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GMC 4-2L-256 GM-INLINE-6-CYLINDER Parts and Accessories

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Results 1 - 24 of 392

Eaton Detroit Truetrac Differentials

Eaton Detroit Truetrac differentials use a patented design of parallel-axis planetary helix gears to provide a quiet, automatic splitting of torque. They perform like a limited-slip differential under normal driving conditions, automatically transferring torque to the wheel with better traction when ground conditions warrant. These replacement units are available for dozens of axle applications.

4.79 out of 5 stars ( 487 )

$649.99

Red Line Water Wetter Cooling System Treatment

Red Line created the industry of pushing bubbles out of the way to ensure cooling with their Water Wetter cooling system treatment. It's a unique agent for cooling systems that doubles the wetting ability of water. It offers rust and corrosion protection that allows for use of straight water in racing or reduced antifreeze levels in warm climates. It also improves heat transfer and reduces cylinder head temperature. Help your engine keep its cool with Red Line Water Wetter cooling system treatment. Instructions and specs: * Use 1 bottle for most passenger cars and light trucks—treats 3 to 5 gallons or 13.2 to 15.9 liters * Use 2 bottles with larger cooling systems * Use 1 oz. (3 to 4 capfuls) per quart for small cooling systems * Compatible with new or used antifreeze (including those with DEX-COOL and long-life versions) to improve the heat transfer of ethylene and propylene glycol systems * Satisfies ASTM D2570 and ASTM D1384 corrosion tests for glycol-based antifreezes * Contains no ethylene glycol

4.61 out of 5 stars ( 166 )

$13.89

Red Line Synthetic Motor Oil

Red Line synthetic motor oil is a unique formula designed to provide the highest protection, cleanliness, and superior drain intervals—with the lowest friction for your gasoline, diesel, motorcycle, or marine engine. Choose the viscosity best suited for your engine—and experience the performance and protection of Red Line synthetic motor oil. Features, benefits, and details include: * Fully-synthetic ester formula for passenger cars, light trucks, performance vehicles, and marine applications * Excellent wear protection and friction reduction across a wide range of operating conditions * High detergency allows extended drain intervals and provides increased cleanliness * Improved fuel economy and ring seal for more power * Superior high-temperature stability and oxidation resistance increases lubrication of hot metal, compared to other synthetics * High natural viscosity index (VI) provides thicker oil film in bearings and cams * Less evaporation than other synthetics for improved efficiency and ring seal * Blended with polyol ester base stocks that feature natural multi-grade properties, avoiding unnecessary additives that hinder lubricity * All products are completely compatible with other conventional and synthetic motor oils

4.95 out of 5 stars ( 158 )

$16.97

Eaton Posi Performance Differentials

Big torque doesn't have to mean big traction problems. Eaton Posi Performance differentials combine carbon friction discs with precision-forged gears to give you great traction, even under higher torque loads. Plus, the carbon friction discs produce smooth, quiet performance for the life of your vehicle.

4.68 out of 5 stars ( 102 )

$750.99

RedLine D4 Automatic Transmission Fluid

Red Line's D4 ATF is their most versatile automatic transmission fluid, designed for use where Dexron III, Dexron II, Mercon, and Mercon V fluids are recommended to provide a GL-4 level of gear protection. D4 synthetic ATF allows for high-temp operation without varnishing valves and clutches, and facilitates excellent cold-weather operation. It can also be used with manual transmissions and transaxles, like T-5, T-45, T-56, and late model BMWs. Keep your investment protected with Red Line D4 ATF!

4.93 out of 5 stars ( 59 )

$16.97

McGard Lug Nuts

McGard lug nuts are designed to last for life. These wheel fasteners are made of restricted chemistry steel for structural integrity, then triple nickel chrome plated in silver or black for lasting beauty. All McGard lug nuts are through-hardened and tempered, reaching the depth of hardness needed for their unsurpassed level of safety (unlike case-hardening, which is only a surface treatment). They're available in a variety of thread sizes, shank lengths and diameters, and seat and conical styles. McGard lug nuts also offer a lifetime guarantee against rust!

4.78 out of 5 stars ( 581 )

$14.99

$539.99

Red Line Power Steering Fluid

Red Line power steering fluid provides much-improved wear protection and resists thermal breakdown. It also delivers continued high-pump output and resists evaporation and foaming at high temperatures. The fluid is suitable in most power steering units to help prevent leakage and squealing.

