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Radium Engineering Toyota 3UZ-FE/1UZ-FE VVT-I Fuel Rails Radium Engineering RAD20-0963
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Radium Engineering Toyota 3UZ-FE/1UZ-FE VVT-I Fuel Rails

RAD20-0963
Fuel Rails
5 Units In Stock - Ships Next Business Day
$ 299.95 $ 284.95
$ 284.95

SKU: 20-0963

Radium Engineering Toyota 3UZ-FE/1UZ-FE VVT-I Fuel Rails for 1998-2010 Lexus GS400 GS430 SC430 LS400 LS430

Radium Engineering fuel rails deliver precise even fuel distribution to all cylinders on Toyota 3UZ-FE and 1UZ-FE VVT-I engines found in Lexus models. They install directly on 1998-2000 GS400, 2001-2005 GS430, 2002-2010 SC430, 1998-2000 LS400, and 2004-2006 LS430 without modifications. High-flow passages and integrated ports handle boosted or high horsepower builds while maintaining factory fuel rail height.

Key Features

  • CNC Machined Aluminum: Built from 6061-T6 aluminum with black anodized finish for strength, light weight, and resistance to fuel corrosion and heat.
  • 8AN ORB Ports: Three ports per rail enable simple connections for fuel pressure regulators, sensors, and return lines in custom fuel systems.
  • Direct Bolt-On Fit: Aligns perfectly with OEM mounting points, no drilling or alterations required for seamless integration.
  • Injector Compatibility: Works with OEM Toyota injectors and aftermarket options using supplied air-assist delete seats for reliable sealing.
  • High-Flow Design: Oversized internal passages provide consistent fuel delivery for turbo, supercharger, or naturally aspirated performance upgrades.

Product Notes

  • Verify injector O-ring size matches standard LSx-style for proper sealing.
  • Reuse factory fuel rail hardware where compatible.
  • Product MPN 20-0963 designed for VVT-I heads only.

Installation Notes

  • Professional installation recommended.
  • Torque bolts to factory specs using thread locker.
  • Compatible with OEM mounting points and aftermarket intake manifolds.

This Part Fits

Year Make Model Submodel
1998-2000 Lexus GS400 Base
2001-2005 Lexus GS430 Base
2002-2010 Lexus SC430 Base
1998-2000 Lexus LS400 Base
2004-2006 Lexus LS430 Base

Why Choose Radium Engineering?

  • Proven in drag racing and circuit applications.
  • Manufactured in USA with tight tolerances.
  • Focus on direct-fit solutions for JDM engines.

Frequently Asked Questions

  • Q: Will this fit 2001-2003 Lexus LS430 models?
    A: No, compatible with 2004-2006 LS430 only due to 3UZ-FE VVT-I head design.
  • Q: What material and finish are used?
    A: 6061-T6 aluminum body with Type II black anodizing for durability and heat resistance.
  • Q: What is the warranty and install process?
    A: One-year limited warranty against manufacturing defects. Bolt-on install takes 1-2 hours with basic tools.

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock - ships same or next business day
  • Packaging: Secure foam-protected box, 12 x 8 x 4 inches
  • Weight: 1.8 lbs

Request For Information

Have questions about Radium Engineering Toyota 3UZ-FE/1UZ-FE VVT-I Fuel Rails? Fill out the form below and we'll get back to you by the next business day.
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