1995 GMC K1500 Pickup Engine Oils

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 VD
• For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owner’s manual

Product Features:

• Synthetic blend 15W-40 diesel engine oil with Triple Protection Plus technology protects against wear, deposits, and oil breakdown
• Ideal for on-highway fleets, construction, and agricultural machinery, and diesel pickup trucks including high-power vehicles that require resistance to heat and stress
• Triple Protection Plus technology offers better low-temperature flow, which delivers excellent equipment protection, long engine life, and maintains viscosity control under high temperatures
• Delivers good engine cleanliness and protection against piston deposits, ensuring engine and component reliability at extended oil drain intervals
• Advanced low-ash formulation helps control the blocking or poisoning of exhaust after-treatment devices, helping maintain vehicle emission compliance and engine fuel efficiency
• Controls engine wear 37 percent better than the maximum wear requirements in API CK-4 engine wear tests
• Limited warranty valid up to 10 years or 300,000 miles (whichever comes first) if you exclusively use Shell Rotella T5 Synthetic Blend heavy-duty engine oil
• Meets or exceeds the following industry specifications: API CK-4, CJ-4, CI-4 PLUS, CI-4, CH-4, SN; ACEA E11; JASO DH-2
• Meets or exceeds the following OEM specifications: Caterpillar ECF-2, ECF-3; Cummins CES 20086, 20081; Detroit Fluid Specification (DFS) 93K222, 93K218; Allison TES 439; DTFR 150100 (prey. MB 228.31); Deutz DOC III-18 LA
• Deutz DOC III-18 LA; Ford WSS-M2C171-F1; MACK EO-S 4.5, EO-O Premium Plus; MAN M 3775; MTU Category 2.1; Volvo VDS 4.5, VDS-4
• 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 15W-40 are extra high performance diesel engine oils that help extend engine life in the most severe on And off-highway applications while delivering outstanding performance in modern, high-output, low-emission engines including those with Exhaust Gas Recirculation And Aftertreatment Systems with Diesel Particulate Filters And Diesel Oxidation Catalysts. Fully backwards compatible, Mobil Delvac will also deliver the same exceptional performance in older conventional engines. As a result, they meet or exceed the requirements of the API CJ-4, CI-4 PLUS And CH-4 service categories as well as key Original Equipment Manufacture requirements for 2007 engines.

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: 122492

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

Castrol Conventional 30W Engine Oil is a high-quality monograde oil that provides maximum engine wear protection. It contains dispersants, antioxidants, detergents, and other additives that help to keep the engine clean and running smoothly. This heavy-duty formula is engineered to provide greater protection against thermal breakdown, which can cause engine damage and reduce performance. Castrol Conventional 30W Engine Oil exceeds all passenger car and light-truck manufacturer’s warranty requirements and is made in the USA. It is an ideal choice for those who want to keep their engines running smoothly and efficiently. Protect your engine against thermal breakdown with Castrol Conventional 30W Engine Oil.

Product Features:

• Heavy-duty formula provides maximum engine wear protection in warm climates; designed for use in temperatures above 40 Deg. F
• Contains dispersants, antioxidants, detergents and varnish inhibitors that help prevent ring-sticking and build up of harmful engine deposits
• Engineered for greater protection against thermal breakdown
• Made in the usa
• Thermal Protection: GTX Engine Oil, SAE 30 provides superior protection against thermal breakdown, ensuring your engine stays cool and running smoothly.

When it comes to heavy-duty diesel and gasoline engines, freezing temperatures and hot weather operations call for a motor oil engineered for the extreme. Valvoline Premium Blue Extreme SAE 5W-40 Full Synthetic Engine Oil is designed for severe conditions and service. It provides performance, protection and advanced fuel economy (up to 1.5% over 15W-40 conventional oils in on-highway operation) in modern emissions treatment equipped diesel engines, including those with Exhaust Gas Recirculation (EGR) and Diesel Particulate Filters (DPF). Our superior synthetic base stocks and additive technology resists oxidation, deposits, corrosion and wear better than industry standards. No wonder it’s The Only One exclusively endorsed and recommended by Cummins for both on road and off highway applications. It’s specially formulated for faster and safer cold starts and has enhanced thermal properties for high temperatures during hot weather to help ensure year-round performance. Plus, extended drain intervals reduce oil changes so your engine can work longer between downtime.

