Plumbing, Fuel & Cooling Systems
Keep your race car running cool and leak-free with premium plumbing, fuel, and cooling systems from Quarter-Max. We stock a massive inventory of AN fittings, braided hoses, racing fuel cells, high-flow fuel pumps, and lightweight aluminum radiators designed to handle the extreme demands of drag racing.
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Air Bottles & Regulators
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Air Line & Hoses
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Air Line Fittings
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AN & Hose Fittings
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Breather Hose
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Cool Down Units
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Fuel Cells & Mounts
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Fuel Filters
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Fuel Pumps
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Fuel Regulators
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FuelTech Fuel Injectors
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Nitrous Systems & Accessories
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Radiators, Fans & Fittings
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Water Pumps
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Y Fittings
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QM 1-1/2 in. ID Wire Reinforced Fuel Hose, Black
Quarter-Max
$20.48Ensure secure and long-lasting fuel delivery with this robust, wire-reinforced fuel hose. Ideal for the vital link between your fuel cell and pump, it offers exceptional durability. Specifications:•...QM-219562-1$20.48 -
QM 1-1/4 in. ID Silicone Breather Hose, Black, 12 Ft Long
Quarter-Max
$308.99Use this breather hose to connect valve cover vents to the overflow tank or chassis on super charged/blown engine applications.Specifications:• 1-1/4 in. ID• Color: Black• Material: 3 ply polyester...QM-219529-1$308.99 -
QM 1-1/4 in. ID Silicone Breather Hose, Black, 3 Ft Long
Quarter-Max
$74.99Use this breather hose to connect valve cover vents to the overflow tank or chassis on super charged/blown engine applications.Specifications:• 1-1/4 in. ID• Color: Black• Material: 3 ply polyester...QM-219529$74.99 -
QM 1-1/4 in. ID Wire Reinforced Fuel Hose, Black
Quarter-Max
$19.94Ensure secure and long-lasting fuel delivery with this robust, wire-reinforced fuel hose. Ideal for the vital link between your fuel cell and pump, it offers exceptional durability. Specifications:•...QM-219562$19.94 -
QM 1/4 NPT Air Shut-Off Valve
Quarter-Max
$20.991/4 NPT Air Shut-Off Valve. Commonly used for oil and water overflow tanks.Specifications:• Size: 1/4 NPT• Style: Air Shut-Off ValveSold individually.QM-600011-1$20.99 -
QM 1/4" Air Muffler
Quarter-Max
$3.56Use this air muffler to diffuse or filter your air lines. Can also be used for gasoline or oil. Max pressure 300 psi. 1/4" NPTQM-219518$3.56 -
$6.29 -
QM 1/4" Push In Check Valve
Quarter-Max
$22.99This push in check valve is 1/4" and made of plastic.QM-630018$22.99 -
QM 1/4" to 1/4" Y Air Fitting
Quarter-Max
$10.49“Y" connector for splitting air line routes. 1/4" to 1/4" air tube.QM-630003$10.49 -
$6.29 -
QM 1/4" Tube-1/8" NPT Male 90° Black Plastic Fitting
Quarter-Max
$6.291/4" Tube-1/8" NPT Male 90° Black Plastic Fitting. These fittings are light weight.QM-630010-1$6.29 -
QM 1/8 NPT Air Shut-Off Valve
Quarter-Max
$20.991/8 NPT Air Shut-Off Valve. Commonly used for oil and water overflow tanks.Specifications:• Size: 1/8 NPT• Style: Air Shut-Off ValveSold individually.QM-600011-2$20.99 -
$16.79 -
QM 1/8" Air Muffler
Quarter-Max
$3.56Use this air muffler to diffuse or filter your air lines. Can also be used for gasoline or oil. Max pressure 300 psi. 1/8" NPTQM-219519$3.56 -
QM 1/8" NPT Brass Ball Valve Inline
Quarter-Max
$47.241/8" NPT 2-way ball valve. Sold individually.QM-212132$47.24 -
QM 1/8" NPT to 3/8" Hose 90° Air Fitting
Quarter-Max
$10.491/8" NPT to 3/8" Hose 90° Bend Air FittingQM-630029$10.49 -
QM 3/8" Air Line Push-In x 1/4" Male NPT 90° Elbow Fitting
