2015 GMC Sierra 3500 HD Transfer Case Fluids

Mobil 1 advanced full synthetic motor oil 5W-30 helps to extend engine life for vehicles of all ages. Mobil 1 advanced synthetic motor oil is designed to deliver outstanding engine protection from the five factors that can damage engines over time and protect critical engine parts for up to 10,000 miles between oil changes (1) . Its uniform synthetic oil molecules reduce friction, helping to prevent deposits and sludge buildup. Mobil 1 helps to keep your engine running at lower temperatures. (2) This technologically advanced motor oil is proven to cool engine temperatures by over 10%. (3) Its formulation provides excellent internal engine heat protection (up to 500 degrees Fahrenheit), and low-temperature protection (to -30 degrees Fahrenheit), supporting quick cold-weather starting and ultra-fast protection. Mobil 1 advanced full synthetic motor oil 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. Mobil 1 advanced full synthetic motor oil 5W-30 also helps control oxidation to prevent oil breakdown and is recommended by ExxonMobil for all types of modern vehicles, including high-performance turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines found in passenger cars, SUVs, light vans, and light trucks. Mobil 1 is America’s leading synthetic motor oil brand at retail, 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 July 1, 2023.)

Product Features:

• Mobil 1 advanced full-synthetic engine oil 5w-30 utilizes Mobil 1’s signature triple action formula to deliver outstanding engine performance, protection, and cleanliness
• Helps protect critical engine parts for up to 10,000 miles between oil changes, (1) controlling oxidation to prevent oil breakdown and maintaining excellent viscosity
• 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
• Mobil 1 is specially formulated to help remove sludge and lower engine temperatures
• Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -30 degrees F)
• Manufacturer part number: 124317

Castrol EDGE 5W-30 Full Synthetic Motor Oil is engineered for drivers seeking peak engine performance and unmatched protection. With a formula that is 3X stronger against viscosity breakdown and delivers 10X better high-stress performance, this oil ensures your engine operates smoothly under demanding conditions. Designed for extended use, it offers up to 20,000 miles or one year between oil changes, making it a cost-effective choice for long-term reliability. Its advanced composition exceeds API SQ/SP/SN PLUS/SN standards and meets stringent requirements from Chrysler and Ford, ensuring compatibility with a wide range of vehicles. The 5W-30 weight provides optimal viscosity control and thermal stability, enhancing fuel economy and safeguarding against sludge buildup. Whether you’re navigating high temperatures or heavy loads, this full synthetic oil delivers superior wear protection and performance in critical areas, making it the ultimate solution for maintaining your engine’s health and efficiency.

Product Features:

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Product Features:

• 3X Stronger than the leading full synthetic (1)
• 10X Better high stress performance (2)
• 20,000 miles between oil changes (3)
• (1) Viscosity breakdown as measured in Kurt Orbahn test on 5W-30 grade
• (2) As measured in Seq IX test under high load/torque conditions vs. API SQ test limits
• (3) Or one year, whichever comes first
• Approved and Licensed Specifications:
• Exceeds API SQ/SP/SN PLUS/SN
• ILSAC GF-7
• Meets engine test requirements of Chrysler MS 6395
• Meets Ford WSS-M2C945-B1
• Meets Ford WSS-M2C960-A1
• Meets Ford WSS-M2C961-A1

Valvoline SAE 75W-90 Full Synthetic Gear Oil provides the ultimate gear protection in hypoid rear differentials and non-synchronized manual transmissions. Engineered to outperform, our detergent package-based formulation contains Full Synthetic basestocks and special additives that help protect parts from rust and corrosion while providing exceptional high and low temperature protection and excellent thermal stability, especially in demanding driving situations such as towing and off-roading. It contains an extreme pressure additive for better load carrying capacity, wear resistance additives that assist in protecting gear teeth, a limited slip additive for optimal clutch pack performance, and an anti-foaming agent for better lubrication and service life. Valvoline SAE 75W-90 Full Synthetic Gear Oil is recommended for use in axle applications requiring factory-fill or drain-and-fill levels for limited slip performance. Protect your gears with Valvoline, the #1 gear oil brand.

