection tube package with valves, racing front silencer replacement tube and one of five tail pipe sets. Connection tube with spherical connection for mounting of the sport exhaust with integrated valves. Installation fitting at the serial mounting points.