1979 GMC C1500 Transfer Case Fluids

Pennzoil motor oil, America’s most trusted motor oil, is an advanced proprietary conventional formula with active cleansing agents that is engineered to help clean up sludge in your engine. It provides a balance between reducing frictional losses and protection against harmful engine wear by getting between moving parts to prevent them from touching. It meets or exceeds the stringent engine protection standards required by ILSAC GF-5 and API SN and is specially formulated to provide protection against the harmful effects of stop-and-go driving, and low-speed pre-ignition (LSPI) in modern turbocharged engines.

Product Features:

• Contains an active cleansing technology to help clean out sludge lesser motor oils leave behind
• No leading conventional oil provides better wear protection by preventing metal-on-metal contact
• Helps protect against the effects of low-speed pre-ignition (LSPI) in modern turbocharged engines
• Contains a proprietary formulation that is designed to reduce friction between moving engine parts
• Meets or exceeds the requirements of the following industry specifications: API SN PLUS, API SN-RC, and all previous categories; ILSAC GF-5
• Specifications, Approvals and Recommendations: FCA MS-6395
• For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owner’s manual.

Whatever you are driving, wherever you are going, you can trust your car to get you there when you use Mobil 1 advanced full-synthetic motor oil 5W-30. Mobil 1 advanced synthetic motor oil utilizes Mobil 1s signature Triple Action Formula to deliver outstanding engine performance, protection, and cleanliness to vehicles of all ages. Specialty components in synthetic oil extend engine life by reducing the friction that causes deposits and sludge buildup , keeping critical engine parts clean and protected for up to 10,000 miles between oil changes. (1) This technologically advanced motor oil formulation provides 10X (2) better internal engine heat protection than industry standards (up to 500 degrees Fahrenheit), as well as exceptional low-temperature protection (to -30 degrees Fahrenheit) , bringing quick cold-weather starting and ultra-fast protection to your engine. 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 cars, SUVs, light vans, and light trucks , including those with high-performance, turbocharged, supercharged, multi-valve, or fuel-injected engines. Mobil 1 is Americas#1 selling synthetic motor oil brand at retail, (3) 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) Based on Seq IIIH vs industry limits. (3) 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 motor oil 5W-30 utilizes Mobil 1s 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
• Helps extend engine life by working to prevent damaging deposits and sludge buildup
• Provides excellent internal engine heat protection (up to 500 degrees F) and low temperature protection (to -30 degrees F)
• Manufacturer Part Number: 125222