4.74 out of 5 stars ( 31 )

$15.49

McGard Wheel Locks

McGard wheel locks protect your valuable wheels and tires from theft. Having your wheels and tires stolen could leave you stranded in a bad place at the wrong time. These easy-to-use, one-piece steel wheel locks function like regular lug nuts—but require a special key tool for installation and removal. Order the size and style designed for fitment on your studs, then travel with peace of mind, courtesy of McGard wheel locks.

4.67 out of 5 stars ( 228 )

$22.99

Red Line D6 Automatic Transmission Fluid

Red Line D6 ATF is the lowest viscosity, most shear stable automatic transmission fluid for consistent operation. It's designed to satisfy Dexron-VI, Dexron-III, Dexron-II, Mercon SP, and Mercedes Benz NAG-2 fluids, as well as API70W/75W/80W and GL-4 gear requirements. It also allows for high-temp operation without varnishing valves and clutches to help prevent transmission failure. For a significantly improved GL-4 level of gear protection, use Red Line D6 ATF!

4.71 out of 5 stars ( 14 )

$16.97

Red Line RL-600 Brake Fluid

Everything you drive will benefit from Red Line RL-600 brake fluid. Going fast is good, but reliable stopping is better—and the brake fluid you choose does make a difference. With a strong reputation for high performance, Red Line engineered this RL-600 brake fluid to maintain viscosity, lubricity, and compressibility at extreme temperatures, safeguarding against brake fade and vapor lock. It's formulated with a precise mixture of borate esters and glycol ethers, along with moisture and corrosion inhibitors. RL-600 is blendable with DOT 3, DOT 4, and DOT 5.1 fluids—plus, it increases ABS cycle times for a more responsive and consistent pedal feel. No matter if your vehicle has four wheels or two, or is used for racing or daily commutes, Red Line RL-600 brake fluid will help keep your stopping power at maximum levels.

5.0 out of 5 stars ( 3 )

$18.71

Liqui Moly Molygen New Generation Motor Oil

Liqui Moly Molygen New Generation motor oil is optimum for modern Japanese and American gasoline engines with multi-valve technology—and turbocharging with and without charge air cooling. It's ideal for the protection and value conservation of the engine during long intervals between oil changes and when there are extreme engine requirements. Additional details: * Ensures that the motor oil is of low viscosity with a high shear stability and reliably prevents the formation of deposits * The results are savings in fuel and an extended service life for the engine * High performance, low-friction engine oil for year-round use * Available in single liters and multi-liter quantities

5.0 out of 5 stars ( 6 )

$12.99

$54.99

Spicer Drivetrain Products Life Series U-Joints

Spicer Drivetrain Products Life Series U-joints consistently outperform the rest, so you can hit the road or trail with confidence. Cold-forged from high-quality steel, these SPL universal joints feature synthetic thrust washers, multi-lip seals, and the choice of greaseable or non-greaseable. Get the most out of your rig with Spicer Life Series U-joints. Order the replacement model designed to fit your vehicle.

4.83 out of 5 stars ( 111 )

$27.99

Dorman Exhaust Manifold Mounting Hardware

Dorman exhaust manifold mounting hardware is designed to replace broken, stripped, or corroded stock fasteners. The studs, bolts, and nuts are manufactured from quality materials and offered in a variety of finishes. Dozens of options are available; choose the lengths and thread sizes needed for your specific vehicle application. Pieces are sold individually, in pairs, or larger quantity sets. A secure exhaust manifold begins with Dorman mounting hardware.

4.1 out of 5 stars ( 279 )

$10.99

$20.99

Dorman Lug Nuts

Dorman lug nuts are designed and constructed to strict engineering quality standards. All Dorman wheel nuts are manufactured with high corrosion resistance to combat rust in any environment. Available in multiple styles and finishes, they match the originals to blend in with the overall aesthetic design of your vehicle. Chrome upgrade nuts are also available in multiple styles and colors to enhance the look of your wheels. Features include: * Wheel nut covers also available * Easy to install * Available in different quantities and packaging options * Chrome wheel lock kits available (where applicable)

4.49 out of 5 stars ( 786 )

$1.99

$373.99

Dorman Suspension Air Compressors

Power up your air shocks with one of these Dorman suspension air compressors! You can remedy those sagging springs via a direct fit replacement that offers plug-and-play installation. Adjusting your suspension restores safety and handling, while giving your vehicle the level or lifted stance you prefer. These corrosion-resistant air compressors eliminate the need to rebuild worn or rusty units. For optimal suspension function, spring into action and order an engineer test-proven assembly from Dorman!

