FITTINGS AND COUPLERS
From push lock fittings to banjo adapters, we have everything you need to customize and enhance your fuel system. Whether you're looking for a specific metric adapter or a quick connect fitting, our selection has you covered. Our products are designed to meet the highest standards of quality and durability to withstand the demands of your engine.
With options like 90-degree swivel fittings, push lock tees, and quick connect nipples, you can easily find the perfect fit for your fuel system requirements. Our range of sizes and configurations ensure that you can find the right components for your specific needs, making it easy to upgrade and optimize your engine's performance.
Whether you're a seasoned automotive enthusiast or a professional mechanic, our fittings and couplers category offers a diverse selection of products to help you get the job done right. Trust in our quality brands and products to enhance the efficiency and reliability of your fuel system. Shop now and experience the difference with our premium fittings and couplers.
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CPP STAINLESS STEEL 14MM TO 6AN ADAPTER FITTING
CPP DIESEL
$16.99The CPP Stainless Steel 14MM to 6AN Adapter Fitting is an essential component for automotive enthusiasts seeking reliable and versatile performance in their turbocharging systems. Engineered with precision, this Turbo Banjo Adapter Fitting transitions...$16.99 -
CPP 1050071 FUEL RAIL PLUG FOR 04.5-10 DURAMAX & 07.5-18 CUMMINS
CPP DIESEL
$39.95The CPP Diesel 1050071 Fuel Rail Plug is a vital component for maintaining optimal performance in your 2004.5-2010 Chevy Duramax or 2007.5-2018 CUMMINS 6.7L 24V engine. Designed to replace failing pressure relief valves, this Fuel Plug effectively seals...$39.95 -
FLEECE FPE-NPT-18-ORING 1/8 NPT O-RING PLUG
FLEECE PERFORMANCE
$9.99Replacement 1/8 inch NPT fitting with integral face seal O-ring.Features: Part Type: Plug Fittings Fitting Size: 1/8 in. NPT Head Style: Internal allen Fitting Color: Stainless Fitting Material: Stainless Steel$9.99 -
FLEECE FPE-CUMM-SSFTN STAINLESS STEEL FUEL SUPPLY TUBE NUTS FOR 5.9/6.7L CUMMINS
FLEECE PERFORMANCE
$94.49All new stainless steel fuel tube nuts from Fleece Performance. Ensure a proper seal on your injector tubes and high pressure injection lines with our high tolerance nuts produced from 300 series stainless steel. Includes a quantity of 6...$94.49 -
FLEECE FPE-CUMM-CP3-FL-ADPT-KIT HP FUEL LINE ADAPTATION KIT - 5.9L TO 6.7L CUMMINS CP3
FLEECE PERFORMANCE
$119.99Convert your 5.9L CP3 to a newer 6.7L CP3 style pump with our Fleece Performance exclusive 5.9L to 6.7L adaptation kit. The kit includes a new high-pressure fuel line, high flow feed and return fittings for the CP3, CP3 feed line and hose clamps...$119.99 -
FLEECE FPE-34900-A 1/2 INCH QUICK CONNECT TO 3/4 INCH-16 O-RING (-8 AN)
FLEECE PERFORMANCE
$16.991/2 inch Quick Connect to 3/4 inch-16 O-ring (-8 AN)Features: Male AN straight thread O-Ring Boss (ORB) fitting with O-ring to quick connect Short hex height to maximize install clearance Black anodized aluminum construction Made in the USA Fitment...$16.99 -
