2001 Passat GLS fuelsystem: Bosch K-Jetronic. 2003-2005 Passat GL Suction Line (Compressor to Evaporator). 2001 Passat GLS fuelsystem: Bosch Motronic SFI, Suction Line (Compressor to Evaporator). 2002-2005 Passat GLS Suction Line (Compressor to Evaporator).
