SKU: 20-0872
Radium Engineering VW/Audi 1.8T 20V Fuel Rail.
VW or Audi 1.8T 20V engine to unparalleled heights with the Radium Engineering Fuel Rail (SKU: 20-0872), the definitive choice for enthusiasts seeking maximum performance, reliability, and style. Engineered with precision and crafted for superior functionality, this fuel rail outperforms all competitors, making it the top pick for custom fuel systems and high-performance builds. Whether you’re chasing track records or crafting a show-stopping engine bay, the Radium Engineering Fuel Rail delivers unmatched quality and value, ensuring your vehicle stands out as the best in its class.
Why Radium?
The Radium Engineering Fuel Rail is designed to dominate. Unlike other options, it combines a large 0.69-inch internal bore for exceptional fuel flow, lightweight CNC-machined aluminum construction, and a sleek anodized finish that resists corrosion and ethanol fuels. Its robust design supports extreme power outputs, making it the go-to choice for turbocharged setups and aftermarket fuel systems. With easy installation and compatibility with factory or aftermarket injectors, this fuel rail is the ultimate solution for VW and Audi 1.8T 20V owners who demand the best.
Features:
Superior Fuel Flow: 0.69-inch internal bore ensures maximum fuel delivery for high-horsepower applications, outperforming smaller-bore competitors.
Precision Engineering: CNC-machined from high-grade aluminum for a lightweight yet durable one-piece design.
Versatile Port Configuration: Equipped with 8AN ORB ports on both ends for flexible plumbing options, plus a 1/8″ NPT upper center port and 6AN ORB lower center port for accessories like fuel pressure regulators or gauges.
Injector Compatibility: 14mm injector bores support factory or aftermarket injectors, with reusable factory injector clips for secure, leak-free operation.
Corrosion-Resistant Finish: Black anodized coating ensures durability against ethanol and corrosive fuels, maintaining a sleek look for years.
Easy Installation: Includes all necessary hardware and brackets for a hassle-free fitment on VW and Audi 1.8T 20V engines.
Motorsport-Ready: Designed to handle the demands of racing and high-performance street applications.
Included:
- 1x Radium Engineering Fuel Rail: CNC-machined aluminum, anodized black, with 8AN ORB end ports, 1/8″ NPT upper center port, and 6AN ORB lower center port.
- 2x Stainless Steel Mounting Screws: M6x1mm for secure installation.
- Brackets for VW/Audi 1.8T 20V Intakes: Ensures perfect fitment and easy mounting.
- Installation Instructions: Downloadable PDF guide for straightforward setup (available at radiumauto.com).
- Part Number: 20-0872
Note: Fittings, fuel lines, and injectors are not included and must be selected based on your specific application. For plumbing solutions, consider the optional Radium 20-0872-PK Plumbing Kit (sold separately).
Fitment:
The Radium Engineering Fuel Rail (SKU: 20-0872) is meticulously designed for the following VW and Audi models equipped with the 1.8T 20V engine:
|
Make |
Model |
Year |
Engine |
Chassis |
|
Audi |
A3 |
1996-2003 |
1.8T 20V |
MK1 (8L) |
|
Audi |
S3 |
1996-2003 |
1.8T 20V |
MK1 (8L) |
|
Audi |
A4 |
1996-2001 |
1.8T 20V |
B5, B5.5 |
|
Audi |
A4 |
2002-2005 |
1.8T 20V |
B6 |
|
Audi |
A6 |
1998-2004 |
1.8T 20V |
C5 |
|
Audi |
A6 Allroad |
1998-2004 |
1.8T 20V |
C5 |
|
Audi |
TT |
2000-2006 |
1.8T 20V |
MK1 (8N) |
|
Volkswagen |
Golf |
1999-2005 |
1.8T 20V |
MK4 |
|
Volkswagen |
GTI |
1999-2005 |
1.8T 20V |
MK4 |
|
Volkswagen |
Jetta / Jetta GLI |
1999-2005 |
1.8T 20V |
MK4 |
|
Volkswagen |
Passat |
1998-2005 |
1.8T 20V |
B5, B5.5 |
|
Volkswagen |
Beetle |
1998-2011 |
1.8T 20V |
1C, 9C, 1Y |
Engine Codes Supported: AEB, AMB, BAM, AWB, and other 1.8T 20V variants.
Note: For AMB engine codes with short injectors, 12mm Fuel Injector Extensions (IE Part Number: IEBAUU3) are required.
Installation Notes
Tools Required: Basic hand tools (wrenches, sockets, screwdrivers) and appropriate AN fittings for your fuel system.
Skill Level: Intermediate. Professional installation recommended for optimal results.
Compatibility: Fits under factory engine covers and works with both longitudinal and transverse 1.8T 20V engine layouts.
Clearance: Ample space around ports accommodates large accessories like fuel pressure regulators or pulse dampers.





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