Golf 20VT K04023 Oct 2, 2019 | Golf IV, VW VW Golf IV 20vt (AUM) Custom remap K04-023 Turbo External 550cc Bosch Injectors 80mm S3 MAF Downpipe Catback exhaust Decat **N112-N249-N80-SAI removal **Launch Contro / Flat shift Optimised for 100 RON Turbo boost via Boost Controller