Milltek Sport Cat-back uitlaatsysteem Dubbele 90 mm GT90 | Milltek Article number: SSXBM1005.
Applicability and technical information::
Cat-back Used for: BMW 4 Series (F32 428i Coupé (Manual Gearbox‚ without Tow Bar‚ None xDrive & N20 Engine Only)) | Year: 2014-2018 | Remarks: 435i-style dual-outlet. Non-resonated (louder). Polished Tips. Requires 435i M Sport rear valance from your BMW dealer
This item is in "non-resonated" design and is louder.