KW DDC ECU Coilover Kit | 2015+ VW Golf Mk7 (39080030)DDC ECU Coilover Kit by KW Suspension The adaptive KW DDC ECU coilovers allow adjustment within the TV tested lowering range. The dirt resistant trapezoid thread and the composite collar allow for years of accessible adjustability and ease of use. Lowering can be done via the composite spring collar on the shock body or on the height adjustable rear perch in the rear of the vehicle. No matter where in the world, sporty drivers, car manufacturers, and