Radium Engineering - Performance Fuel Systems & Universal Accessories

Since 2010, Radium Engineering has made its mark by designing and producing high‑performance aftermarket automotive components—specializing in fuel delivery, surge tanks, catch cans, pulse dampers, and coolant systems—all engineered in Clackamas, Oregon, with meticulous attention to fit and function. Built for both enthusiast street cars and hardcore race applications, their RA‑Series fuel bladders withstand all fuel types—from gasoline to E85 or methanol.

Radium’s surge tanks (single-, multi-pump) and FCST-X systems prevent fuel starvation under high‑G conditions, while their pulse dampers help maintain stable and safe fuel pressure. Backed by detailed installation guides and direct customer support from their U.S. facility, they ensure both reliability and ease of use for DIYers and professional builders.

Whether you're upgrading your fuel system, eliminating vapor lock, or optimizing performance on track, Radium Engineering delivers precision‑machined, race‑ready solutions that stand the test of time.

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Radium Engineering Remote Mount Vented Female Dry Break 1.5in Elbow Radium Engineering Remote Mount Vented Female Dry Break 1.5in Elbow
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Radium Engineering Remote Mount Vented Female Dry Break 1.5in Elbow
Female dry break receptacle for mounting on exterior body work of vehicle. Back side features a 75 degree angled 1.5" diameter elbow connected with a...
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Sale price$322.95 Regular price$339.95
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Radium Dual Fuel Pressure Regulator (DFPR) Radium Dual Fuel Pressure Regulator (DFPR)
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Radium Dual Fuel Pressure Regulator (DFPR)
The Radium Engineering DFPR (Dual Fuel Pressure Regulator) was designed specifically for custom fuel systems that use both direct injection and port injection. The DFPR...
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Sale price$284.95 Regular price$299.95
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Radium Engineering RA-Series FPR Conversion Kit - Green Radium Engineering RA-Series FPR Conversion Kit - Green
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Radium Engineering RA-Series FPR Conversion Kit - Green
Kit to convert any Radium adjustable fuel pressure regulator to the new "RA" style with tool-free pressure adjustment. See picture for kit contents.
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Sale price$71.95 Regular price$74.95
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Radium Engineering Multi-Port Regulator (MPR) - Green Radium Engineering Multi-Port Regulator (MPR) - Green
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Radium Engineering Multi-Port Regulator (MPR) - Green
Universal adjustable fuel pressure regulator for EFI vehicles. Ideal for pump flows from 200 lph to 1400 lph. E85 compatible. Green anodized top. Tool-free pressure...
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Sale price$199.95 Regular price$209.95
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Radium Engineering Fuel Hanger Plumbing Kit 89-05 Mazda MX-5 Microglass Filter Radium Engineering Fuel Hanger Plumbing Kit 89-05 Mazda MX-5 Microglass Filter
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Radium Engineering Fuel Hanger Plumbing Kit 89-05 Mazda MX-5 Microglass...
Fuel hanger plumbing kit for Mazda MX-5 Miata. For use when installing a Radium in-tank fuel hanger. Includes fuel filter with a 6 micron micro-fiberglass...
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Sale price$664.95 Regular price$699.95
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Radium Engineering Fuel Hanger Plumbing Kit 89-05 Mazda MX-5 Stainless Filter Radium Engineering Fuel Hanger Plumbing Kit 89-05 Mazda MX-5 Stainless Filter
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Radium Engineering Fuel Hanger Plumbing Kit 89-05 Mazda MX-5 Stainless...
Fuel hanger plumbing kit for Mazda MX-5 Miata. For use when installing a Radium in-tank fuel hanger. Includes fuel filter with a stainless steel element,...
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Sale price$683.95 Regular price$719.95
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Radium Engineering Remote Mount Filler Adapter 1.5in Radium Engineering Remote Mount Filler Adapter 1.5in
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Radium Engineering Remote Mount Filler Adapter 1.5in
Bolt-on fuel filler adapter for use with 1.5" filler hose. Compatible with Radium part number 20-1004-V and 20-1005-V.
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Sale price$37.95 Regular price$39.95
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Radium Engineering Remote Mount Filler Adapter 2.25in Radium Engineering Remote Mount Filler Adapter 2.25in
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Radium Engineering Remote Mount Filler Adapter 2.25in
Adapter for 2.25" ID hose connection. To be used with Radium fuel fillers, part numbers 20-1005-V and 20-1004-V.
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Sale price$37.95 Regular price$39.95
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Radium Engineering 12AN ORB Banjo To 3/4AN SAE Male Fitting Radium Engineering 12AN ORB Banjo To 3/4AN SAE Male Fitting
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Radium Engineering 12AN ORB Banjo To 3/4AN SAE Male Fitting
Stainless steel body, aluminum top. 360 degree swivel action. Installs into 12AN ORB port.
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Sale price$33.95 Regular price$34.95
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Radium Engineering 10AN ORB Swivel Banjo PCV Valve to 8.5mm Barb Radium Engineering 10AN ORB Swivel Banjo PCV Valve to 8.5mm Barb
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Radium Engineering 10AN ORB Swivel Banjo PCV Valve to 8.5mm...
Swiveling adpater fitting with built-in PCV valve function. Stainless steel and aluminum construction.
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Sale price$37.95 Regular price$39.95
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Radium Engineering 10AN ORB Swivel Banjo PCV Valve to 6.5mm Barb Radium Engineering 10AN ORB Swivel Banjo PCV Valve to 6.5mm Barb
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Radium Engineering 10AN ORB Swivel Banjo PCV Valve to 6.5mm...
Swiveling adpater fitting with built-in PCV valve function. Stainless steel and aluminum construction.
