![Volkswagen Workshop Service and Repair Manuals > Golf Mk4 > Power unit ><br><br>4-cylinder injection engine (1.6 l roller rocker finger) ><br><br> Fuel supply, gas operation ><br><br>Removing and installing parts of fuel supply system >< Volkswagen Workshop Service and Repair Manuals > Golf Mk4 > Power unit ><br><br>4-cylinder injection engine (1.6 l roller rocker finger) ><br><br> Fuel supply, gas operation ><br><br>Removing and installing parts of fuel supply system ><](https://workshop-manuals.com/volkswagen/golf-mk4/images/golf-mk4-8208.png)
Volkswagen Workshop Service and Repair Manuals > Golf Mk4 > Power unit ><br><br>4-cylinder injection engine (1.6 l roller rocker finger) ><br><br> Fuel supply, gas operation ><br><br>Removing and installing parts of fuel supply system ><
![Amazon.com: runmade Secondary Air Injection Pump Hose Pipe SAI Set Kit 2Pcs Compatible with VW Jetta Bora Golf MK4 1.8T Compatible with AUDI A3 TT S3 1.8T : Automotive Amazon.com: runmade Secondary Air Injection Pump Hose Pipe SAI Set Kit 2Pcs Compatible with VW Jetta Bora Golf MK4 1.8T Compatible with AUDI A3 TT S3 1.8T : Automotive](https://m.media-amazon.com/images/I/61Y4LUXX9LL.jpg)
Amazon.com: runmade Secondary Air Injection Pump Hose Pipe SAI Set Kit 2Pcs Compatible with VW Jetta Bora Golf MK4 1.8T Compatible with AUDI A3 TT S3 1.8T : Automotive
![HPS Silicone Breather Hose Kit 03-06 Volkswagen Golf MK4 1.8T Turbo AWP 57-1934 - HPS Performance Products HPS Silicone Breather Hose Kit 03-06 Volkswagen Golf MK4 1.8T Turbo AWP 57-1934 - HPS Performance Products](https://cdn.shopify.com/s/files/1/0074/2064/1377/products/57-1934-RED_installed_5000x.jpg?v=1642528361)
HPS Silicone Breather Hose Kit 03-06 Volkswagen Golf MK4 1.8T Turbo AWP 57-1934 - HPS Performance Products
![Volkswagen Golf GTI Mk IV Fuel Injector Replacement (1999-2005) - Pelican Parts DIY Maintenance Article Volkswagen Golf GTI Mk IV Fuel Injector Replacement (1999-2005) - Pelican Parts DIY Maintenance Article](https://cdn4.pelicanparts.com/techarticles/Volkswagen_Golf_GTI_Mk_IV/26-FUEL-Fuel_Injector_Replacement/images_med/pic05.jpg)
Volkswagen Golf GTI Mk IV Fuel Injector Replacement (1999-2005) - Pelican Parts DIY Maintenance Article
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50mm 57mm 63mm Egr Delete Kit Pipe Suit For Mk4 Beetle Golf Vw 1.9tdi 75/80/90/115 Bhp Valve - Exhaust Gas Recirculation Valve - AliExpress
![Volkswagen Golf GTI Mk IV Fuel Filter Replacement (1999-2005) - Pelican Parts DIY Maintenance Article Volkswagen Golf GTI Mk IV Fuel Filter Replacement (1999-2005) - Pelican Parts DIY Maintenance Article](https://cdn4.pelicanparts.com/techarticles/Volkswagen_Golf_GTI_Mk_IV/29-FUEL-Replacing_Your_Fuel_Filter/images_med/pic05.jpg)
Volkswagen Golf GTI Mk IV Fuel Filter Replacement (1999-2005) - Pelican Parts DIY Maintenance Article
![Mk4 Golf 1.8T 2004, has an issue with a consistent check engine light probably having to deal with this. These tubes coming from the fuel injection system I believe had been open. Mk4 Golf 1.8T 2004, has an issue with a consistent check engine light probably having to deal with this. These tubes coming from the fuel injection system I believe had been open.](https://i.redd.it/m9d76v1doie71.jpg)
Mk4 Golf 1.8T 2004, has an issue with a consistent check engine light probably having to deal with this. These tubes coming from the fuel injection system I believe had been open.
![Audi, VW Fuel Line (TT, Golf, Jetta, Beetle, R32, Mk4, Feed) 1J0201293P by Genuine OEM | Europa Parts Audi, VW Fuel Line (TT, Golf, Jetta, Beetle, R32, Mk4, Feed) 1J0201293P by Genuine OEM | Europa Parts](https://www.europaparts.com/media/catalog/product/cache/abf26066ecd46d435ee2486b4a5aee03/1/j/1j0201293p.jpg)
Audi, VW Fuel Line (TT, Golf, Jetta, Beetle, R32, Mk4, Feed) 1J0201293P by Genuine OEM | Europa Parts
![HEL Performance Braided Brake Lines - Golf Mk4 2.3 V5 - 4 Line Kit - Awesome GTI - Volkswagen Audi Group Specialists HEL Performance Braided Brake Lines - Golf Mk4 2.3 V5 - 4 Line Kit - Awesome GTI - Volkswagen Audi Group Specialists](https://cdn11.bigcommerce.com/s-6y7pa5d/images/stencil/1280x1280/products/35217/56790/hel-hose__71305.1570113204.jpg?c=2)