4.81 out of 5 stars ( 16 )

$616.99

$885.99

Melling Replacement Hydraulic Lifters

Melling replacement hydraulic lifters are perfect for when you're ready to freshen up your engine. Melling has designed these lifters to be within factory tolerances for the perfect fit. They are affordable and available as flat or roller lifters.

4.16 out of 5 stars ( 37 )

$12.99

Spicer Drivetrain Products Light Duty U-Joints

Spicer Drivetrain Products light-duty U-joints feature journal crosses that are manufactured from high-quality alloy forgings and heat-treated for maximum life. The bearing cups are case-hardened for strength and durability, while the seals are crafted from nitrile rubber for optimum grease retention and contaminant exclusion. Ample grease reservoirs in each trunnion assure effective lubrication; they're pre-filled with high-quality synthetic lithium grease, providing superior friction-reduction and resistance to higher temperatures. These replacement universal joints are available for dozens of positions, in greasable and non-greasable styles. Order the model designed to fit with your vehicle and engine type.

4.68 out of 5 stars ( 149 )

$22.99

Mahle Original RTV Silicone Sealant

Mahle Original RTV aluminum silicone sealant creates an adhesive barrier blocking the penetration of liquids and other contaminants. Designed specifically for use on engines, it resists high temperatures and has a low volatility. The sealant can be used as a supplement to traditional gaskets or in place of most paper-type gaskets—and was developed specifically for use on engines. Dana delivers innovative sealing technologies of the highest quality under the brand name Mahle Original.

5.0 out of 5 stars ( 2 )

$68.99

Dorman Torque Converter Bolts

Are you trying to locate just the right bolt to complete your clutch repair? Dorman's torque converter bolts ensure the correct bolt length, thread pitch, and strength. These high-quality, steel-constructed bolts are coated with black oxide for corrosion resistance, and the threads are coated with a special thread-locking compound to maintain proper bolt torque. These direct replacements provide a proper fit every time--no special tools are required for installation.

5.0 out of 5 stars ( 10 )

$5.99

Four Seasons Power Steering Oil Cooler Installation Kits

Power steering oil coolers remove destructive heat generated within the power steering systems of your high performance vehicles. And that's where Four Seasons power steering oil cooler installation kits come into play. These kits are designed to prolong the life of your system's pump, hoses, and seals, and include an oil hose and all necessary hardware for the installation.

4.85 out of 5 stars ( 13 )

$32.99

Interstate Mega-Tron Plus Automotive Batteries

Interstate Mega-Tron Plus automotive batteries are designed to meet or exceed OEM vehicle requirements for cold-cranking amps. They have removable caps to add water, extending the life of the batteries. Available in a variety of group sizes, Interstate Mega-Tron Plus automotive batteries will help you fire up your engine, time and time again, with no trouble.

4.92 out of 5 stars ( 37 )

$194.99

McGard Spline Drive Lug Nuts

Why settle for ordinary lug nuts? McGard spline drive lug nuts offer you choices to match your style. You can coordinate, complement, or contrast--it's your choice! Show your individuality with a variety of colors and styles. Imagine the possibilities with McGard spline drive lug nuts.

4.68 out of 5 stars ( 28 )

$23.99

$271.99

Liqui Moly Top Tec 1800 ATF

Liqui Moly developed fully synthetic Top Tec ATF 1800 as a leading-edge, high-performance automatic transmission fluid to meet the severe requirements of modern multi-speed transmissions designed with six or more gears. The modern additive technology in this product provides ultimate protection, longer fluid life, and stability combined with ideal shift quality under all operating conditions. Liqui Moly designed Top Tec 1800 ATF for modern automatic transmissions, hybrid transaxle systems, and electric-drive differentials that require an ATF fluid meeting this product's specifications.

Not Yet Reviewed

$14.99

$184.99

TCI EZ-TCU Automatic Transmission Controllers

TCI EZ-TCU automatic transmission controllers are fully configured right out of the box--no tuning is necessary. Simply install them with the included instructions and then start the systems by answering the simple setup wizard questions on the included hand-held unit. They're capable of real-time switchable calibrations, which allows for multiple setups. The multi-shift settings include a full manual mode for using bump or paddle shifters. The TCI EZ-TCU automatic transmission controllers allow for maximum electronic control over shift points, shift firmness, and shift speed. Self-diagnostics enable users of every skill level to fully utilize their capabilities. Be sure to match your particular transmission with the correct EZ-TCU controller, as some models are designed for pre-2009 applications ... and other models are for 2009 and later.

3.86 out of 5 stars ( 37 )

$1,025.95

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