Product Features:

• EXCEPTIONAL HIGH AND LOW TEMPERATURE PROTECTION , ranging from -30F to 300F degrees
• REDUCES CHATTERING AND PROTECTS GEAR TEETH from oxidation, rust, and wear
• FIGHTS CORROSION AND RUST with emulsifying agents and safeguards against impurities, oxidation and thermal breakdown
• MEETS THE DEMANDS OF CONVENTIONAL AND LIMITED SLIP HYPOID DIFFERENTIALS where APPI GL-5 is specified, as well as non-synchronized manual transmissions that require API GL-4 or MT-1 fluid
• MEETS OR EXCEEDS THE PERFORMANCE REQUIREMENTS for Mack GO-H and GO-J; API GL-5 and API MT-1; MIL-PRF-2105E; and SAE J2361

Give your higher mileage engine the care it deserves with Mobil 1 High Mileage full-synthetic motor oil 0W-20. 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 No. 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 September 30, 2023)

Product Features:

• Mobil 1 High Mileage full-synthetic motor 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)
• Helps extend engine life by working to prevent damaging deposits and sludge buildup
• Manufacturer part number: 103767

Pennzoil Platinum Full Synthetic 5W-30 is designed to maximize engine protection and is backed by a 15,000-mile protection guarantee (see Warranty Information below) to protect your pursuit of every mile. Made with natural gas, it is formulated for complete protection for top engine performance. Pennzoil Platinum offers cleaner pistons (based on Sequence IIIH results), helps protect engines from loss of power, delivers better fuel economy (based on the latest industry standard), provides unsurpassed wear protection (based on Sequence IVA wear test using SAE 5W-30), and provides excellent performance in extreme temperatures. (Pennzoil Platinum Lubrication Limited Warranty: Protection for up to 15,000 miles or one year, whichever comes first. Use an oil filter designed for longer oil change intervals and follow OEM manual and vehicles oil life sensor to maintain OEM warranty. Excludes severe driving conditions, including racing and commercial use. Your engine must have fewer than 125,000 miles and have been manufactured in the past 72 months. Enrollment required. Other conditions apply. See pennzoil.com/warranty to enroll and for full details and terms.)

Product Features:

• Full synthetic 5W-30 motor oil that is made with natural gas and designed to maximize engine protection
• Backed by a 15,000-mile protection guarantee to protect your pursuit of every mile
• Provides better fuel economy (based on the latest industry standards)
• Keeps pistons cleaner than required by the toughest industry standard (based on Sequence IIIH results)
• Designed for high-performance engines
• Formulated to provide faster low-temperature oil flow and protection in extreme heat
• Helps protect engines from loss of power
• Meets or exceeds the requirements of the following industry specifications: API SP, API SP-Resource Conserving, and all previous categories; ILSAC GF-6A
• Meets or exceeds the following OEM requirements: Chrysler MS-6395, MS-13340; GM dexos1 Gen. 3; Ford WSS-M2C961-A1
• For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owner’s manual

You trust your car to keep you going, even after 75,000 miles. Mobil 1 Extended Performance High Mileage full-synthetic motor oil 5W-30 gives engines with over 75,000 miles the extra care they need to go the distance. Formulated to help prevent leaks, it helps to protect critical engine parts for up to 20,000 miles between oil changes, guaranteed.(1) Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of maximized engine power. This cutting-edge formula is recommended by ExxonMobil for all types of modern vehicles, including high-performance, turbo-charged, and supercharged gasoline and diesel multi-valve fuel-injected engines found in passenger cars, SUVs, light vans, and light trucks. Mobil 1 is America’s No. 1 synthetic motor oil brand at retail,(2) trusted and recommended by car builders and experienced mechanics, and is the Official Motor Oil of NASCAR. ((1)Protects for up to 20,000 miles or 1 year, whichever comes first. To learn more about the Mobil 1 Limited Warranty, visit Mobil.US. (2)Source: The NPD Group/Retail Tracking Service/Dollar Sales/PCMO full-synthetic/52 weeks ending July 1, 2023)

Product Features:

• Mobil 1 extended performance high mileage full-synthetic engine oil 5w30 is designed for engines with over 75,000 miles to go up to 20,000 miles between oil changes (1)
• Utilizes Mobil 1’s Triple Action+ Formula to combine outstanding engine performance, protection, and cleanliness with the added benefit of power
• 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 -40 degrees F)
• Helps extend engine life by working to prevent damaging deposits and sludge buildup
• Manufacturer part number: 123842

Today’s advanced engine technology requires advanced protection. Valvoline Advanced Full Synthetic, the motor oil designed to protect today’s sophisticated engines, contains premium anti-wear additives, superior antioxidants and extra detergents. It protects 40% better against wear, resists oil breakdown 10-times better, and defends 25% more against deposits than industry standards for maximum performance and engine longevity. And with an exceptional range of temperature protection your engine will ready for extreme weather. Valvoline invented motor oil 150 years ago, and we’ve been reinventing it ever since. Get Valvoline Advanced Full Synthetic and give your engine the advanced protection proven to maximize engine life.