Quarter-Max
$6.99Upgrade your pneumatic plumbing with a user-friendly, high-durability solution designed for the pits and the staging lanes. This 3/8" Push-In x 1/4" Male NPT 90° Elbow delivers a rock-solid,...QM-630048$6.99 -
QM 3/8" Hose Bulkhead Fitting - (10-pack)
Quarter-Max
$13.993/8" Hose Bulkhead Fitting for Air Launcher Lines (10-Pack) Give your custom build, race car, or street machine the professional finish it deserves. Designed to provide a clean, secure, and...QM-209122$13.99 -
$12.59 -
$35.69 -
QM 3/8" Tube 1/8" NPT Male 90° Black Plastic Fitting
Quarter-Max
$10.493/8" Tube 1/8" NPT Male 90° Black Plastic Fitting. These fittings are light weight.QM-630029-1$10.49 -
$14.69 -
$11.54 -
$17.84 -
QM 3/8"Tube-1/8" NPT Male Straight Black Plastic Fitting
Quarter-Max
$8.393/8"Tube-1/8" NPT Male Straight Black Plastic Fitting. These fittings are light weight.QM-630032-1$8.39 -
QM 4" Billet Aluminum Fuel Cell Cap Assembly – JAZ Compatible
Quarter-Max
$89.99Upgrade your race car's fuel system and ditch that old plastic cap with a premium Quarter-Max Billet Aluminum Fuel Cell Cap Assembly. Engineered as a direct, bolt-on replacement for any JAZ fuel cell...QM-219314-1$89.99 -
QM 4-Port Pneumatic Air Distribution Manifold, NPT 1/4 In. Supply Port, NPT 1/4 In. Output Port
Quarter-Max
$119.99Streamline your pneumatic plumbing and air distribution systems with the Quarter-Max 4-Port Air Distribution Manifold. Designed for efficiency and a clean installation, this manifold allows you to...QM-209125$119.99 -
$9.44 -
QM Adjustable AN Wrench
Quarter-Max
$36.74Adjustable AN wrench fits AN 3, 4, 6, 8, 10, 12, and 16.QM-217096$36.74 -
QM Aeromotive A2000 Fuel Pump Mount
Quarter-Max
$52.49This fuel pump mount is designed to mount the Aeromotive A2000 fuel pump. Mounts the fuel pump on (4) rubber vibration mounts to reduce vibration to the fuel pump and aeration in the fuel system. All...QM-213303 | QM-213303-1$52.49 -
QM Aeromotive Fuel Regulator Bracket
Quarter-Max
$16.79Specifications:• Material: Mild steel• Thickness: 16 GA• Hole Spacing: 1.200" (fits most Aeromotive regulators)QM-410980$16.79 -
QM Aeromotive Fuel Regulator Mount
Quarter-Max
$59.84This fuel regulator mount is designed to mount most Aeromotive fuel regulators. Mounts the fuel regulator on (4) rubber vibration mounts to reduce vibration to the fuel regulator and aeration in the...QM-213121-1$59.84 -
QM Air Bottle CO2 O Ring Seal
Quarter-Max
$5.45Use this replacement O ring to replace the one on your CO2 Bottle. Sold EachQM-219516$5.45 -
QM Air Bottle Regulator, 150 PSI with 1/8 in. NPT Outlet
Quarter-Max
$111.29Air Bottle Regulator, 150 PSI with 1/8 in. NPT OutletCommonly used with Quarter-Max air bottles to lower the high pressure to an acceptable range for pneumatic systems - such as parachute launchers,...QM-219514$111.29 -
QM Air Bottle Regulator, 180 PSI with 1/8 in. NPT Outlet
Quarter-Max
$111.29Air Bottle Regulator, 180 PSI with 1/8 in. NPT OutletCommonly used with Quarter-Max air bottles to lower the high pressure to an acceptable range for pneumatic systems - such as parachute launchers,...QM-219514-1$111.29 -
QM Air Bottle Regulator, 200 PSI with 1/8 in. NPT Outlet
Quarter-Max
$114.99Air Bottle Regulator, 200 PSI with 1/8 in. NPT OutletCommonly used with Quarter-Max air bottles to lower the high pressure to an acceptable range for pneumatic systems - such as parachute launchers,...QM-219517$114.99 -
QM Air Bottle Regulator, 250 PSI with 1/8 in. NPT Outlet
Quarter-Max
$114.99Air Bottle Regulator, 250 PSI with 1/8 in. NPT OutletCommonly used with Quarter-Max air bottles to lower the high pressure to an acceptable range for pneumatic systems - such as parachute launchers,...QM-219517-1$114.99 -
QM Air Bottle, 2-1/2 lb
Quarter-Max
$125.99This 4-3/8" diameter 2-1/2 lb aluminum air bottle is perfect for running multiple air components such as air shifters, pneumatic shocks, and parachute air launchers. All bottles ship empty.To mount...QM-219513$125.99 -
$8.39 -
QM Air Fitting 1/4" Hose to 1/8" NPT 90° Swivel
Quarter-Max
$7.341/8" NPT to 1/4" Tube 90° SwivelQM-630010$7.34