FLEECE FPE-34874-A 1/2 INCH NPT TO -10AN MALE
FLEECE PERFORMANCE
$10.40Fleece Performance 1/2 inch NPT to -10AN Male Aluminum fitting in black anodized finish. 1/2 inch NPT to -10AN Male$10.40 -
FLEECE FPE-34578-A M22X1.5 TO -10AN MALE/MALE ALUMINUM
FLEECE PERFORMANCE
$12.99M22x1.5 to -10AN Male/Male Aluminum fitting in black anodized finish.Features: M22x1.5 to -10AN Male/Male Aluminum fitting in black anodized finish Sold As Each$12.99 -
FLEECE FPE-34554-A 5/8 INCH HOSE BARB TO 3/4 INCH-16 O-RING (-8 AN)
FLEECE PERFORMANCE
$11.99Male AN straight thread O-Ring Boss (ORB) fitting with O-ring to quick connect Short hex height to maximize install clearance Black anodized aluminum construction. 5/8 Inch Hose Barb to 3/4 Inch-16 O-ring (-8 AN)$11.99 -
FLEECE FPE-34143-A CUMMINS FUEL FILTER DELETE, WATER IN FUEL SENSOR PLUG (M14X2.0)
FLEECE PERFORMANCE
$12.33Replacement water in Fuel (WIF) Sensor Plug For Fleece Peformance Fuel Filter Deletes (M14x2.0). Black anodized aluminum. Application Notes: For use with Fleece Performance Fuel Filter Deletes and Distribution Blocks: FPE-FFD-RO-5G, FPE-FFD-RO-4G,...$12.33 -
CPP PLT8 PUSH LOCK FUEL PRESSURE TEE FOR 1/2" FUEL HOSE
CPP DIESEL
$16.95The CPP Diesel PLT8 Push Lock Fuel Pressure Tee 1/2" Universal is a high-quality component designed for seamless integration into your vehicle's fuel system. Crafted from durable aluminum, this pressure tee features a precision machined construction that...$16.95 -
CPP 3903035 BANJO CONNECTOR SCREW, 12MM
CPP DIESEL
$12.99Enhance the performance of your diesel fuel system with the CPP Diesel 3903035 Banjo Connector Screw, 12mm Universal. This high-quality banjo connector screw is designed to provide a reliable and secure connection for various diesel fuel systems,...$12.99 -
CPP 3924725 BANJO CONNECTOR SCREW, 14MM
CPP DIESEL
$12.99Crafted with precision and durability in mind, the CPP Diesel 3924725 Banjo Connector Screw in 14mm size is a universal solution for your automotive needs. This high-quality screw is designed to provide a reliable and tight connection in diesel engines,...$12.99 -
FLEECE FPE-PL-00-06 -6 AN STRAIGHT TO HOSE BARB
FLEECE PERFORMANCE
$6.99-6 AN Straight to Hose Barb. Features: Hose End Size: -6 AN Fitting Style: Socketless barb Fitting Angle: Straight Adapter Size: -6 AN Fitting Material: Aluminum Fitting Color: Black anodized$6.99 -
FLEECE FPE-PL-00-08 -8 STRAIGHT TO HOSE BARB BLACK
FLEECE PERFORMANCE
$6.99-8 Straight to Hose Barb Black. Features: Hose End Size: -8 AN Fitting Style: Socketless barb Fitting Angle: Straight Adapter Size: -8 AN Fitting Material: Aluminum Fitting Color: Black anodized$6.99 -
FLEECE FPE-PL-45-06 -6 45 DEG TO HOSE BARB BLACK
FLEECE PERFORMANCE
$12.99-6 45 Deg to Hose Barb Black. Features: Hose End Size: -6 AN Fitting Style: Socketless barb Fitting Angle: 45 degree Adapter Size: -6 AN Fitting Material: Aluminum Fitting Color: Black anodized$12.99 -
