![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 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](https://m.media-amazon.com/images/I/613gQocWEWL.jpg)
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
![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 : 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 :](https://i.redd.it/t1s5ujhfvsy71.jpg)
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 :
![Water hose with quick coupler on the heater radiator for Golf 4 1J0122157EH - GC56652 vw_original - Mecatechnic.com Water hose with quick coupler on the heater radiator for Golf 4 1J0122157EH - GC56652 vw_original - Mecatechnic.com](https://www.mecatechnic.com/img/photos/large/1000x1000/GC56652.jpg)
Water hose with quick coupler on the heater radiator for Golf 4 1J0122157EH - GC56652 vw_original - Mecatechnic.com
![Volkswagen Golf GTI Mk IV Coolant Flush and Replacement (1999-2005) - Pelican Parts DIY Maintenance Article Volkswagen Golf GTI Mk IV Coolant Flush and Replacement (1999-2005) - Pelican Parts DIY Maintenance Article](https://cdn4.pelicanparts.com/techarticles/Volkswagen_Golf_GTI_Mk_IV/36-WATER-Coolant_Flush_and_Replacement/images_med/pic05.jpg)
Volkswagen Golf GTI Mk IV Coolant Flush and Replacement (1999-2005) - Pelican Parts DIY Maintenance Article
![HPS Silicone Radiator Heater Coolant Hose Kit Volkswagen Golf GTI MK4 1.8T Turbo - HPS Performance Products HPS Silicone Radiator Heater Coolant Hose Kit Volkswagen Golf GTI MK4 1.8T Turbo - HPS Performance Products](https://hpsperformanceproducts.com/cdn/shop/products/57-2098-BLK_5000x.jpg?v=1627593261)
HPS Silicone Radiator Heater Coolant Hose Kit Volkswagen Golf GTI MK4 1.8T Turbo - HPS Performance Products
![HPS Silicone Radiator Heater Coolant Hose Kit Volkswagen Golf GTI MK4 1.8T Turbo - HPS Performance Products HPS Silicone Radiator Heater Coolant Hose Kit Volkswagen Golf GTI MK4 1.8T Turbo - HPS Performance Products](https://hpsperformanceproducts.com/cdn/shop/products/57-1838-BLUE_2000x.jpg?v=1579220664)
HPS Silicone Radiator Heater Coolant Hose Kit Volkswagen Golf GTI MK4 1.8T Turbo - HPS Performance Products
![Amazon.com: Autobahn88 compatible with Radiator Coolant & Heater Silicone Hose Kit for 1999-2003 Volkswagen VW Golf MK4 VR6 12V (Black -without Clamp Set) : Automotive Amazon.com: Autobahn88 compatible with Radiator Coolant & Heater Silicone Hose Kit for 1999-2003 Volkswagen VW Golf MK4 VR6 12V (Black -without Clamp Set) : Automotive](https://m.media-amazon.com/images/I/81rrTKtCNCL.jpg)