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2004 GMC Fittings & Plugs
Showing In Stock Items. Show All 47 Items.
On Sale
Earl's Performance LS Steam Vent Adapters
The original GM brazed vent tube manifold does not take into consideration the aftermarket intakes and accessories we put on our performance vehicles. Replace the rigid hard lines with Earl's Performance LS steam vent adapters. These adjustable outlets are O-ring seal adapters designed to convert to -3 or -4 AN plumbing. Earl's steam tube adapters are the most adjustable and lowest profile available. These adapters look as nice as they are installation-friendly. There are several kits available to allow for the optimal routing on your application, including dual outlet options, which eliminate the need for a Tee adapter.
( 18 )
$76.35
$43.03
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$84.55
On Sale
Earl's Performance Power Steering Adapter Fittings
Earl's Performance offers a complete line of power steering adapter fittings to accommodate a variety of thread sizes to plumb your pump. Earl's offers the most complete line of adapter fittings in the industry.
( 24 )
$51.19
Russell Speed Bleeders
Russell speed bleeders let you bleed the brake lines on just about any vehicle all by yourself. Just replace the old bleeder screws with speed bleeders. They have an internal check valve that will pump excess air and fluid out for you. A special coating on the speed bleeders' threads keep them from admitting air into the system, and keep expelled air and fluid out. When you're done, just tighten the screws and go on to the next brake cylinder.
( 262 )
$18.95
ACDelco GM Genuine Parts Engine Galley Plugs
ACDelco GM Genuine Parts engine galley plugs are manufactured to be an exact replacement for your GM vehicle. GM original equipment parts give you peace of mind that the fit, form and function is of the highest standards. Order your OE replacement parts from the same source as General Motors--ACDelco.
( 1 )
$8.99
ACDelco GM Genuine Parts Engine Oil Drain Plugs
GM Genuine Parts engine oil drain plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These replacements are true OE parts installed during the production of or validated by General Motors for GM vehicles. They're designed, engineered, and tested to rigorous standards, and are backed by General Motors. Plugs are available for thousands of applications; order the style recommended for your vehicle.
( 3 )
$8.99
Lisle Fuel Injector Rail Fuel Line Cap Sets
Lisle fuel injector rail fuel line cap sets are used to block off the fuel rail during fuel pressure diagnostics in a variety of Cummins, Duramax, and Ford Powerstroke engines. They help in identification of faulty diesel fuel injectors and are used to diagnose engine knock sounds. Simply install the cap on the fuel rail in the place of the injection line; when the cylinder with the failed injector is capped, the rail pressure will rise and the vehicle will start. Each set comes with five different caps.
Not Yet Reviewed
$63.99
Dorman Brake Banjo Bolts
Dorman offers a line of brake banjo bolts in a range of thread sizes and lengths for various applications. All of their brake hydraulic hose to caliper bolts are constructed from high-quality materials for long-lasting durability. They're conveniently packaged in a variety of piece counts to assist with both small and large projects. Order the Dorman brake banjo bolts designed to fit your application.
( 30 )
$3.99
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$7.99
Chevrolet Performance Engine Coolant Bypass Seals
Chevrolet Performance engine coolant bypass seals restore leak-free efficiency. These genuine items offer more than the perfect fit and function for your GM application--they provide you with reliability and peace of mind, knowing that they are exactly like the originals. Get the best for your vehicle's coolant system by using Chevrolet Performance engine coolant bypass seals.
Not Yet Reviewed
$4.99
On Sale
Earl's Performance Adjustable Coolant Crossover Tubes
Earl's Performance adjustable coolant crossover tubes simplify the plumbing of a remote mounted electric water pump by eliminating Ts, Ys, and extra hose ends. The design of these special crossover tubes allows for adjustable length—and for use as a coolant inlet or outlet on your engine. They're constructed from billet aluminum with a black anodized finish.
( 1 )
$279.95
$157.80
Moog Steering Idler Arm Grease Hose Kits
Tired of bruised knuckles and a greasy mess when lubing auto parts? The engineers at Moog have developed heavy-duty steering idler arm grease hose kits that help to easily lubricate fittings and restore handling performance. And without the pain and hassle. Order the kit recommended for your vehicle application.
Not Yet Reviewed
$19.99
ACDelco Automatic Transmission Oil Cooler End Fittings
ACDelco automatic transmission oil cooler end fittings are used in the transmission cooling circuit to connect components and lines. They're manufactured to original equipment specifications for accurate fit and performance. The fittings are available in a variety of materials, styles, and sizes. Enjoy the quality, reliability, and durability of factory replacement parts; order the fittings recommended for your vehicle.
( 5 )
$12.99
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$22.99
ACDelco Transmission Line Retaining Clips
ACDelco transmission line retaining clips replace factory clips that break or are lost during service repairs. These high-quality OE steel retainers will provide the same performance, durability, and service life as your originals.
( 2 )
$2.99
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$8.99
ACDelco GM Genuine Parts Crush Washers
ACDelco Gm Genuine Parts crush washers will assist you with your brake jobs. These copper washers help you to obtain a leak-free connection. Keep your stopping power at optimum levels with ACDelco GM Genuine Parts fit, value, and performance.
