2008 GMC Sierra 2500 HD Fluids and Chemicals

Castrol Transmax High Mileage is specially formulated for transmissions with over 75,000 miles to deliver superior performance for maximum transmission life. It features additional seal conditioners to help stop leaks and cleaning agents to reduce varnish and deposit formation. It also protects against clutch wear and restores smooth shifting and can be used in a wide variety of specifications including DEXRON®-IIIH, MERCON® and JASO-1A.

Product Features:

• Additional seal conditioners help stop leaks.
• Extra cleaning agents reduce varnish and sludge formation.
• Protects against clutch wear and restores smooth shifting.
• Recommended for use in new & older vehicles that require:

Automatic transmission fluid is certified for use in all General Motors Hydra-Matic® automatic transmissions.

Product Features:

• Premium synthetic blend formula exceeds DEXRON®-III H requirements
• Outstanding sludge resistance provides superior transmission life
• Enhanced friction durability improves shifting performance
• Certified and approved by General Motors for all cars and trucks that require DEXRON®-VI
• Also recommended for use where DEXRON®, DEXRON®-III H, III, IIE and II are specified.
• Industry Specifications and OEM approvals: Meets or Exceeds General Motors DEXRON®-VI Requirements; DEXRON®-VI Approved and Licensed by General Motors Corporation

Valvoline DEXRON®-VI ATF is a full-synthetic transmission fluid formulated with advanced additive technology to meet and exceed the requirements of the General Motors’ DEXRON®-VI specification. It is officially licensed and approved by GM and is fully back-serviceable and can be used wherever DEXRON®-II and/or DEXRON®-III are recommended. Recommended for use in the following applications: DEXRON®-VI, DEXRON®-III, DEXRON®-II, and Allison C-4.

Product Features:

• Formulated with full-synthetic base stocks and advanced additive technology to meet the challenging demands of automatic transmissions.
• Enhanced anti-shudder protection for smooth shifting and maximum power transfer
• Developed with anti-wear technology to help improve transmission durability
• Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures

Valvoline DEXRON-VI/MERCON LV ATF is a full-synthetic transmission fluid formulated with advanced additive technology to meet and exceed the requirements of the General Motors DEXRON-VI specification. It is officially licensed and approved by GM and is fully back-serviceable and can be used wherever DEXRON-II and/or DEXRON-III are recommended. Recommended for use in the following applications: DEXRON-VI, DEXRON-III, DEXRON-II, MERCON LV and Allison C-4.

Product Features:

• Formulated with full-synthetic base stocks and advanced additive technology to meet the challenging demands of automatic transmissions
• Enhanced anti-shudder protection for smooth shifting and maximum power transfer
• Developed with anti-wear technology to help improve transmission durability
• Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures

Prestone All Vehicles antifreeze+coolant (concentrate) is truly designed to work with all vehicles; all makes, models, years & fluid colors. It is designed to work with all new engines, while also being backwards compatible improving protection in all old

Product Features:

• Formulated to work with All Vehicles. Works with all fluid colors; All OAT, POAT, HOAT & IAT.
• Longer Engine Life Guarantee – 10 Yr., 300,000 mile Extended life formula.
• Includes patented Prestone CorGuard technology, the best advancement in cooling system parts protection that protects against rust and corrosion of all cooling system metals, including aluminum. Protection for 300,000 miles.
• Concentrate formula. Must mix with distilled to the desired mix ratio of EG & water. Can be used for top-off, complete drain and refill or flush and refill of the cooling system.

FRAM Orange 50/50 is formulated for cars and light duty trucks that use Orange extended life coolant. Top-off your cooling system with Prime Orange 50/50, which is a blend of 50% antifreeze and 50% demineralized water. Prime Orange 50/50 meets or exceeds ASTM D3306 and D4985 standards for corrosion protection, while providing reliable freeze-up and boil-over protection.

