Scope of delivery: - Control unit in exchange - 6 injectors Bosch white 380cc - 80mm mass air flow sensor - only for the number 021906258 A, B, C, D and CB, AF, AGDescription: this kit is for VR6 turbo engines with old ignition.Procedure: - You must send us your control unit. Once we have received the control unit, it will take approx. 2 working days for it to be sent back to you. The shipping route then takes approx. 1-3 days to you.- Please specify which parts you have installed, i.e. which parts have been replaced compared to the originals. Either write an email or enclose a note with the control unit.Address: Send us the control unit to this address:Turbo Power UGZiegeleiweg 2625421 Pinneberg