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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.
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.
Showing In Stock Items. Show All 26 Items.
Fitting, Fuel Pressure Take Off, -6 AN Male to -6 AN Female, 1/8 in. NPT Gauge Port, Aluminum, Black, Each
Part Number: RUS-670343
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Fuel Pressure Take Off, -6 AN Male to -6 AN Female, 1/8 in. NPT Gauge Port, Aluminum, Blue, Each
Part Number: RUS-670340
Estimated Ship Date: Today
Estimated Ship Date: Today
Radiator Hose Adapter, Nylon, Black, Compatible with 1.250 in to 1.575 in. hose, Kit
Part Number: DCW-DC-0409
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Fuel Pressure Take Off, -8 AN Male to -8 AN Female, 1/8 in. NPT Gauge Port, Aluminum, Blue, Each
Part Number: RUS-670350
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Pro Classic, Gauge Adapter, Straight, -8 AN Male to 3/8 in. NPT Male, 1/8 in. NPT Port, Aluminum, Black
Part Number: RUS-670083
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Pro Classic, Gauge Adapter, Straight, -6 AN to 3/8 in. NPT, Endura, Each
Part Number: RUS-670061
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Fuel Pressure Take Off, -8 AN Male to -8 AN Female, 1/8 in. NPT Gauge Port, Aluminum, Black, Each
Part Number: RUS-670353
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Line Adapter Fittings, Straight, 3/8 in. Female Quick-connect, 3/8 in. Male Quick-connect, Aluminum, Black Anodized, Ford, Each
Part Number: NXO-00-01812
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Fuel Rail, GM EFI Fuel Rail Distribution Block, Two 1/8 in. NPT x -4 AN fittings Included, Each
Part Number: NXO-00-01803
Not Yet Reviewed
Estimated Ship Date: Feb 12, 2026 if ordered today
Estimated Ship Date: Feb 12, 2026 if ordered today
Fitting, Adapter, Flare to Pipe Pressure Adapter -8 AN to 3/8" NPT, Endura, Each
Part Number: RUS-670081
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Fitting, Fuel Pressure Take Off, -4 AN Male to -4 AN Female, 1/8 in. NPT Gauge Port, Aluminum, Black, Each
Part Number: RUS-670293
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Pro Classic, Gauge Adapter, Straight, -6 AN Male to 3/8 in. NPT Male, 1/8 in. NPT Port, Aluminum, Black
Part Number: RUS-670063
Estimated Ship Date: Today
Estimated Ship Date: Today
Fitting, Pro Classic, Gauge Adapter, Straight, -6 AN to 3/8 in. NPT, Blue, Each
Part Number: RUS-670060
Estimated Ship Date: Today
Estimated Ship Date: Today
Nitrous Outlet 6AN x 3/8" Spring Lock Fuel Adapter - Male/Male
Part Number: NXO-60-60022
Not Yet Reviewed
Estimated Ship Date: Feb 13, 2026 if ordered today
Estimated Ship Date: Feb 13, 2026 if ordered today
Fitting, Fuel Rail, LT-1 EFI Fuel Rail Distribution Block, Two 1/8 in. NPT x -4 AN fittings Included, Each
Part Number: NXO-00-01803-LT1
Not Yet Reviewed
Estimated Ship Date: Feb 13, 2026 if ordered today
Estimated Ship Date: Feb 13, 2026 if ordered today
3/8" Inline Fuel Adapter Kit - Modular
Part Number: NXO-00-01816
Not Yet Reviewed
Estimated Ship Date: Feb 13, 2026 if ordered today
Estimated Ship Date: Feb 13, 2026 if ordered today
05-10 4.6/5.4L 3V Ford Billet Fuel Rail Adapter
Part Number: NXO-00-01805
Estimated Ship Date: Feb 13, 2026 if ordered today
Estimated Ship Date: Feb 13, 2026 if ordered today
5/16" EFI Fuel Line Adapter
Part Number: NXO-0001811516
Estimated Ship Date: Feb 13, 2026 if ordered today
Estimated Ship Date: Feb 13, 2026 if ordered today
LINE FUEL PRESSURE #6 GAUGE, BLACK
Part Number: RUS-670003
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Fitting, Adapter, Flare to Pipe Pressure Adapter -8 AN to 3/8 in. NPT, Blue, Each
Part Number: RUS-670080
Estimated Ship Date: Today
Estimated Ship Date: Today
Fuel Line Adapter Fittings, Straight, 3/8 in. Male Quick-connect, -6 AN Male Threads, Aluminum, Natural, Fits Chevy LSX Fuel Rails, Each
Part Number: NXO-00-01800
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
03-06, 09+ Nissan 350/370Z Billet Fuel Rail Adapter
Part Number: NXO-00-01814
Not Yet Reviewed
Estimated Ship Date: Feb 13, 2026 if ordered today
Estimated Ship Date: Feb 13, 2026 if ordered today
Fitting, Fuel Pressure Take Off, -10 AN Male to -10 AN Female, 1/8 in. NPT Gauge Port, Aluminum, Blue, Each
Part Number: RUS-670360
Estimated Ship Date: Today
Estimated Ship Date: Today
99-04 4.6/5.4L 2V Ford Billet Fuel Rail Adapter
Part Number: NXO-00-01804
Not Yet Reviewed
Estimated Ship Date: Feb 13, 2026 if ordered today
Estimated Ship Date: Feb 13, 2026 if ordered today
Fitting, Adapter, Pressure Gauge, -4 AN Male to -4 AN Female, 1/8 in. NPT Gauge Port, Aluminum, Blue, Each
Part Number: RUS-670290
Estimated Ship Date: Today
Estimated Ship Date: Today