Product Features:

• Work with vehicles using orange colored fluid. 5 Yr., 150,000 mile Extended life formula
• All GM® vehicles 1995 & newer /GM approved (GMC, Chevrolet, Buick, Cadillac, Pontiac, Saturn, Oldsmobile, Hummer), most Ford® vehicles 2011- 2018 (Ford, Lincoln, Mercury) and most Chrysler® vehicles 2013 & newer (Ram, Dodge, Jeep, Chrysler)
• Meets or exceeds ASTM D3306 & D4985 for corrosion protection.
• Ready to Use formula (prediluted to a 50% Eg & 50% distilled water mix). Perfect for small volume top-off or complete drain and refill of the cooling system

Fram Extended Life AMAM Concentrate is compatible with ANY antifreeze/coolant in ANY vehicle with aluminum or other cooling system metals. The formulas have a blend of long-lasting inhibitors to guard against temperature extremes and the effects of rust, corrosion, and premature water pump failure. Prime Concentrate meets or exceeds ASTM D3306 and D4985 for corrosion protection for cars and light duty trucks, while providing reliable freeze-up and boil-over protection.

Product Features:

• Formulated to work with All Vehicles. Universally works with all fluid colors; All OAT, POAT, HOAT & IAT.
• 5 Yr., 150,000 mile Extended life formula.
• Meets or exceeds ASTM D3306 & D4985 for corrosion protection.
• Concentrated formula. Must mix with high quality (distilled/deionized) water to the desired ratio. Can be used for top-off, complete drain and refill or flush and refill of the cooling system.

Product Features:

• High-performance seal conditioners maintain and preserve the elasticity of seals to help prevent leaks
• Long-life friction modifiers and premium base oils help improve smooth shifting, eliminate slippage and shudder, prevent clutch wear and improve drivability longer than conventional fluids
• Enhanced cleaning additives help reduce varnish formation and keep the transmission running properly longer
• Engineered with a unique blend of viscosity modifiers and base oils to provide better oil flow at low temperatures and greater film protection at higher temperatures

Valvoline Daily Protection Motor Oil is specially formulated to exceed industry standards for wear, deposit and sludge protection to help keep engines running like new. Developed with high quality additives and premium base oils, it’s designed to flow easily at cold temperatures, reducing wear at startup and providing added protection against motor oil breakdown in tough conditions. For enhanced fuel efficiency, choose Daily Protection Synthetic Blend 5W-20 or 5W-30. Developed with low-friction technology to support strong fuel economy.

Product Features:

• Extra wear protection designed to help keep automotive engine parts like new
• Added detergents help protect against sludge and deposits
• High quality additives resist motor oil breakdown in tough conditions
• Low-friction formula supports strong fuel efficiency
• Premium formulation flows easily at low temperatures reducing wear at start-up

Give your higher mileage engine the care it deserves with Mobil 1 High Mileage full-synthetic motor oil 5W-30. This formula utilizes Mobil 1’s signature Triple Action Formula to deliver outstanding engine performance, protection, and cleanliness to vehicles with over 75,000 miles. Mobil 1 High Mileage motor oil extends engine life by reducing friction and preventing deposits and sludge buildup, keeping critical engine parts clean and protected for up to 10,000 miles between oil changes. (1) Mobil 1 helps to keep your engine running at lower temperatures (2) and is proven to cool engine temperatures by over 10%. (3) Mobil 1 High Mileage full-synthetic motor oil 5W-30 also helps control oxidation to prevent oil breakdown and is recommended by ExxonMobil for all types of modern cars, SUVs, light vans, and light trucks, including those with high-performance, turbocharged, supercharged, multi-valve, or fuel-injected engines. Mobil 1 is America’s #1 selling synthetic motor oil brand at retail, (4) trusted and recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR. ( (1) Protects for up to 10,000 miles or 1 year, whichever comes first. To learn more about the Mobil 1 Limited Warranty, visit Mobil.US. (2) Compared to conventional oil. (3) Based on proprietary engine testing¿results may vary. (4) Source: The NPD Group/ Retail Tracking Service/ Dollar Sales/ PCMO full-synthetic/ 52 weeks ending Feb 25, 2023)