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Sale price$37.95 Regular price$39.95
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Radium Engineering 10AN ORB Swivel Banjo to 6.5mm Barb Fitting Radium Engineering 10AN ORB Swivel Banjo to 6.5mm Barb Fitting
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Radium Engineering 10AN ORB Swivel Banjo to 6.5mm Barb Fitting
Swivel fitting. Stainless steel and aluminum construction. Screws into a 10AN ORB (O-ring port) and has a swiveling 6.5mm hose barb fitting.
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Sale price$33.95 Regular price$34.95
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Radium Engineering 10AN ORB Swivel Banjo PCV Valve to 5/16in SAE Male Radium Engineering 10AN ORB Swivel Banjo PCV Valve to 5/16in SAE Male
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Radium Engineering 10AN ORB Swivel Banjo PCV Valve to 5/16in...
Radium Engineering 10AN ORB Swivel Banjo PCV Valve to 5/16in SAE Male
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Sale price$47.95 Regular price$49.95
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Radium Engineering 8AN ORB Swivel Banjo to 16mm SAE Male Radium Engineering 8AN ORB Swivel Banjo to 16mm SAE Male
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Radium Engineering 8AN ORB Swivel Banjo to 16mm SAE Male
90 degree swiveling adapter fitting. Stainless steel and aluminum construction. Screws into 8AN ORB female port and has a 16mm SAE quick connect male fitting.
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Sale price$33.95 Regular price$34.95
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Radium Engineering 10AN Orb Swivel Banjo TO 12MM SAE Male Radium Engineering 10AN Orb Swivel Banjo TO 12MM SAE Male
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Radium Engineering 10AN Orb Swivel Banjo TO 12MM SAE Male
This 90 degree swivel fitting screws into a 10AN ORB female port and has a male SAE 12mm quick connect fitting. Compatible with all fuels...
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Sale price$33.95 Regular price$34.95
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Radium Engineering 10AN ORB Swivel Banjo PCV Valve to 10mm SAE Male Radium Engineering 10AN ORB Swivel Banjo PCV Valve to 10mm SAE Male
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Radium Engineering 10AN ORB Swivel Banjo PCV Valve to 10mm...
Swiveling adpater fitting with built-in PCV valve function. Stainless steel and aluminum construction.
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Sale price$37.95 Regular price$39.95
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Radium Engineering 10AN ORB Swivel Banjo to 10mm SAE Male Radium Engineering 10AN ORB Swivel Banjo to 10mm SAE Male
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Radium Engineering 10AN ORB Swivel Banjo to 10mm SAE Male
Swiveling fitting. Stainless steel and aluminum construction. Screws into a 10AN ORB port and provides a swiveling 10mm male SAE quick connect fitting.
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Sale price$33.95 Regular price$34.95
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Radium Engineering 10AN ORB Swivel Banjo To 10mm Barb Radium Engineering 10AN ORB Swivel Banjo To 10mm Barb
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Radium Engineering 10AN ORB Swivel Banjo To 10mm Barb
Swiveling low profile fitting. Screws into a 10AN ORB female port and has a 10mm hose barb swivel.
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Sale price$33.95 Regular price$34.95
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Radium Engineering 10AN ORB Swivel Banjo to 6AN Female Radium Engineering 10AN ORB Swivel Banjo to 6AN Female
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Radium Engineering 10AN ORB Swivel Banjo to 6AN Female
Stainless steel and aluminum construction. Screws into a 10AN ORB port and provides a swiveling 6AN female.
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Sale price$33.95 Regular price$34.95
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Radium Engineering 8AN ORB Swivel Banjo To 6.5mm Barb Radium Engineering 8AN ORB Swivel Banjo To 6.5mm Barb
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Radium Engineering 8AN ORB Swivel Banjo To 6.5mm Barb
Swiveling adapter fitting. Screws into an 8AN ORB port and has a 6.5mm Hose barb connection.
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Sale price$33.95 Regular price$34.95
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Radium Engineering 8AN ORB Swivel Banjo To 16mm SAE Male Radium Engineering 8AN ORB Swivel Banjo To 16mm SAE Male
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Radium Engineering 8AN ORB Swivel Banjo To 16mm SAE Male
Screws into a female 8AN ORB port and has a 16mm SAE quick connect swiveling connection. Stainless steel and aluminum construction.
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Sale price$33.95 Regular price$34.95
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Radium Engineering  8AN Orb Swivel Banjo TO 12MM SAE Male Radium Engineering  8AN Orb Swivel Banjo TO 12MM SAE Male
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Radium Engineering 8AN Orb Swivel Banjo TO 12MM SAE Male
This 90 degree swivel fitting screws into a 8AN ORB female port and has a male SAE 12mm quick connect fitting. Compatible with all fuels...
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Sale price$33.95 Regular price$34.95
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Radium Engineering 8AN ORB Swivel Banjo to 10mm SAE Male Radium Engineering 8AN ORB Swivel Banjo to 10mm SAE Male
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Radium Engineering 8AN ORB Swivel Banjo to 10mm SAE Male
Swiveling fitting. Stainless steel and aluminum construction. Screws into a 8AN ORB port and provides a swiveling 10mm male SAE quick connect fitting.
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Sale price$33.95 Regular price$34.95
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Radium Engineering 6AN ORB Swivel Banjo to 12mm SAE Male Fitting Radium Engineering 6AN ORB Swivel Banjo to 12mm SAE Male Fitting
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Radium Engineering 6AN ORB Swivel Banjo to 12mm SAE Male...
Low profile swiveling fitting. Screws into 6AN ORB female port. Has 12mm SAE male quick connect fitting. Stainless steel and aluminum construction.
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Sale price$33.95 Regular price$34.95
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