Availability
Showing In Stock Items. Show All 69 Items.
On Sale
DeatschWerks fuel line adapter fittings meet every applicable JIC and SAE standard, while featuring heat-treated 6061 T-6 aluminum that is anodized in a titanium finish. The finish complements any OE or aftermarket engine bay and hides tool marks far better than standard black fittings. These high-grade materials and coatings are strong, light, and anti-corrosive for the most demanding fuel systems. Please verify the fitment of DeatschWerks fuel line adapter fittings for your application when ordering.
Not Yet Reviewed
$24.00
—
$52.00
$21.60
—
$46.80
On Sale
Nitrous Outlet fuel line adapter fittings will keep your line securely threaded and tapped into your fuel system. The adapters are machined from billet aluminum with a natural or black anodized finish. Some models are laser-etched with the Nitrous Outlet N2O logo. Most include a 1/8 in. x 4 AN fitting, and an 1/8 in. NPT port—ideal for installing a fuel pressure switch or gauge. Connect your fuel line, fuel rail, and fuel solenoid for performance with Nitrous Outlet adapter fitting. Order the size, attachment style, and other options needed to plumb your application.
( 4 )
$45.99
$39.09
On Sale
Manufacturer Rebate
AutoMeter couplers can simplify installation of gauges, brake lines, and other automotive plumbing. The steel fittings are cadmium plated and available in different sizes and angles.
( 3 )
$26.99
$24.29
On Sale
Turbosmart fuel rail adapter fittings allow fitment of the Turbosmart fuel pressure regulator to the OEM fuel rail. The fittings are machined from premium aluminum for strength and long-term durability and are available for a variety of applications—including Subaru, Nissan, Mazda, and Toyota vehicles. Select the fuel rail adapter fittings needed for your specific setup.
( 5 )
$29.95
$23.96
On Sale
Aeromotive AN O-ring adapter fittings are just what you need to connect AN fuel lines to AN O-ring ports. These adapter fittings are designed with a full-flow radius transition from the port opening to the AN 37 degree flare. Each fitting is CNC-machined from billet aluminum and is anodized for durability and corrosion-resistance. They're available in nearly two dozen size/angle configurations.
( 65 )
$24.90
—
$45.60
$22.41
—
$41.04
On Sale
DeatschWerks' adapters are in their line of comprehensive fittings specifically designed for fuel system plumbing. Manufactured to applicable JIC and SAE standards, these adapters are constructed from heat-treated 6061 aluminum, and then anodized. They're available in a variety of styles and sizes to complete your job with the best fit for leak-free performance. Plumbing a fuel system is no place to cut corners, but you shouldn't have to pay a premium price for peace of mind. DeatschWerks adapters provide the optimum combination of strength, light weight, and fuel compatibility backed by a lifetime warranty.
( 16 )
$24.00
—
$39.00
$21.60
—
$35.10
On Sale
Aeromotive fuel rail fitting adapters are designed to fit your stock return lines and fuel rails. They're made of CNC-machined stainless steel or billet aluminum for durability against any type of gasoline. The adapters use the factory spring lock design with an outlet made in an AN size specifically for braided stainless steel hose. Order the fitting size, style, and finish needed for your applications.
( 17 )
$33.40
—
$56.75
$30.06
—
$51.08
On Sale
Mr. Gasket fuel pressure gauge adapters offer an easy way to add a fuel pressure gauge in soft fuel lines. Made from gold anodized aluminum, the adapters have 3/8 in. hose ends and a center-tapped 1/8 in. NPT port. Mr. Gasket fuel pressure gauge adapters include two hose clamps for a quick and easy installation.
( 5 )
$22.66
$20.39
On Sale
Clearance
Waterman Racing AN O-ring adapter fittings are available in a variety of sizes and styles. Machined from aluminum with a black anodized finish, the adapters are ideal when connecting lines or hoses of different diameters. Order the fittings needed to complete your plumbing application.
Not Yet Reviewed
$26.99
—
$54.99
$24.29
—
$49.49
On Sale
For a step above, look at the Aeromotive line of custom fittings, adapters, and hose-ends, offering uncompromised fuel flow and positive sealing. They provide more area and smoother transitions from the inlet to the outlet, resulting in less restriction than any other fitting line. Featuring quality construction and CNC-machining for precision fit and unmatched flow, all Aeromotive AN to NPT adapter fittings provide full compatibility with gasoline and alcohol-based fuels.
( 1 )
$33.40
$30.06
On Sale
Aeromotive offers in-tank crossover adapters for a variety of applications. Here are details on two models: * FITTING 65615: Are you installing a ZL1 fuel module into your Pontiac G8 and cannot easily adapt the in-tank crossover line? This adapter converts the in-tank transfer pump connection on the Gen5 ZL1 or SS pump from 3/8 in. to the G8 Denso fuel module 12mm in-tank connection. * Features: -- 3/8 in. female quick-connect to 12mm male quick-connect -- Dual O-ring design -- Captive U-nut design ensures the part stays in place -- Aluminum construction, hardcoat black anodizing * FITTING 65601: This adapter converts the odd-size CTS-V2 12mm suction transfer hose connector to 3/8 in. quick-connect. The fitting is intended to be used when installing a CTS-V2 fuel module into a Gen5 Camaro, Chevy SS, or other model that has a 3/8 in. quick-connection size. * Details: -- 6061 aluminum construction, Type III hardcoat anodizing, dual Viton O-rings; installs easily -- This fitting also makes installing corner pickups much easier. A standard 3/8 in. quick-connector will fit.