Product Features:

• Mobil 1 high mileage full-synthetic engine oil 5w-30 is designed for engines with over 75,000 miles to go up to 10,000 miles between oil changes.(1)
• Utilizes Mobil 1’s signature triple action formula to deliver outstanding engine performance, protection, and cleanliness
• Meets ilsac gf-6 standards to help provide low-speed pre-ignition (lspi) and timing chain wear protection while keeping your engine clean and helping to improve your fuel economy
• Provides excellent internal engine heat protection (up to 500 degrees f) and low temperature protection (to -30 degrees f)
• Mobil 1 is specially formulated to help remove sludge and lower engine temperatures
• Manufacturer part number: 103767

The viscosity grade that we know our customers prefer and trust1, now available in a full synthetic product. Shell Rotella® T6 15W-40 Heavy Duty Engine Oil is a full synthetic product formulated for improved2 hard-working protection. Shell Rotella T6 is suitable for new and older diesel-powered vehicles from Class 8 tractor/trailers to heavy duty pickups, delivery, utility and school bus fleets. It is suitable as a replacement for mineral and synthetic based SAE 15W-40 API CK-4, CJ-4 oils in low temperature applications. For Every Hardworking Need: With its wide range of specifications, and approvals from many of the world’s leading engine makers, ROTELLA heavy duty oil is an excellent choice for on-highway fleets, general haul, construction, agriculture, public-transport operators, diesel pickup trucks, including high-power vehicles where resistance to increased heat and stress is required. 1 According to Kline 2 Compared to conventional and semi-synthetic Rotella 15W-40 products.

Product Features:

• Strong oxidation resistance in the new Volvo T-13 test, controls harmful acid build up, and easily exceeds the API CK-4 limits for oxidation and viscosity increase.
• Improved oxidation resistance helps prevent deposits in the engine, maintain cleanliness, and prevent acid buildup, which can cause corrosive wear in the engine.
• Excellent oil consumption control, through lower oil volatility in the Noack test compared to conventional Shell Rotella® T4 15W-40. Lower Volatility = Lower Oil Consumption.
• Improved copper corrosion protection and lead corrosion protection, with an average of 50% more wear protection than required by API industry wear tests.
• Better cold cranking properties and low temperature pumpability at -15°C compared to conventional and semi-synthetic Shell Rotella® 15W-40 products means that it reaches critical engine parts faster in colder temperatures, to minimize wear and make hard w

Prestone® Power Steering Fluid (PSF) delivers increased system life. Designed with Anti-wear System Protection, Prestone PSF protects against pump failure, squeals and clogs. This 50,000 mile fluid life is formulated for use in all manufacturers; cars, SUVs, crossovers, and light and medium duty trucks. This a conventional fluid. Many cars 2006 and newer use synthetic based fluids for longer life and better protection. Conventional and synthetic fluids can be mixed but performance and replacement intervals are reduced by the conventional fluid.

Product Features:

• 50,000 Mile Fluid Life
• Anti-Wear Protection = Increased System Life. Protects against pump failure, squeals and clogs. Corrosion protection for metals, rubber & gasket components.
• For use in all manufacturers
• Conventional Formula – For use in all manufacturers

Prestone® MAX American Vehicles Power Steering Fluid (PSF) + Stop Leak maximizes and increases system life + the power to stop leaks. Stop Leak additives renew, restore and condition seals in the power steering system. These seals harden and shrink over time which are the likely cause of leaks. This formula is also great at preventing leaks by rejuvenating seals before they leak. This synthetic fluid is designed with 2X Anti-wear System Protection, which means more protection against pump failure, squeals and clogs. 100,000 mile fluid life, 2X more than conventional fluid, extends the time between replacement. This fluid is formulated for American vehicle manufacturers: Ford, Lincoln, Mercury, Dodge, Ram, Jeep, Chrysler, GMC, Chevrolet, Buick, Cadillac, Pontiac, Oldsmobile and others. Many cars 2006 and newer use synthetic based fluids for longer life and better protection. Conventional and synthetic fluids can be mixed but performance and replacement intervals are reduced by the conventional fluid.

