View our Specials! Coupon Code: SaveIn2026
Looking to upgrade or modify your Mazda 3 with aftermarket parts from Radium Engineering? At Tunersports.com we carry a great selection of their parts for your vehicle.
From engine components, oil baffles, engine components or oil baffles we have 2 parts available for your 3, all with free shipping to the Continental US 48 States.
For more information on Radium Engineering, you can visit the official Radium Engineering website.
 IN STOCK Radium Engineering FST Conversion Kits 20-1113Radium Engineering Fuel Rail Top Feed Conversion Mazda 13B Primary $125.37
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 OUT OF STOCK Radium Engineering Fuel Hanger Plumbing Kits 20-1062Radium Engineering Fuel Rail Plumbing Kit 01-03 GM Vortec 1800 L18 Big Block $208.95
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 OUT OF STOCK Radium Engineering Fittings 14-0595Radium Engineering 6AN Orb Bulkhead 3/8in SAE Male TO 5/16in Barb $48.37
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OUT OF STOCK Radium Engineering Fittings 14-0563Radium Engineering 6AN Orb Bulkhead1/2in SAE Male to 3/8in SAE Male $48.37
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 OUT OF STOCK Radium Engineering O-Rings 20-0948Radium Engineering O-Ring Service Kit - 30mm Injector Seat - Set of 6 $40.67
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 OUT OF STOCK Radium Engineering Fittings 14-0567Radium Engineering 8AN ORB to .3125 SAE Male - Extended $48.37
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 OUT OF STOCK Radium Engineering Fittings 20-1000-0606-375Radium Engineering 6AN Orb Swivel Banjo 3/8in SAE Fitting to 6AN Male Bulkhead $59.92
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 OUT OF STOCK Radium Engineering Fittings 14-0802Radium Engineering 12mm SAE Female Fitting to 90 Degree 3/8in Barb $48.37
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 IN STOCK Radium Engineering Fuel Rails 20-0877Radium Engineering 91-03 Volkswagen Golf GTI 2.8L 12V VR6 Fuel Rail $189.95
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 IN STOCK Radium Engineering Line Retainer Kits 20-1176Radium Engineering BMW E36/E46 Fuel/Brake Line Retainer Kit $79.17
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 IN STOCK Radium Engineering Fuel Tubing 20-0195Radium Engineering Submersible PTFE Fuel Tubing 3/8in 12.8in Long $40.67
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IN STOCK Radium Engineering Fittings 20-0291Radium Engineering 3/8in SAE Female to 6AN Male Low Profile Fitting $44.52
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 IN STOCK Radium Engineering Radiator Caps 18-0076-A13Radium Engineering Radiator Cap, Typ-A 1.3Bar - Black $48.37
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 IN STOCK Radium Engineering Baffle Plates 20-0327-01Radium Engineering 13-Up Focus ST / 16-18 RS / 15-Up Mustang Eco PCV Baffle Plate OEM Configuration $142.45
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 $36.82
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IN STOCK Radium Engineering Fuel Tubing 20-0395Radium Engineering Submersible PTFE Fuel Tubing 3/8in 6.5in Long $40.67
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IN STOCK Radium Engineering Fuel Tubing 20-0795Radium Engineering Submersible Fuel Tubing 3/8in x 17.7in Long $40.67
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 IN STOCK Radium Engineering Filler Neck 20-1197-VRadium Engineering FCST-X 3-Bolt Direct Mount Fill Neck And Cap - Vented $102.27
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 IN STOCK Radium Engineering Fittings 20-1000-10375Radium 10AN ORB Swivel Banjo to 3/8in SAE Male Fitting $52.22
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 IN STOCK Radium Engineering Injector Seats 20-0444Radium Engineering Mazda 13B / 20B Rotary Engine Injector Seat (Single) $36.82
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