FLEECE FPE-PL-45-08 -8 45 DEGREE TO HOSE BARB BLACK
FLEECE PERFORMANCE
$12.99-8 45 Degree to Hose Barb Black. Features: Hose End Size: -8 AN Fitting Style: Socketless barb Fitting Angle: 45 degree Adapter Size: -8 AN Fitting Material: Aluminum Fitting Color: Black anodized$12.99 -
FLEECE FPE-PL-90-06 -6 90 DEG TO HOSE BARB BLACK
FLEECE PERFORMANCE
$12.99-6 90 Deg to Hose Barb Black. Features: Hose End Size: -6 AN Fitting Style: Socketless barb Fitting Angle: 90 degree Adapter Size: -6 AN Fitting Material: Aluminum Fitting Color: Black anodized$12.99 -
CPP 90 DEGREE 8AN BLACK PUSHLOCK ELBOW
CPP DIESEL
$13.99-8 90 Degree to Hose Barb Black. Features: Hose End Size: -8 AN Fitting Style: Socketless barb Fitting Angle: 90 degree Adapter Size: -8 AN Fitting Material: Aluminum Fitting Color: Black anodized$13.99 -
CPP 90 DEGREE 10AN BLACK PUSHLOCK ELBOW
CPP DIESEL
$14.99The CPP 90 Degree 10AN Black Pushlock Elbow is a premium fitting designed for high-performance applications in automotive and racing environments. Constructed from durable aluminum, this fitting effortlessly combines strength with lightweight...$14.99 -
FLEECE FPE-SP-91618 9/16 INCH -18 HEX SOCKET PLUG W/ O-RING
FLEECE PERFORMANCE
$4.499/16 Inch -18 Hex Socket Plug w/ O-Ring. Features: Part Type: Plug Fittings Fitting Size: -6 AN O-ring Head Style: Internal allen Fitting Color: Black anodized Fitting Material: Aluminum$4.49 -
FLEECE FPE-SP-3416 3/14 INCH-16 HEX SOCKET PLUG W/ O-RING
FLEECE PERFORMANCE
$4.993/14 Inch-16 Hex Socket Plug w/ O-Ring. Features: Part Type: Plug Fittings Fitting Size: -8 AN O-ring Head Style: Internal allen Fitting Color: Black anodized Fitting Material: Aluminum$4.99 -
FLEECE FPE-SP-7814 7/8 INCH -14 HEX SOCKET PLUG W/ O-RING
FLEECE PERFORMANCE
$5.997/8 Inch -14 Hex Socket Plug w/ O-Ring. Features: Part Type: Plug Fittings Fitting Size: -10 AN O-ring Head Style: Internal allen Fitting Color: Black anodized Fitting Material: Aluminum$5.99 -
FLEECE FPE-APT-916-06 -6 TO 9/16 INCH-18 STRAIGHT MALE BLACK W/ O-RING
FLEECE PERFORMANCE
$9.99-6 to 9/16 inch-18 Straight Male Black Fleece Performance w/ O-Ring. Features: Fitting Style: Adapter Fitting Category: AN to Inverted flare Fitting Angle: Straight Fitting Material: Aluminum Fitting Color: Black anodized Fitting Size 1: -6 AN Fitting...$9.99 -
FLEECE FPE-APT-34-08 -8 TO 3/4 INCH-16 STRAIGHT MALE BLACK W/ O-RING
FLEECE PERFORMANCE
$9.99-8 to 3/4 Inch-16 Straight Male Black w/ O-Ring. Features: Fitting Style: Adapter Fitting Category: AN to Inverted flare Fitting Angle: Straight Fitting Material: Aluminum Fitting Color: Black anodized Fitting Size 1: -8 AN Fitting Size 2: 3/4-16 in...$9.99 -
FLEECE FPE-NPT-18 1/8 INCH NPT HEX SOCKET PLUG BLACK
FLEECE PERFORMANCE
$2.991/8 Inch NPT Hex Socket Plug Black. Features: Part Type: Plug Fittings Fitting Size: 1/8 in. NPT Head Style: Internal allen Fitting Color: Black anodized Fitting Material: Aluminum$2.99 -
FLEECE FPE-NPT-14 1/4 INCH NPT HEX SOCKET PLUG BLACK
FLEECE PERFORMANCE