Product Features:

• EXCELLENT WEAR PROTECTION IN HEAVY DUTY APPLICATIONS that can take a toll on critical internal moving parts
• RESISTS OXIDATION AND FIGHTS DEPOSITS & SLUDGE with higher quality synthetic base oils and special inhibitors
• PROTECTS DURING COLD START UPS WHILE CONTROLING SOOT as heavy-duty equipment can sit idle for extended periods of time
• ADVANCED FUEL ECONOMY up to 1.5% over 15W-40 conventional oils in on-highway operations
• UNIQUE 5,000 MILES OIL DRAINS EXTENSION in Cummins X15/X12 engines when average is 7mpg or higher

Pennzoil Platinum Full Synthetic 10W-30 is designed to maximize engine protection and is backed by a 15,000-mile protection guarantee 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 10W-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
• For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owner’s manual

Pennzoil Platinum High Mileage Full Synthetic 10W-30 is designed to maximize engine protection and is formulated to help stop leaks in engines with more than 75,000 miles. Backed by a 15,000-mile protection guarantee to keep you covered between oil changes and for the long run (see Warranty Information below), it is the first of its kind full synthetic high mileage motor oil made with natural gas and designed to deliver less oil burn off than other high mileage oils (based on Sequence IIIH results). Pennzoil Platinum High Mileage motor oil conditions seals on older engines to give added protection to high-mileage vehicles. It offers complete protection mile after thrilling mile as it protects engines from loss of horsepower, offers excellent performance in extreme temperatures, provides unsurpassed wear protection (based on Sequence IVA wear test using SAE 5W-30), and provides better fuel economy (based on the latest industry standards). (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 10W-30 engine oil designed for vehicles with more than 75,000 miles
• Backed by a 15,000-mile protection guarantee to keep you covered between oil changes and in the long run
• Keeps pistons cleaner than required by the toughest industry standards (based on Sequence IIIH results; does not apply to Pennzoil Platinum Euro motor oil)
• Proven to help stop leaks for engines with more than 75,000 miles
• Formulated to deliver less oil burn-off than high-mileage motor oils made from crude oil
• Provides better fuel economy (based on the latest industry standards) and helps protect horsepower
• Provides faster low-temperature oil flow and protects in extreme heat
• 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
• For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owner’s manual

T4 Triple Protection 15W-40 Diesel Engine Oil delivers advanced performance and reliability for hardworking diesel engines. This synthetic blend oil is engineered to provide enhanced wear protection, improved deposit control, and exceptional cleanliness, ensuring your engine operates efficiently under demanding conditions. With its advanced formula, it offers superior protection against oil oxidation, helping to maintain optimal performance over time. Designed specifically for diesel engines, it supports sustained emission control system durability, making it compatible with particulate filters and after-treatment systems. The 15W-40 SAE weight ensures reliable performance across a range of temperatures, adapting seamlessly to varying driving conditions. Whether you’re tackling heavy-duty tasks or long hauls, this oil is built to keep your engine running smoothly while extending its lifespan.

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

Mobil Delvac Extreme 10W-30 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 10W-30 has the potential to improve fuel economy(2) and 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(3), and resistance to corrosive and abrasive wear to help promote long life of critical wear surfaces. Mobil Delvac Extreme 10W-30 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-Compared to an SAE 15W-40 conventional diesel engine oil. Savings are dependent on vehicle engine type, outside temperature, driving conditions, and your current engine oil viscosity. 3-Based on the performance in the Volvo T-13 engine test.)

Product Features:

• Mobil Delvac Extreme 10W-30 is a premium and high-performance synthetic diesel engine oil that helps to extend engine life for modern diesel engines operating in extreme conditions.
• Works to deliver extended performance for up to two times beyond OEM recommended oil drain intervals with the potential to improve fuel economy.
• Recommended for use in a wide range of heavy-duty, on- and off-highway applications including engines operating under heavy loads.
• Provides exceptional oxidation stability, anti-wear performance, and high temperature performance.
• Excellent low-temperature performance for increased oil flow at startup, controlling sludge formation, and stay-in-grade shear stability.
• Manufacturer Part Number: 122454

FRAM Heavy Duty 15W-40 Diesel Oil is premium high performance diesel engine oil utilizing the latest in engine oil additive technology to offer the ultimate protection of your engine. Designed to meet or exceed the latest OEM and API CK-4 requirements, it is also backwards compatible to previous OEM and API specifications such as CJ-4, CI-4, CI-4+, and CH-4. STP 15W-40 Diesel Oil carries the API SN classification for use in gasoline engines and is an excellent choice for operators with mixed fleets. The FRAM HD 15W-40 diesel oil is specially designed to protect EGR/Low-Emission Diesel Engines while maximizing the durability of Diesel Particulate Filters (DPF’s).

