1999 GMC P3500 Engine Oils

Pennzoil Platinum High Mileage Full Synthetic 5W-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 oil made with natural gas and is 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 5W-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 for the long run
• Keeps pistons cleaner than required by the toughest industry standard (based on Sequence IIIH results)
• 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; 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

When the going gets tough, the tough get Valvoline Premium Blue. This premium heavy duty engine oil features proprietary One Solution GEN2 Technology designed to protect hardworking diesel, gasoline and natural gas engines in both on-highway and off-highway applications. Our patented, formula is engineered to outperform: resisting 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 hot weather operations 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 with high quality 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
• PROPRIETARY ONE SOLUTION GEN2 TECHNOLOGY designed to protect hardworking diesel, gasoline and natural gas engines in both on-highway and off-highway applications
• UNIQUE 5,000 MILES OIL DRAINS EXTENSION in Cummins X15/X12 engines when average is 7mpg or higher

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:

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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
• Extends engine life: MaxLife High Mileage Full Synthetic Oil is designed to extend the life of higher mileage vehicles, providing superior protection against wear, friction, heat, and deposits – the leading causes of engine breakdown and expensive repairs

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.

Pennzoil Platinum High Mileage Full Synthetic 5W-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 oil made with natural gas and is 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 5W-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 for the long run
• Keeps pistons cleaner than required by the toughest industry standard (based on Sequence IIIH results)
• 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; 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

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

Quaker State Full Synthetic 5W-30 motor oil provides strong engine performance and protection against deposits between oil changes. It’s ideal for use in today’s technologically advanced engines and high-performance vehicles like sports cars, SUVs, trucks, and minivans. It is compatible with biofuels ranging from E10 to E85 and is suitable for hybrid vehicles. Designed to deliver more power and less friction, Quaker State Full Synthetic helps to maximize horsepower. It provides excellent lubrication in both high and low temperatures and maintains the viscosity from start to finish, offering optimal protection. Better for severe driving conditions than conventional and synthetic blend oils, Quaker State Full Synthetic protects against the formulation of sludge and other harmful deposits and provides improved fuel economy. For a full list of equipment approvals and recommendations, please consult your local Quaker State Technical Help Desk and always consult your owner’s manual.

Product Features:

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Product Features:

• Full synthetic 5W-30 motor oil provides strong engine performance and protection against deposits between oil changes Ideal for use in modern turbocharged engines and high-performance vehicles like sports cars, SUVs, trucks, and minivans
• Free warranty with purchase of Quaker State motor oil up to 10 years or 300,000 miles, whichever is first. Cash back when you get there. (Enrollment required. Keep your receipts. Other conditions apply.) See QuakerState.com/warranty for details.
• Helps protect against the effects of low-speed pre-ignition (LSPI) in modern turbocharged engines.
• Provides excellent protection against the formation of sludge and other harmful deposits when compared to Quaker State Synthetic Blend Motor Oil
• Superior lubrication flow and pumpability at high and low temperatures when compared to Quaker State Synthetic Blend Motor Oil

Quaker State Full Synthetic 5W-30 motor oil provides strong engine performance and protection against deposits between oil changes. It’s ideal for use in today’s technologically advanced engines and high-performance vehicles like sports cars, SUVs, trucks, and minivans. It is compatible with biofuels ranging from E10 to E85 and is suitable for hybrid vehicles. Designed to deliver more power and less friction, Quaker State Full Synthetic helps to maximize horsepower. It provides excellent lubrication in both high and low temperatures and maintains the viscosity from start to finish, offering optimal protection. Better for severe driving conditions than conventional and synthetic blend oils, Quaker State Full Synthetic protects against the formulation of sludge and other harmful deposits and provides improved fuel economy. For a full list of equipment approvals and recommendations, please consult your local Quaker State Technical Help Desk and always consult your owner’s manual.

Product Features:

• 
  
  

Product Features:

• Full synthetic 5W-30 motor oil provides strong engine performance and protection against deposits between oil changes Ideal for use in modern turbocharged engines and high-performance vehicles like sports cars, SUVs, trucks, and minivans
• Free warranty with purchase of Quaker State motor oil up to 10 years or 300,000 miles, whichever is first. Cash back when you get there. (Enrollment required. Keep your receipts. Other conditions apply.) See QuakerState.com/warranty for details.
• Helps protect against the effects of low-speed pre-ignition (LSPI) in modern turbocharged engines.
• Provides excellent protection against the formation of sludge and other harmful deposits when compared to Quaker State Synthetic Blend Motor Oil
• Superior lubrication flow and pumpability at high and low temperatures when compared to Quaker State Synthetic Blend Motor Oil

T4 Triple Protection 15W-40 Synthetic Blend Diesel Engine Oil delivers advanced performance for diesel engines, combining cutting-edge technology with the trusted durability of Triple Protection®. This synthetic blend is engineered to provide enhanced protection against oxidation, wear, and deposits, ensuring your engine stays cleaner and operates more efficiently. Designed for heavy-duty applications, it sustains emission control system durability in particulate filters and after-treatment systems, making it ideal for modern diesel engines. With its SAE 15W-40 weight, this oil adapts to demanding driving conditions, offering reliable performance and long-lasting protection. Perfect for those who rely on their engines for hard work, this 2.5-gallon solution ensures value and peace of mind with every use.

