BMW logoBMW 4 Series F32 & F33 M440i Coupe & Grand Coupe (xDrive & non xDrive Models)

2017 and Later

1. HJS Tuning ECE Downpipes - 300 Cell ECE Approved HJS Tuning Catalyst. Can be fitted with both Milltek Sport and OE Cat Back Systems
Part Description Tailpipe Style
· HJS ECE Downpipe & Cat Euro 6 for Mx40i Models (300 cell)
CH-Homologation Approved Logo - this product is CH-Approved
Pipe Diameter: 80.00mm (3.15")