Not Yet Reviewed
$31.80
—
$42.40
$28.62
—
$38.16
On Sale
Aeromotive couplers offer more area and smoother transitions from the inlet to the outlet, resulting in less restriction than any other fitting line. Machined from 6061 T-6 aluminum or stainless steel for a precision fit and unmatched flow, Aeromotive specialty fittings, port adapters, and couplers are available in a variety of AN sizes and configurations. The billet aluminum fittings are anodized Type II bright dip black for corrosion protection and unrivaled aesthetics, plus all Aeromotive fittings and adapters are fully compatible with gasoline and alcohol-based fuels. Order the couplers needed for your application.
( 5 )
$26.50
—
$56.75
$23.85
—
$51.08
On Sale
Nitrous Outlet billet fuel rail adapters are machined aluminum fittings designed to provide a safe and simple way to tap into a vehicle's existing fuel line for a nitrous system—without needing to cut, drill, or modify the factory fuel rail. These adapters install between the factory fuel rail and fuel line, creating an accessible port to supply fuel to the nitrous system's fuel solenoid, often with additional ports for gauges or switches. They're available for a variety of applications, including many Ford, Nissan, and Chevy vehicles from 1999 and up.
( 1 )
$62.99
$53.54
On Sale
Nitrous Outlet Tube-to-AN adapters serve the primary purpose of providing a high-performance, leak-free solution for connecting stainless steel hard lines to AN fitting's in a nitrous oxide system. This is a crucial benefit for any high-pressure application like nitrous, where reliability and safety are paramount. The fittings are machined from high strength aluminum and anodized to prevent corrosion. They're available in popular sizes and configurations for most nitrous oxide connections. Select the fittings for your application needs.
Not Yet Reviewed
$33.99
—
$38.99
$28.89
—
$33.14
On Sale
Aeromotive union reducers allow you to conveniently connect different sized lines together. They are machined from high-quality aluminum and feature a black anodized finish for durability. The fittings are available in a variety of sizes and configurations, including swivel models.
( 5 )
$29.15
—
$56.75
$26.24
—
$51.08
On Sale
Summit Bucks
Secure your custom coolant lines with Mishimoto Race-Ready Radiator V2 fittings. They're constructed from durable 6061 aluminum, CNC-machined for a perfect fit, and available in different styles, including -16 AN, -20 AN, and push-on to suit builds of all varieties. The fittings are finished with black anodizing and include a sealing O-ring and lifetime warranty.
Not Yet Reviewed
$53.95
$48.56
On Sale
Fragola offers a variety of premium fittings including EFI inlet return fittings. The EFI adapter fittings are designed to act as high-flow inlet to your fuel pump, as well as a spot to return fuel without plumbing another line. Made from aerospace-quality aluminum with an anodized finish, these fittings will provide exceptional performance and lasting appeal. When you need fittings for a specific application—be it for your carburetor, power steering, fuel injection, or the like—look to Fragola Performance Systems for the finest fittings and adapters available to help you plumb you project with precision.
Not Yet Reviewed
$27.99
—
$30.99
$26.59
—
$29.44
On Sale
Earl's Performance AN to straight cut O-ring fittings allow you to plumb from an AN line to a fitting that uses an O-ring seal. They are manufactured from high-quality aluminum and are anodized for protection against corrosion. Earl's Performance AN to straight cut O-ring fittings are available in different configurations and styles, so you can use them throughout your vehicle.
( 61 )
$39.22
$21.57
On Sale
DeatschWerks couplers are part of their line of comprehensive fittings specifically designed for fuel system plumbing. Manufactured to applicable JIC and SAE standards, their couplers are constructed from heat-treated 6061 aluminum, and then anodized. They are available in a variety of styles and sizes to complete your job with the best fit for leak-free performance. Plumbing a fuel system is no place to cut corners, but you shouldn't have to pay a premium price for peace of mind. DeatschWerks couplers provide the optimum combination of strength, lightweight, and fuel compatibility backed by a lifetime warranty.
( 4 )
$24.00
—
$39.00
$21.60
—
$35.10
On Sale
Earl's makes such a wide variety of couplers, we can't imagine a plumbing job that you couldn't use them on. The couplers are available for male-to-male, female-to-female, and male-to-female thread in AN and NPT versions. Earl's even makes swivel-to-swivel couplers, to make routing line a snap.
( 213 )
$52.11
$28.66
On Sale
When upgrading your classic Mustang to Leed disc brake systems, upgrade your V8 to all new brake lines as well. LEED Brakes complete brake line kits supply you with Ford pre-bent brake lines to work with your stock mounting locations and Leed disc brake conversion kits. The kits are designed to work with both the single exhaust and dual exhaust vehicles.
( 2 )
$23.99
$21.59
On Sale
Your connections will be the finest using Fragola AN to tube adapter fittings. They are machined from 6061 aluminum and bright dip anodized to look good and perform better for a long time. Pressure tested to 150 psi, these male- and female-style aluminum hardline AN adapters connect the bare end of hard tube to an AN-style fitting with leak-free performance. For precision plumbing choose Fragola fittings.
( 19 )
$22.99
—
$30.99
$21.84
—
$29.44
On Sale
Do you need a quicker stop? LEED disc brake components are perfect for revamping your current brake system. Each component is designed specifically for your vehicle and will help you stop on a dime!
Not Yet Reviewed
$22.99
—
$28.99
$20.69
—
$26.09
On Sale
ICT Billet transmission line adapters assist in plumbing your GM transmission. Available in a choice of sizes, these aluminum fittings make it easy to combine different types of lines. Order the adapters that are compatible with your specific applications.
( 51 )
$43.99
$39.59
Modal Header
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster
