KW Suspension Coilover Kit V1 for BMW 4 series F33 428i Convertible RWD w/o EDC (1022000H) 17090 Reverse-Gear cancel harness is an

Reverse-Gear cancel harness is an added safety feature that is an installation option to revert to factory throttle setting when reversing vehicle

The Slip-On Race system can be optionally combined with Link Pipe Set (Titanium) that retains stock headers and removes stock side mufflers

Magnum Force Stage 2 Aluminum Black Cold Air Intake System with Pro Dry S Filter (51-11892) by aFe

The air straightener is laser cut from 6061 aluminum as well

Over 65 Years of B&M Quality

KW Suspension Coilover Kit V1 for BMW 4 series F33 428i Convertible RWD w/o EDC (1022000H) 17090 Reverse-Gear cancel harness is anThe KW Variant 1 "Inox line" coilover kit is our entry point into our street performance lineup. Thanks to the high quality "Inox line" stainless steel coilover struts, corrosion resistant springs, bumps stops and dampers that are optimally tuned by our engineers the result is a balanced and sporty feel specific to each vehicle application designed for long lasting driving pleasure. The KW Variant 1 "inox line" coilover allows you to experience an