Product Features:

• High soot handling
• Improved sludge control
• Excellent component protection for corrosion and wear
• Superior oxidation stability
• Shear stable formulation
• One oil for mixed Fleets
• Exceptional oil consumption control.
• ALWAYS REFER TO YOUR VEHICLES OPERATING MANUAL TO SELECT THE CORRECT GRADE OIL FOR YOUR ENGINE.

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

FRAM Heavy Duty 15W-40 Diesel Oil is premium high performance diesel engine oil utilizing the latest in engine oil additive technology to offer the ultimate protection of your engine. Designed to meet or exceed the latest OEM and API CK-4 requirements, it is also backwards compatible to previous OEM & API specifications such as CJ-4, CI-4, CI-4+, and CH-4. STP 15W-40 Diesel Oil carries the API SN classification for use in gasoline engines and is an excellent choice for operators with mixed fleets. The FRAM HD 15W-40 diesel oil is specially designed to protect EGR/Low-Emission Diesel Engines while maximizing the durability of Diesel Particulate Filters (DPF’s).

Product Features:

• High soot handling.
• Improved sludge control
• Excellent component protection for corrosion and wear
• Superior oxidation stability
• Shear stable formulation
• One oil for mixed Fleets
• Exceptional oil consumption control

FRAM Heavy Duty 15W-40 Diesel Oil is premium high performance diesel engine oil utilizing the latest in engine oil additive technology to offer the ultimate protection of your engine. Designed to meet or exceed the latest OEM and API CK-4 requirements, it is also backwards compatible to previous OEM and API specifications such as CJ-4, CI-4, CI-4+, and CH-4. STP 15W-40 Diesel Oil carries the API SN classification for use in gasoline engines and is an excellent choice for operators with mixed fleets. The FRAM HD 15W-40 diesel oil is specially designed to protect EGR/Low-Emission Diesel Engines while maximizing the durability of Diesel Particulate Filters (DPF’s).

Product Features:

• High soot handling
• Improved sludge control
• Excellent component protection for corrosion and wear
• Superior oxidation stability
• Shear stable formulation
• One oil for mixed Fleets
• Exceptional oil consumption control

FRAM Heavy Duty 15W-40 Diesel Oil is premium high performance diesel engine oil utilizing the latest in engine oil additive technology to offer the ultimate protection of your engine. Designed to meet or exceed the latest OEM and API CK-4 requirements, it is also backwards compatible to previous OEM and API specifications such as CJ-4, CI-4, CI-4+, and CH-4. STP 15W-40 Diesel Oil carries the API SN classification for use in gasoline engines and is an excellent choice for operators with mixed fleets. The FRAM HD 15W-40 diesel oil is specially designed to protect EGR/Low-Emission Diesel Engines while maximizing the durability of Diesel Particulate Filters (DPF’s).

Product Features:

• High soot handling
• Improved sludge control
• Excellent component protection for corrosion and wear
• Superior oxidation stability
• Shear stable formulation
• One oil for mixed Fleets
• Exceptional oil consumption control.
• ALWAYS REFER TO YOUR VEHICLES OPERATING MANUAL TO SELECT THE CORRECT GRADE OIL FOR YOUR ENGINE.

FRAM Heavy Duty Diesel Engine Oil 15W-40 is premium high-performance diesel engine oil utilizing the latest in engine oil additive technology to offer the ultimate protection of your engine.  Designed to meet or exceed the latest OEM and API CK-4 requirements, it is also backwards  compatible to previous OEM and API specifications such as CJ-4, CI-4, CI-4+, & CH-4.  FRAM Heavy Duty Diesel Engine Oil 15W-40 carries the API SN classification for use in  gasoline engines and is an excellent choice for operators with mixed fleets. This oil is specially  designed to protect EGR/Low-Emission Diesel Engines while maximizing the durability of Diesel  Particulate Filters (DPF’s).

Product Features:

• High soot handling. Improved sludge control
• Excellent protection for metal components from rust, corrosion and wear.
• Superior oxidation stability.
• Shear stable formulation.
• One oil for mixed Fleets.
• Exceptional oil consumption control.
• Lasting TBN retention.
• ALWAYS REFER TO YOUR VEHICLES OPERATING MANUAL TO SELECT THE CORRECT GRADE OIL FOR YOUR ENGINE.