Selected Filters


Loading...

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

Availability


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.

Individual Parts

Results 1 - 25 of 459

Fitting, Fuel Pressure Take Off, Adapter, -6 AN Female to -6 AN Male, 1/8 in. NPT Gauge Port, Aluminum, Black Anodized, Each

Part Number: SUM-220675B

4.76 out of 5 stars ( 33 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fitting, Pressure Gauge Adapter, Straight, Aluminum, Black, -6 AN Male, -6 AN Female, 1/8 in. NPT Female, Each

Part Number: EAR-AT100199ERL

4.79 out of 5 stars ( 38 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fitting, Fuel Pressure Gauge, 3/8 in. Nipple to 3/8 in. Nipple, 1/8 in. Gauge Port, Aluminum, Clear, Each

Part Number: SUM-G1710C

4.89 out of 5 stars ( 27 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fitting, Straight, Gauge Adapter, -6 AN Male to -6 AN Female, 1/8 in. NPT Gauge Port, Aluminum, Black, Each

Part Number: FRA-495005-BL

5.0 out of 5 stars ( 23 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fitting, Straight, Gauge Adapter, -12 AN Male to -12 AN Female, 1/8 in. NPT Gauge Port, Aluminum, Black Anodized, Each

Part Number: FRA-495014-BL

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Gauge Adapters, Straight Fitting, Billet Aluminum, Natural, 16mm x 1.5 Female Threads, Oil Pressure Sensor Relocation, GM, LS Series V8 Engines, Each

Part Number: ICB-551534

4.8 out of 5 stars ( 10 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fitting, Straight, Gauge Adapter, -8 AN Male to -8 AN Female, 1/8 in. NPT Gauge Port, Aluminum, Black, Each

Part Number: FRA-495006-BL

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fitting, Straight, Gauge Adapter, -10 AN Male to -10 AN Female, 1/8 in. NPT Gauge Port, Aluminum, Black, Each

Part Number: FRA-495008-BL

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

AutoMeter GM LS Engine Gauge Installation Kits 5284

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 4/30/2026

Get up to $150 back after rebate when you buy products from AutoMeter Brands! Go to: http://summitracing.com/go/atm

Get up to $150 back after rebate when you buy AutoMeter Products! Also includes Auto Gage, Dedenbear, Marine, Spek-Pro and Stack Brands. Spend $100-$199 and get $10 back. Spend $200-$449 and get $25 back. Spend $450-$699 and get $50 back. Spend $700-$999 and get $75 back. Spend $1,000-$1,499 and get $100 back. Spend $1,500 or more and get $150 back. Go to http://summitracing.com/go/atm for complete offer information. Valid on purchases made between 3/15/26 and 4/30/26. Rebate submission must be postmarked by 5/31/26. Limit one rebate per household. Allow up to 12 weeks for processing. Purchase amount is the subtotal before taxes and shipping.

Gauge Adapters, Pressure and Temperature, Temperature Sender, Tach Resistor, Brass, Natural, GM, LS, Kit

Part Number: ATM-5284

4.74 out of 5 stars ( 23 )

Estimated Ship Date: Today

  • Mail - In Rebate

    Rebate amount based on part(s) total.

    Rebate Expires: 4/30/2026

    Get up to $150 back after rebate when you buy products from AutoMeter Brands! Go to: http://summitracing.com/go/atm

    Get up to $150 back after rebate when you buy AutoMeter Products! Also includes Auto Gage, Dedenbear, Marine, Spek-Pro and Stack Brands. Spend $100-$199 and get $10 back. Spend $200-$449 and get $25 back. Spend $450-$699 and get $50 back. Spend $700-$999 and get $75 back. Spend $1,000-$1,499 and get $100 back. Spend $1,500 or more and get $150 back. Go to http://summitracing.com/go/atm for complete offer information. Valid on purchases made between 3/15/26 and 4/30/26. Rebate submission must be postmarked by 5/31/26. Limit one rebate per household. Allow up to 12 weeks for processing. Purchase amount is the subtotal before taxes and shipping.

...Loading

Estimated Ship Date: Today

Gauge Sender Adapters, Brass, 1/8 in. NPT, to, 1/4 in., 3/8 in., 1/2 in., Set of 3

Part Number: NVU-99004-40

4.6 out of 5 stars ( 10 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fittings, Gauge Adapters, Oil Pressure, Coolant Temperature, Billet Aluminum, Natural, Set of 6

Part Number: ICB-551156

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Gauge Adapter, Straight, Aluminum, Natural, M16 x 1.5 Male Threads, 1/8 in. NPT Female Threads, Each

Part Number: ICB-551172

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fitting, Straight, Gauge Adapter, -3 AN Male to 1/8 in. NPT Female Gauge Port, Aluminum, Black, Each

Part Number: FRA-495020-BL

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Gauge Adapters, Fuel Pressure, Aluminum, Black, GM, LS, Each

Part Number: VPE-16791

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Gauge Adapters, Pressure Gauge Adapter Fittings, Straight, Aluminum, Black, -10 AN Male Thread, -10 AN Female Thread, 1/8 in. NPT Female Thread, Each

Part Number: VPE-16490

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fitting, Fuel Pressure Gauge, 5/16 in. Nipple to 5/16 in. Nipple, 1/8 in. Gauge Port, Aluminum, Black, Each

Part Number: SUM-G1713BLK

4.59 out of 5 stars ( 17 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Gauge Adapter, Straight, Aluminum, Natural, M12 x 1.5 Male Threads, 3/8 in. NPT Female Threads, LS, Each

Part Number: SUM-220698

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fitting, Fuel Pressure Take Off, Adapter, -6 AN Female to -6 AN Male, 1/8 in. NPT Gauge Port, Aluminum, Blue Anodized, Each

Part Number: SUM-220675

4.46 out of 5 stars ( 13 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fitting, Straight, Gauge Adapter, -4 AN Male to 1/8 in. NPT Female Gauge Port, Aluminum, Black, Each

Part Number: FRA-495021-BL

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fitting, Straight, Gauge Adapter, -4 AN Male to -4 AN Female, 1/8 in. NPT Gauge Port, Aluminum, Black, Each

Part Number: FRA-495000BL

4.56 out of 5 stars ( 9 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Oil Pressure Sensor Adapter, For Gen V LT Valley Pan, Fits ICT Billet 551168 and 551171 Part Numbers, Billet Aluminum, Each

Part Number: ICB-551166

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fitting, Pressure Gauge, Straight, Male -6 AN to Male -6 AN, Aluminum, Black Anodized, Each

Part Number: SUM-220677B

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fitting, Pressure Gauge, Straight, Male -6 AN to Male 3/8 in. NPT, Aluminum, Black Anodized, Each

Part Number: SUM-220657B

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Fitting, Adapter, Straight Gauge Head, Male -3 AN to Female 1/8 NPT, Steel, Each

Part Number: EAR-968703ERL

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today