Fuel Delivery

The fuel delivery system is the heart of your engine's performance and reliability. Whether you're maintaining a daily driver or building a high-horsepower race machine, the right components ensure your engine receives the correct amount of fuel at the right pressure. Our Fuel Delivery collection brings together pumps, filters, injectors, regulators, lines, and fittings designed to meet a wide range of demands.

Key components in this category include:

  • Fuel Pumps: In-tank and inline options with varying flow rates to support stock or modified engines.
  • Fuel Injectors: High-impedance and low-impedance injectors in multiple flow ratings for precise fueling.
  • Fuel Filters: High-flow, serviceable filters to protect injectors from contaminants.
  • Fuel Pressure Regulators: Adjustable and fixed-rate regulators to maintain consistent pressure under all conditions.
  • Lines & Fittings: Braided stainless steel, PTFE lines, and AN fittings for durable, leak-free plumbing.

When selecting parts, consider your vehicle’s fuel requirements—horsepower goals, fuel type (pump gas, E85, race fuel), and whether you need a complete system or individual replacement components. Our specialists are here to help you build a reliable fuel delivery setup.

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CNC machined aluminum Radium Engineering fuel level adapter 20-0596 for Nissan 350Z and Infiniti G35
$47.45 $49.95
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Black anodized Radium Engineering fuel rail for 2000-2005 Honda S2000 featuring 8AN ORB ports and CNC construction.
$142.45 $149.95
-5%
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Radium Engineering Split-Flow Flex Fuel Sensor Adapter showing dual-passage design and -10AN ORB ports
$94.95 $99.95
-5%
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Radium Engineering Nissan fuel filter kit featuring a 6 micron microglass element and mounting hardware.
$189.95 $199.95
-5%
Low in stock
Radium Engineering fuel filter housing with 10 micron stainless steel mesh element and vehicle-specific mounting hardware.
$208.95 $219.95
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Low in stock
Radium Subaru EJ V1-V2 top feed conversion fuel rails showing 8AN ORB ports
$237.45 $249.95
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Radium Engineering black anodized aluminum top feed fuel rails with auxiliary top ports for Subaru EJ-series engines.
$208.95 $219.95
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Radium Engineering in-tank fuel pump hanger assembly for 2010+ Nissan R35 GT-R.
$778.95 $819.95
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Radium Engineering top-feed fuel rail conversion kit for Subaru EJ Version 1-6 engines.
$237.45 $249.95
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Radium Engineering machined aluminum top feed fuel rail conversion kit for Subaru EJ engines.
$218.45 $229.95
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Radium Engineering machined aluminum top feed fuel rails for 2002-2014 Subaru EJ engines.
$199.45 $209.95
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Anodized Radium Engineering top feed fuel rail for Nissan Silvia S13 SR20DET with 8AN ports and mounting hardware.
$218.45 $229.95
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A pair of black anodized Radium Engineering high-flow fuel rails for the Nissan R35 GT-R VR38DETT engine.
$332.45 $349.95
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Radium Engineering 20-0545 fuel rail plumbing kit with fittings and hardware for GM LSA and LS9 engines
$161.45 $169.95
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Radium Engineering machined fuel rail with 8AN ORB ports for Nissan RB25DET Neo engines.
$189.95 $199.95
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Radium 20-0533-PK fuel rail plumbing kit with black AN fittings and hose for early Mitsubishi 4G63 engines.
$75.95 $79.95
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Black anodized billet aluminum Radium high-flow fuel rail for Mitsubishi 4G63 early DSM engines.
$142.45 $149.95
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Radium Engineering 20-0519 fuel level switch kit featuring a threaded sensor and a panel-mount diagnostic LED indicator.
$104.45 $109.95
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Radium Engineering air assist fuel injector seat adapter for Toyota 2JZ-GE intake manifolds.
$14.20 $14.95
-5%
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Radium Engineering fuel rail plumbing adapter kit including fittings for Mazda MZR and Ford Duratec fuel systems.
$56.95 $59.95
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Black Radium Engineering CNC machined fuel rail with four 8AN ORB ports for Mazda MZR and Ford Duratec engines.
$142.45 $149.95
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Radium Engineering in-tank fuel hanger surge tank assembly with stainless steel filter for BMW E9x 335i
$370.45 $389.95
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Low in stock
Radium Engineering fuel rail plumbing kit with high-pressure hoses and adapter fittings for Nissan VQ engines.
$208.95 $219.95
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Radium Engineering VQ35DE fuel rail plumbing kit with pre-assembled hoses and anodized fittings for 350Z and G35.
$208.95 $219.95
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Black anodized Radium Engineering secondary fuel rail for Mazda 20B-REW 3-rotor engines.
$227.95 $239.95
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Radium Engineering stainless steel fuel level switch with 1/8 NPT male threads and fuel-resistant float.
$85.45 $89.95
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Machined aluminum Radium Engineering Nissan VQ FPD adapter with 27mm bore and 8AN ORB outlet.
$28.45 $29.95
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Black anodized Radium Engineering fuel rails for Nissan VQ engines showing 8AN ORB ports and laser engraving.
$284.95 $299.95
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Radium Engineering fuel hanger surge tank feed kit with microglass filter, feed line, and adapter fittings for Mazda RX-7 FD
$275.45 $289.95
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Radium Engineering fuel hanger surge tank feed kit with stainless steel filter, feed line, and adapter fittings
$294.45 $309.95
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In stock

Can’t Find the Part You Need?

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