Product Features:

• 100,000 Mile Fluid Life. Synthetic Formula for longer life and more protection
• MAX + Stop Leak. Stop Leak Additives to prevent and stop power steering system leaks.
• For use in American vehicle manufacturers: Ford, Lincoln, Mercury, Dodge, Ram, Jeep, Chrysler, GMC, Chevrolet, Buick, Cadillac, Pontiac, Oldsmobile and other
• 2X Anti-Wear Protection for enhanced System Life vs. conventional fluid. More protection against pump failure, squeals and clogs

Prestone® Power Steering Fluid + Stop Leak (PSF+SL) delivers increased system life and prevents & stops system leaks. Stop Leak additives renew, restore and condition seals in the power steering system. These seals harden and shrink over time which are the likely cause of leaks. The stop leak additives also prevent leaks by rejuvenating seals before they leak. Also designed with Anti-wear System Protection, Prestone PSF+SL protects against pump failure, squeals and clogs. This 50,000 mile fluid life is formulated for use in all manufacturers; cars, SUVs, crossovers, and light and medium duty trucks. This a conventional fluid. Many cars 2006 and newer use synthetic based fluids for longer life and better protection. Conventional and synthetic fluids can be mixed but performance and replacement intervals are reduced by the conventional fluid.

Product Features:

• 50,000 Mile Fluid Life
• Includes Stop Leak Additives to prevent and stop power steering system leaks.
• Anti-Wear Protection = Increased System Life. Protects against pump failure, squeals and clogs. Corrosion protection for metals, rubber & gasket components.
• Conventional Formula – For use in all manufacturers

Prestone® MAX DOT 3 Motor Vehicle Brake Fluid is our highest grade formula, maximizing performance vs. DOT standard. Prestone MAX is our best brake fluid at protecting against overheating and brake fade. With 100,000 mile fluid life, our longest life fluid has 2X more miles between replacement than regular Prestone DOT 3. Prestone MAX has superior performance in severe braking conditions when compared to regular Prestone DOT 3, which means even more piece of mind about the braking system. This synthetic fluid starts with our highest dry boiling point giving our best protection against performance decline due to water absorption. Prestone MAX DOT 3 is safe to use in all DOT 3 braking systems, ABS, disc or drum, and can mix with any DOT 3 fluid. Mixing Prestone MAX with other fluids will lower the performance rating for miles and boil points, for best results replace completely with Prestone MAX DOT 3. It is recommended to only use the DOT fluid specified for your car. Using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:

• 100,000 Mile Fluid Life
• Prevent Overheating & Brake Fade with Our Highest Grade Formula. Prevents corrosion of all metals within the braking system.
• Superior Protection in Extreme Braking Conditions
• Synthetic, Long Life Formula – 2X Longer than regular Prestone DOT 3

Prestone® DOT 3 Motor Vehicle Brake delivers enhanced performance vs. DOT standards, benefitting all vehicles calling for DOT 3. This synthetic fluid starts with a higher dry boiling point than the DOT minimum standard to protect against overheating, brake fade and performance decline due to water absorption. This extended life (50,000 mile) fluid is also formulated to prevent corrosion of all metals within the braking system.  This formula is safe to use in all DOT 3 braking systems (ABS, disc or drum) and can mix with any DOT 3 fluid.  It is recommended to only use the DOT fluid specified for your car, as using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:

• 50,000 Mile Fluid Life
• Prevent Overheating & Brake Fade with High Grade Formula*
• Protects against performance decline due to water absorption. Prevents corrosion of all metals within the braking system.
• Synthetic, Extended Fluid Life Formula

Prestone® DOT 4 Motor Vehicle Brake Fluid delivers enhanced performance vs. DOT standards, benefitting all vehicles calling for DOT 4. This synthetic fluid starts with a higher dry boiling point than the DOT minimum standard to protect against overheating, brake fade and performance decline due to water absorption. This extended life (50,000 mile) fluid is also formulated to prevent corrosion of all metals within the braking system. This formula is safe to use in all DOT 4 braking systems (ABS, disc or drum) and can mix with any DOT 4 fluid. It is recommended to only use the DOT fluid specified for your car, as using a different DOT product can affect the boiling point or replacement interval if the wrong fluid is used.