$2.991/4 Inch NPT Hex Socket Plug Black. Features: Part Type: Plug Fittings Fitting Size: 1/4 in. NPT Head Style: Internal allen Fitting Color: Black anodized Fitting Material: Aluminum$2.99 -
FLEECE FPE-NPT-38 3/8 INCH NPT HEX SOCKET PLUG BLACK
FLEECE PERFORMANCE
$2.993/8 Inch NPT Hex Socket Plug Black. Features: Part Type: Plug Fittings Fitting Size: 3/8 in. NPT Head Style: Internal allen Fitting Color: Black anodized Fitting Material: Aluminum$2.99 -
FLEECE FPE-NPT-12 1/2 INCH NPT HEX SOCKET PLUG BLACK
FLEECE PERFORMANCE
$4.491/2 Inch NPT Hex Socket Plug Black. Features: Part Type: Plug Fittings Fitting Size: 1/2 in. NPT Head Style: Internal allen Fitting Color: Black anodized Fitting Material: Aluminum$4.49 -
FLEECE FPE-NPT-34 3/4 INCH NPT HEX SOCKET PLUG BLACK
FLEECE PERFORMANCE
$4.993/4 Inch NPT Hex Socket Plug Black. Features: Part Type: Plug Fittings Fitting Size: 3/4 in. NPT Head Style: Internal allen Fitting Color: Black anodized Fitting Material: Aluminum$4.99 -
FLEECE FPE-34224-B ADAPTER FITTING -10AN MALE TO 1.325 INCH BORE
FLEECE PERFORMANCE
$33.95Anodized billet aluminum adapter fitting with retaining bolt. Adapter Fitting -10AN Male to 1.325 inch O-ring bore.$33.95 -
FLEECE FPE-QUCON-OE-38 3/8 INCH QUICK CONNECT TO -8AN MALE ADAPTER FOR OEM DODGE RAM CUMMINS SENDING UNIT
FLEECE PERFORMANCE
$17.99Anodized aluminum 3/8 inch quick connect to -8AN male adapter fitting. Fits 2003-2018 Dodge Ram with Cummins OE sending unit sending unit output to allow you to easily adapt aftermarket pumps and filters to the OE sending unit, including our Fleece...$17.99 -
FLEECE FPE-FIT-Y06-BLK 3/8 INCH BLACK ANODIZED ALUMINUM Y BARBED FITTING (FOR -6 PUSHLOCK HOSE)
FLEECE PERFORMANCE
$23.993/8 inch Black Anodized Aluminum Y Barbed Fitting (For -6 Pushlock Hose). Features: 3/8 inch Black Anodized Aluminum$23.99 -
FLEECE FPE-FIT-Y08-BLK 1/2 INCH BLACK ANODIZED ALUMINUM Y BARBED FITTING (FOR -8 PUSHLOCK HOSE)
FLEECE PERFORMANCE
$24.991/2 Inch Black Anodized Aluminum Y Barbed Fitting (For -8 Pushlock Hose). Features: 1/2 Inch Black Anodized Aluminum$24.99 -
FLEECE FPE-34781-AÂ Â 1/2 INCH QUICK CONNECT TO 3/4 INCH-16 O-RING (-8 AN)
FLEECE PERFORMANCE
$16.99Male AN straight thread O-Ring Boss (ORB) fitting with O-ring to quick connect. Short hex height to maximize install clearance Black anodized aluminum construction$16.99 -
FLEECE FPE-34873-A -10 TO 3/4 INCH-16 STRAIGHT MALE BLACK W/ O-RING
FLEECE PERFORMANCE
$14.25-10 to 3/4 inch-16 Straight Male Black w/ O-Ring. Features: -10 to 3/4 inch-16 Straight Male Black Includes O-Ring$14.25 -
FLEECE FPE-34805-A -10 TO 7/8 INCH -14 STRAIGHT MALE BLACK W/ O-RING
FLEECE PERFORMANCE
$14.25-10 to 7/8 inch-14 Straight Male Black w/ O-Ring. Features: -10 to 7/8 inch-14 Straight Male Black Includes O-Ring$14.25 -
FLEECE FPE-34550-A 12MM QUICK CONNECT TO 3/4 INCH-16 O-RING (-8 AN)
FLEECE PERFORMANCE
$15.99Male AN straight thread O-Ring Boss (ORB) fitting with O-ring to quick connect Short hex height to maximize install clearance Black anodized aluminum construction. 12mm Quick Connect to 3/4 Inch-16 O-ring (-8 AN)$15.99 -
