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AN & NPT Fittings & Adapters, Fuel Line Fittings, Hose Couplers & more

No matter what you’re plumbing—brakes, fuel, vacuum, oil, nitrous—you can plumb it with help from Summit Racing Equipment! You can find all of the...

No matter what you’re plumbing—brakes, fuel, vacuum, oil, nitrous—you can plumb it with help from Summit Racing Equipment! You can find all of the automotive fittings you need right here, including a wide range of AN, NPT, fuel line and hose fittings, along with adapters and reducers to go from one to another, and so much more. Our huge selection means you can assemble the complex custom plumbing system your competition vehicle needs, restore your classic car with period-accurate components, or just keep your daily driver running right. Take a look at our options for AN Hoses, to go along with your fittings.

Top Brands

Starting now, you can shop from all the best brands of automotive fittings on the market, including Russell, Earl’s, Aeroquip, and Fragola, plus our dependable and budget-friendly Summit Racing brand.

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Russell AN O-Ring Boss Radius AN Port Adapters

Russell AN O-ring boss radius AN port adapters are lightweight fittings that allow for optimum flow. They are precision-machined for positive thread engagement and they feature radius-profiled angles at port inlet/outlet. These fittings have a black anodized finish applied for appearance and durability. Perfect for connecting regulators and fuel lines to pumps and tanks, they are also useful for dry sump applications. Each fitting, except those requiring thread sealant, are packaged complete with an O-ring seal. Choose AN adapter fittings you can trust for all of your plumbing needs from Russell.

4.9 out of 5 stars ( 30 )

$8.95

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$13.95

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