Quick coupler to connect the water hose to the heating radiator for Golf 4 1J0122291B - GC56784 - Mecatechnic.com
Metal Coolant Pipe for 2.0L ABA & 1.9L TDI - Techtonics Tuning
Reduce pipe clutter, can I? -
Amazon.com: Aluminum Coolant Flange Upgrade Kit with Cooling Hose Flange Coolant T-Fitting Thermostat Housing Cover Water Distribution Pipe Fits VW Golf Jetta GLI GTI Mk4 TT 337 1.8T Replace 06A121121C : Automotive
Gates - 1J0121156AT - Heater Hose
Return Hose for the Heater Matrix: 1H0819373C | Heritage Parts Centre UK
replacement of coolant pipes from firewall to heater core | VW Vortex - Volkswagen Forum
Does anyone know where I can get one of these coolant hoses for a mk4 golf 1.8t? It's this one that runs under the sensor connected to the upper rad hose :