Whilst the MHC+ twin fin ducts work great with the SP1 splitter

MHC+ BMW F82 M4 CS Style Rear Spoiler In Gloss Pre Preg Carbon Fibre

- Pair of MHC single-slat front grilles in gloss black

MHC Black BMW CS Style Front Splitter In Gloss Black for the F80 M3 and F82 M4

- 100% ABS construction

Abgasanlage für Porsche 992 GT3/GT3 RS "Nur für Rennsportzwecke" Ansaugungen Whilst the MHC+ twin finExhaust system with vacuum flaps including EVCU 1, with bevel cut anodized aluminum tailpipes (black, red, silver and gold) with carbon outer pipe. Set of manifolds with 250 cell sports cats as replacement for OEM cat and OPF GPF (ECU programming may be required) ATTENTION: NO ECE APPROVAL, FOR RACING PURPOSES ONLY