Product Features:

• Advanced protection against the four main causes of engine breakdown: wear friction heat and deposits
• 40% better wear protection vs. industry standard as tested in the sequence ivb engine test
• 25% better deposit protection with superior engine cleaning detergents as tested in the gmod engine test
• Exceptional high/low temperature protection defends your motor no matter the weather conditions
• Meets or exceeds all requirements of ilsac gf-6a, api sp, api sn with sn plus, api sn, gm dexos 1 gen 3
• Superior engine protection: Valvoline SynPower Full Synthetic Engine Oil provides superior protection against engine sludge and varnish, ensuring your engine stays clean and running smoothly.

Mobil Delvac 1300 Super 15W-40 Synthetic Blend Diesel Engine Oil is engineered to deliver exceptional performance and durability for diesel vehicles and equipment. This premium synthetic blend is designed to extend engine life, meeting or exceeding OEM requirements for a wide range of heavy-duty applications. Developed in collaboration with leading Original Equipment Manufacturers, it ensures reliable operation in both on- and off-highway environments. With the ability to perform up to 50% beyond OEM-recommended oil drain intervals, it offers outstanding value and reduced maintenance downtime. Fully backward-compatible, it provides excellent protection for both newer and older heavy-duty engines, as well as gasoline engines requiring API SN specifications. Its advanced formulation ensures superior soot and viscosity control, minimizes oil consumption, and resists corrosive wear, making it a trusted choice for demanding conditions. With a 15W-40 SAE weight and a 2.5-gallon capacity, this oil is a dependable solution for maintaining peak engine performance.

Product Features:

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Product Features:

• Mobil Delvac 1300 Super 15W-40 is a premium synthetic blend diesel engine oil that helps extend engine life for diesel vehicles and equipment
• Developed with top Original Equipment Manufacturers for a wide range of heavy-duty applications and environments
• Helps to deliver extended performance for up to 50% beyond OEM-recommended oil drain intervals
• Fully backward-compatible to deliver exceptional performance in newer and older heavy-duty engines, as well as gasoline engines with API SN specifications
• Provides excellent soot and viscosity control as well as resistance to oil consumption and corrosive wear
• Manufacturer Part Number: 122493

T4 Triple Protection 15W-40 Diesel Engine Oil delivers advanced performance for hardworking diesel engines, combining cutting-edge technology with proven reliability. This synthetic blend oil is specifically engineered for diesel engines, offering enhanced protection against oxidation, wear, and deposits to ensure optimal cleanliness and efficiency. Its improved formula sustains emission control system durability, making it ideal for vehicles equipped with particulate filters and after-treatment systems. Designed to adapt to demanding driving conditions, this 15W-40 oil provides superior protection for heavy-duty applications while promoting smoother operation and extended engine life. With a 5-gallon capacity, it delivers exceptional value for fleet operators and individual users seeking dependable performance and long-term durability.

Product Features:

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Product Features:

• Enhanced protection against oxidation
• Enhanced wear protection
• Improved deposit control/cleanliness
• Sustained emission control system durability in particulate filters and after-treatment systems. (Compared to prior Shell Rotella® Triple Protection® 15W-40.)
• Provides enhanced protection against oil oxidation for more efficient operation

Shell Rotella T6 15W-40 diesel engine oil is a full synthetic motor oil that features exclusive Triple Protection Plus technology, formulated with fully synthetic base oils plus advanced additives to protect against wear, deposits, and oil breakdown. It offers better cold cranking properties and low-temperature pumpability at -15C compared to conventional and synthetic blend Shell Rotella 15W-40 products. It also delivers improved wear performance versus API CJ-4 technology, extended drain capabilities for more uptime, improved protection against oxidation for increased fuel economy, compatibility with exhaust emissions control systems, and protection in extreme operating conditions and climates. Shell Rotella T6 15W-40 is suitable for use in new and older diesel-powered vehicles, from Class 8 tractor/trailers to heavy-duty pickups and delivery, utility, and school bus fleets. Shell Rotella T6 is backed by a limited warranty valid up to 15 years or 500,000 miles (whichever comes first), guaranteed. (Shell Rotella Limited Warranty: Up to 15 years or 500,000 miles, whichever comes first, guaranteed, if you exclusively use Shell Rotella T6 Full Synthetic heavy-duty engine oil and meet enrollment mileage and vehicle manufacture date requirements. Enrollment required. Keep your receipts. Other conditions apply. See Rotella.com/warranty to enroll and for full details and terms.)