BEANS DIESEL 28800 -8 ORB TO 5/8" PUSH-LOCK UNIVERSAL FITTING
BEAN MACHINE
$12.69The Beans Diesel 28800 -8 ORB to 5/8" Push-Lock Fitting is a high-quality and durable fitting designed for use with the multi-function and micro sump products from Bean Machine. This fitting features -8 ORB to 5/8" Quick Disconnect/Coupler (QDC)...$12.69 -
PPE 113060501 CP3 PUMP INLET FITTING 3/8 INCH FOR 01-10 GM 6.6L DURAMAX & FOR 03-18 CUMMINS 5.9L/6.7L
PACIFIC PERFORMANCE ENGINEERING
$14.39Get the most fuel flow possible from your stock CP3 pump by eliminating possible cavitation damage to CP3 pump from excessive suction required by high pressure CP3's fuel injection pump with this high flow PPE CP3 Pump Inlet Fitting. The key is the...$14.39 -
PPE 113060601 CP3 PUMP INLET FITTING 1/2 INCH FOR 01-10 GM 6.6L DURAMAX & FOR 03-18 CUMMINS 5.9L/6.7L
PACIFIC PERFORMANCE ENGINEERING
$14.39Get the most fuel flow possible from your stock CP3 pump by eliminating possible cavitation damage to CP3 pump from excessive suction required by high pressure CP3's fuel injection pump with this high flow PPE CP3 Pump Inlet Fitting. The key is the...$14.39 -
FLEECE FPE-CP3-FEED 1/2 INCH CP3 FEED FITTING
FLEECE PERFORMANCE
$15.95High quality stainless steel fitting desinged to allow for increased fuel feed capacity to the CP3. Features: 1/2 inch Barbed Inlet Made from high quality 316 Stainless Steel Includes sealing washer$15.95 -
FLEECE FPE-CP3-RTRN 3/8 INCH CP3 RETURN FITTING
FLEECE PERFORMANCE
$15.95High quality stainless steel fitting desinged to allow return fuel to freely flow from your CP3 Features: 3/8 inch Barbed Outlet Made from high quality 316 Stainless Steel Includes sealing washer$15.95 -
CPP 12MM BANJO TO 3/8" BARB FITTING
CPP DIESEL
$18.99Elevate your vehicle's performance with the CPP Diesel 12mm Banjo to 3/8" Barb Fitting Universal. Crafted to deliver unparalleled precision and reliability, this fitting is a game-changer for your engine system. Designed to optimize fuel delivery, the...$18.99 -
CPP CUMMINS P7100 FUEL RETURN BANJO 14MM TO 5/16" FOR 94-02 DODGE CUMMINS 5.9L 12V/24V
CPP DIESEL
$32.99The CPP Diesel Cummins P7100 Fuel Return Banjo 14mm to 5/16" for 1994-1998 Dodge Cummins 5.9L 12V is a must-have component for anyone seeking optimal performance and durability in their diesel engine setup. Designed for seamless fluid transfer and a...$32.99 -
CPP 16MM BANJO BARB FITTING
CPP DIESEL
$36.99Power your diesel engine to peak performance with our CPP Diesel 16mm Banjo Barb Fitting Universal. Specifically designed for 1/2 hose barb fitting, this set is the ideal choice for compatibility with P7100 pump systems. Picture smooth and efficient fuel...$36.99 -
CPP 14MM BANJO BARB FITTING
CPP DIESEL
$32.99Explore the cutting-edge world of CPP Building 94 with the CPP Diesel 14mm Banjo Barb Fitting Universal. Catering to mechanics and enthusiasts alike, this specialized banjo fitting is a crucial component found in Room 338 at CPP. Renowned for being a...$32.99