Product Features:

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Product Features:

• Triple Protection® from wear, deposits and oil breakdown, this conventional Diesel Engine Oil provides exceptional wear protection for heavy duty engines for longer life(1)
• Formulated with advanced additive technology, which is engineered for superior engine cleanliness throughout the oil drain interval
• Provides increased shear stability for better viscosity control and optimal engine oil pressure
• Heightens emission control system durability and improves oil aeration
• Provides enhanced protection against oil oxidation for more efficient operation

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

Pennzoil Ultra Platinum Full Synthetic 5W-30 motor oil is our most advanced formulation with unbeatable wear and sludge protection, as well as unbeatable cleanliness. When it comes to torturous driving conditions, trust the unbeatable engine protection of Pennzoil Ultra Platinum. It far exceeds the most stringent car manufacturer requirements for cleanliness and protection (based on ILSAC GF-6); it offers outstanding performance in extreme temperatures and better fuel economy (based on the latest industry standard) Pennzoil Ultra Platinum helps extend the life of your engine and protects for up to 20 years or 750,000 miles, whichever comes first, to give you peace of mind to drive every mile as hard as you can, from your daily commute to sand dunes and mountain terrain (Based on Sequence IVA wear test; Sequence IIIH oxidation and deposit test; and the Sequence VH sludge test. Pennzoil Ultra Platinum Lubrication Limited Warranty: Up to 20 years or 750,000 miles, whichever comes first, if you exclusively use Pennzoil Ultra Platinum Full Synthetic motor oil. Your engine must have fewer than 125,000 miles and have been manufactured in the past 72 months. To maintain your warranty, change your vehicles oil and oil filter at least as often as recommended by the vehicle manufacturer. Enrollment required. Keep your receipts. Other conditions apply. See pennzoil.com/warranty to enroll and for full details and terms.)

Product Features:

• Our most advanced full synthetic 5W-30 engine oil, designed for unbeatable engine protection
• Pennzoil Ultra Platinum comes with a 20-year, 750,000 mile warranty to protect your engine and give you peace of mind to drive every mile as hard as you can
• Made with natural gas
• Outstanding performance in extreme temperatures
• Designed for high-performance engines, it helps protect engines from loss of power
• Provides unsurpassed wear protection for your engine (based on Sequence IVA wear test using SAE 5W-30)
• Provides better fuel economy (based on the latest industry standard)
• Exceeds the requirements of the following industry specifications: API SP-Resource Conserving and all previous categories; ILSAC GF-6A; ACEA A1/B1 and ACEA A5/B5
• Meets or exceeds the following OEM requirements: Chrysler MS-6395; WSS-M2C961-A1; Honda/Acura HT0-06
• For a full list of equipment approvals and recommendations, please consult your local Shell Technical Help Desk and always consult your owner’s manual
• Extends Engine Life: The advanced additive technology combined with the high-quality base oil helps extend engine life, providing superior protection and performance.

Pennzoil Extended Care Full Synthetic motor oil is expertly crafted to combat engine aging and extend the life of your vehicle. Formulated with a 99.5% pure base oil derived from natural gas, it delivers superior oxidative stability, cold temperature performance, and volatility control. This premium oil actively prevents engine deposits and sludge formation, ensuring your engine stays clean and runs smoothly. Designed to meet the specific requirements of your engine and driving style, it is recommended for all vehicles requiring SAE 5W-30 viscosity grade oils. With its advanced full synthetic composition, Pennzoil Extended Care offers reliable protection and performance, making it an ideal choice for maintaining your engine’s health and efficiency.

Product Features:

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Product Features:

• Pennzoil Extended Care Full Synthetic helps keep your engine clean by preventing engine deposits and formation of sludge
• Natural gas is synthesized into a 99.5% pure base oil, resulting in better oxidative stability, cold temperature performance, and volatility control
• Each Pennzoil premium oil is specially formulated to meet the requirements of your engine and unique driving style
• Recommended for use in all vehicles requiring the use of SAE 5W-30 viscosity grade engine oils
• Pennzoil Extended Care Full Synthetic motor oil is engineered to deliver reliable performance by maintaining engine cleanliness and efficiency, ensuring smooth operation over time.