KW Suspension Street Comfort Kit for BMW 4 series F36 Gran Coupe 428i, RWD; w/o EDC (1802000H) 1403 Performance ECU software upgrade improves

Performance ECU software upgrade improves horsepower

500 High Flow Valve/Seat

BMW 135i 08-up Full Race Exhaust System

steel braided hose and black mil-spec anodized aluminum 6061-T6 cap and bracket

KW Suspension Street Comfort Kit for BMW 4 series F36 Gran Coupe 428i, RWD; w/o EDC (1802000H) 1403 Performance ECU software upgrade improvesIs your factory sport suspension too firm? Do you want a sporty look and driving dynamics without having to compromise comfort? KW Street comfort coilovers take the already stellar ride and reputation of KW suspensions coilover systems to the next level of comfort. Designed specifically to maximize comfort KW Street Comfort coilovers provide a subtle lowering with adjustable ride height and rebound damping adjustability allowing the handling or the