Product Features:

• 50,000 Mile Fluid Life
• Prevent Overheating & Brake Fade with High Grade Formula*
• Protects against performance decline due to water absorption. Prevents corrosion of all metals within the braking system.
• Synthetic, Extended Fluid Life Formula

Valvoline DEX/MERC ATF is a high-quality transmission fluid formulated to meet the challenging demands many automatic transmissions. Its responsive low-temperature fluidity is beneficial in both electronic and hydraulic controlled transmissions and transaxles. Recommended for use in the following applications: MERCON®, DEXRON®-III, Ford M2C138-CJ and M2C166-H, Allison C-4 and TES-389, and Caterpillar TO-2.

Product Features:

• Formulated with premium base stocks and advanced additive technology to meet the challenging demands of automatic transmissions.
• Enhanced anti-shudder protection for smooth shifting and maximum power transfer
• Developed with anti-wear technology to help improve transmission durability
• Engineered with a proprietary blend of base oils and advanced additives to provide better oil flow at low temperatures and greater film protection at higher temperatures

Upgrading your motor oil to Valvoline Full Synthetic High Mileage with MaxLife Technology can help you increase the longevity of your car, truck or SUV with over 75,000 miles. It’s proven to protect your high-mileage motor against wear, friction, heat, and deposits – the leading causes of engine breakdown and expensive repairs. Our exclusive formulation goes beyond industry standards to protect your engine. It’s fortified with enhanced wear additives and friction-fighting agents to safeguard critical engine components, extra detergents to clean inside your engine, and premium seal conditioners to restore aging seals and prevent leaks. Superior viscosity modifiers and high-quality base oils help it perform exceptionally in both high and low temperatures. Engineered with ingenuity, tested with tenacity, and proven with purpose, our formula was innovated in America with a century and a half of hands-on experience from the original motor oil brand.

Product Features:

• Enhanced maxlife technology prevents engine breakdown in extreme conditions with 50% better wear protection than the industry standard
• Treat and prevent leaks with premium seal conditioners to keep oil out of places it shouldn’t be
• 25% extra defense against deposits, sludge, corrosion and rust via interior-cleansing detergents
• Extreme temperature protection through our high-quality base oils and superior viscosity modifiers
• Meets or exceeds all requirements of ilsac gf-6a, api sp, api sn with sn plus, api sn
• High Mileage Oil Class: Valvoline MaxLife Synthetic Engine Oil is specially designed for engines with over 75,000 miles, providing superior protection against wear, friction, heat, and deposits – the leading causes of engine breakdown and expensive repair

PENTOSIN ATF 6 1L

Only compatible with R134a refrigerant; Tools required for installation; Plastic bottle; Universal applications

Certified A/C Pro R-134a PAG 46 Refrigerant Oil with ICE 32. This product contains approximately 8 fluid ounces of PAG refrigerant oil with ICE32. Low viscosity PAG oil for R-134a auto A/C systems; ISO 46 viscosity. R-134a PAG 46 AC Oil Lubricant: with ICE 32 Lubricant Enhancer features advanced chemistry to help extend compressor life and improve cooling capacity. The PAG oil helps quiet noisy compressors. Meets OEM specifications.

Product Features:

• Low viscosity PAG oil for R-134a auto A/C systems; ISO 46 viscosity
• ICE32 Lubricant Enhancer: advanced chemistry to help extend compressor life and improve cooling capacity
• Meets OEM specifications

Help keep positraction chatter down with posi additive from Yukon Gear & Axle.

Product Features:

• positraction additive
• For use in any clutch-style limited slip