Product Features:

• Full synthetic 15W-40 diesel engine oil with Triple Protection Plus technology protects against wear, deposits, and oil breakdown
• Formulated to deliver increased protection against oxidation and enhanced deposit control/cleanliness
• Better cold cranking properties and low-temperature pumpability (compared to conventional and synthetic blend 15W-40 motor oil)
• Improved wear performance versus API CJ-4 technology
• Compatibility with exhaust emissions control systems
• Protection in extreme operating conditions and climates
• Limited warranty valid up to 15 years or 500,000 miles (whichever comes first) if you exclusively use Shell Rotella T6 Full Synthetic Technology heavy-duty engine oil
• Meets or exceeds the following industry requirements: API CK-4, CJ-4, CI-4 Plus, CI-4, SN; ACEA E11; JASO DH-2, MA/MA2
• Meets or exceeds the following OEM specifications: Caterpillar ECF-2/ECF-3; Cummins CES 20086, 20081; Detroit Fluids Specification (DFS) 93K222, 93K218; DTFR 15C100 (prev. MB 228.31); MACK EOS-4.5; MAN M 3775;
• Ford WSS-M2C171-F1; Allison TES 439; Volvo VDS-4.5
• For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owner’s manual

Mobil Delvac Extreme 15W-40 is a high-performance synthetic diesel engine oil that helps to deliver extended performance for up to two times beyond OEM recommended oil drain intervals (1) for modern diesel engines operating in extreme conditions. Mobil Delvac Extreme 15W-40 is recommended for use in a wide range of heavy-duty applications and operating environments found on- and off-highway conditions, including engines operating under heavy loads. Fully backward compatible, it delivers excellent performance in both newer and older heavy-duty engines, meeting or exceeding the requirements of API CK-4, CJ-4, CI-4 PLUS, CI-4, and other service categories. This diesel engine oil provides exceptional high temperature performance, oxidation stability (2), and resistance to corrosive and abrasive wear to help promote long life of critical wear surfaces. Mobil Delvac Extreme 15W-40 also offers excellent low-temperature performance for increased oil flow to critical bearing surfaces at startup, controlling fluidity and pumpability for smooth starting in cold weather. ((1)Results may vary based on vehicle/engine condition, driving and environmental conditions Consult OEM or ExxonMobil before implementing extended ODIs. (2) Based on the performance in the Volvo T-13 engine test.)

Product Features:

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Product Features:

• Manufacturer Part Number: 122448
• Provides exceptional high-temperature performance, ensuring reliable operation in extreme conditions.
• Offers excellent oxidation stability to help maintain engine cleanliness and efficiency over extended use.
• Delivers superior resistance to corrosive and abrasive wear, promoting long-term durability of critical engine components.
• Ensures smooth startup in cold weather with enhanced low-temperature fluidity and pumpability.

Modern transmissions are better than ever, with more gears to help improve fuel efficiency and acceleration. Greater performance calls for greater protection. Valvoline Extended Protection Full Synthetic ATF features our exclusive Dual Defense Additive Technology for two layers of protection against metal-on-metal contact and thermal breakdown, all while minimizing wear on clutch components. In fact, Valvoline Extended Protection Full Synthetic ATF is 45% stronger against breakdown compared to major brand DEX/MERC oxidative PDSC performance. Proven to maximize transmission life, our patented formula is suitable for use in 92% of vehicles in light duty automatic transmissions 2010 and newer. Keep your modern vehicle shifting smoothly, mile after mile, with the ultimate protection you can only expect from Valvoline, the #1 ATF brand.

Product Features:

• The ultimate protection for your automatic transmission
• 45% stronger against breakdown
• Dual Defense Additive Technology combines friction modifiers and anti-wear additives for two layers of protection
• Suitable for use in over 92% of vehicles in light duty automatic transmissions 2010 and newer