( 1 )
$1.99
Hayden Transmission Line Adapter Fittings
These Hayden Automotive transmission line fittings will help you adapt your existing transmission lines to the transmission cooler. Made of durable brass, these fittings are corrosion-resistant for a lifetime of good use.
( 26 )
$13.99
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$14.99
Dorman Heater Hose Connector Fittings
Dorman heater hose connector fittings are available for a wide range of cars, trucks, and vans--both application-specific and universal models. These parts can be used as replacements in areas such as the heater core inlet and/or outlet, and the radiator surge tank. The fittings are stocked in various sizes, materials, and shapes (straight, elbow); some are hose barb style, while others are quick-connect. Eliminate aggravating leaks in your cooling system with the help of these Dorman heater hose connector fittings.
( 57 )
$9.99
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$23.99
Dorman Brake Speed Bleeder Screws
These Dorman brake speed bleeder screws are designed to make bleeding your brakes easy. The internal check valve allows you to back the screw out, pump the brakes to bleed out old fluid or air, and then retighten them to complete the job. No air can come back into the system and, best of all, it is easy to do by yourself. You won't have to wait for someone else to help or need expensive tools any longer. Take the headache out of bleeding your next brake job with these Dorman brake speed bleeder screws.
( 40 )
$11.99
Earl's Performance Remote Electric Water Pump Plumbing Kits
Earl's Performance remote electric water pump plumbing kits simplify the installation of a remote-mounted electric water pump on your LS Series engine. The special adjustable coolant crossover tubes eliminate tees, Y-blocks, and extra hose ends normally used to make all your connections. The block adapters feature -12 AN O-ring ports for easy maintenance and a leak-free seal. You'll appreciate the simple, clean remote electric water pump plumbing these Earl's Performance kits provide for your LS engine. Kit features, items, and specs include: * Billet aluminum construction with black anodized finish for a great look and corrosion protection * 2 adjustable crossover tubes (fitting centers 6.8 to 10.5 in.) * Block adapters with 1/8 in. NPT ports for connection of the steam tube hose * 2 port fittings * Hardware * Inlet/outlet size: -16 AN male flares * Flexible--inlet/outlets can be on either side of the engine * Overall length 9.8 to 13.5 in. (depending on application)
Not Yet Reviewed
$665.95
Dorman Brake Bleeder Screw Assortments
Bleeding your brakes is critical in keeping your ride in top performance. Dorman brake bleeder screw assortments allow you to do just that. They are made of high-quality materials and are a sure way to make bleeding your brakes a breeze. Screw assortments contain two of each of the following sizes: * 1/4-28 in. x 15/16 in. * 5/16-24 in. x 1 in. * 3/8-24 in. x 1 1/4 in. * M10-1.0 x 35mm * M10-1.5 x 30mm
( 4 )
$10.99
ACDelco Air Conditioning Service Port Adapters
ACDelco air conditioning service port adapters allow service access to your vehicle's A/C system. These spring-loaded valves work to evacuate and recharge the refrigerant in your vehicle's cooling system for optimal performance. ACDelco manufactures these air conditioning service port adapters to OE specifications for fit, form, and function.
( 1 )
$10.99
Pacific Performance Engineering Copper Washers
Pacific Performance Engineering copper washers will provide a tight seal. They are offered in two sizes for compatibility with an OEM steel pan or PPE's aluminum pan and PPE's Neodymium magnetic drain plug. Choose the size needed for your pan and plug.
Not Yet Reviewed
$2.69
Dorman Transmission Line Connectors
Dorman transmission line connectors are designed to thread-in your automatic transmission case and allow you to connect to an external cooler. They're manufactured from high-quality material that meets or exceeds OEM standards. Available in different thread sizes and configurations, Dorman transmission line connectors will help get you connected. Order the adapters compatible with your application.
( 17 )
$5.99
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$22.99
ACDelco Brake Banjo Bolts
ACDelco offers a line of brake banjo bolts in a range of thread sizes and lengths for various applications. All of their 'brake hydraulic hose to caliper bolts' are constructed from high-quality materials for long-lasting durability. They're conveniently packaged in a variety of piece counts to assist with both small and large projects. Order the ACDelco brake banjo bolts designed to fit your application.
( 2 )
$6.99
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$16.99
Dorman Fuel Line Retaining Clips
If you're working on a late model vehicle with fuel injection, then you're going to need some of these Dorman fuel line retaining clips. Usually the factory ones break when disconnected, or they don't go back together easily. Dorman has come up with these fuel line retaining clips to solve the problem. They are available for different sizes of fuel lines and feature different connections for your specific style of connector.
( 24 )
$5.99
Dorman Brake Bleeder Screws
Bleed your brake system with these Dorman brake bleeder screws. They're designed to mount into your OEM caliper and will clear all stock components. Available for passenger cars, trucks, and SUVs, the Dorman brake bleeder screws allow for the fast, easy bleeding of your brake system.
( 12 )
$5.99
