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Castrol GTX 10W-30 Conventional Motor Oil, 5 Quarts $20.97 13.1 ¢/fl oz

Castrol GTX 10W-30 Conventional Motor Oil, 5 Quarts
TRUEGARD Soluble Oil 100 - 55 Gallon Drum $852.60

TRUEGARD Soluble Oil 100 - 55 Gallon Drum
Quicksilver 10W-30 4-Stroke Marine Engine Oil, 1 Gallon $36.99 $36.99/gl

Quicksilver 10W-30 4-Stroke Marine Engine Oil, 1 Gallon
Rotella T5 Synthetic Blend Heavy Duty Motor Oil 10W-30, 55 gal $1,561.00

Rotella T5 Synthetic Blend Heavy Duty Motor Oil 10W-30, 55 gal
Castrol GTX 10W-30 Conventional Motor Oil, 5 Quarts $20.97 13.1 ¢/fl oz

Castrol GTX 10W-30 Conventional Motor Oil, 5 Quarts
Overall pick Shell Rotella T4 Triple Protection 15W-40 Diesel Engine Oil, 1 Gallon $15.98 Was $49.99 12.5 ¢/fl oz

Shell Rotella T4 Triple Protection 15W-40 Diesel Engine Oil, 1 Gallon
Quaker State All Mileage 10W-30 Motor Oil, 5 Quart $19.78 12.4 ¢/fl oz

Quaker State All Mileage 10W-30 Motor Oil, 5 Quart
Super Tech Heavy Duty SAE 15W-40 Motor Oil, 1 Gallon $13.47 Was $15.99 10.5 ¢/fl oz

Super Tech Heavy Duty SAE 15W-40 Motor Oil, 1 Gallon
Shell Rotella T1 30 Diesel Engine Oil, 1 Gallon $17.98 14.0 ¢/fl oz

Shell Rotella T1 30 Diesel Engine Oil, 1 Gallon

Briggs & Stratton 4-Cycle 48 oz Oil SAE-30 for Small Engines $8.97 Was $14.97 18.7 ¢/fl oz

Briggs & Stratton 4-Cycle 48 oz Oil SAE-30 for Small Engines
Shell Rotella T4 Triple Protection 15W-40 Diesel Motor Oil, 55-Gallon Drum $976.93

Shell Rotella T4 Triple Protection 15W-40 Diesel Motor Oil, 55-Gallon Drum
FormulaShell 10W-30 (SN/GF-5) Synthetic Motor Oil - 55 Gallon Drum $1,609.52

FormulaShell 10W-30 (SN/GF-5) Synthetic Motor Oil - 55 Gallon Drum
Shell Rotella T4 Triple Protection 10W-30 Diesel Engine Oil, 1 Gallon $25.35

Shell Rotella T4 Triple Protection 10W-30 Diesel Engine Oil, 1 Gallon
Motorcraft Motor Oil, 5W20, 1-Quart $6.97 21.8 ¢/fl oz

Motorcraft Motor Oil, 5W20, 1-Quart

Pennzoil 10W-30 Motor Oil, 5 Quart $32.24 Was $36.94 20.2 ¢/fl oz

Pennzoil 10W-30 Motor Oil, 5 Quart
Valvoline VR1 Racing 10W-30 Motor Oil 5 QT $26.97 16.9 ¢/fl oz

Valvoline VR1 Racing 10W-30 Motor Oil 5 QT
Quaker State All Mileage 10W-40 Motor Oil, 5 Quart $19.78 12.4 ¢/fl oz

Quaker State All Mileage 10W-40 Motor Oil, 5 Quart
Castrol GTX 10W-40 Conventional Motor Oil, 5 Quarts $38.99

Castrol GTX 10W-40 Conventional Motor Oil, 5 Quarts
Super Tech Heavy Duty SAE 15W-40 Motor Oil, 2 Gallons $25.84 10.1 ¢/fl oz

Super Tech Heavy Duty SAE 15W-40 Motor Oil, 2 Gallons
Castrol GTX 10W-30 Conventional Motor Oil, 1 Quart $5.96 18.6 ¢/fl oz

Castrol GTX 10W-30 Conventional Motor Oil, 1 Quart
Castrol GTX Classic 20W-50 Conventional Motor Oil, 1 Quart $9.26 28.9 ¢/fl oz

Castrol GTX Classic 20W-50 Conventional Motor Oil, 1 Quart
FormulaShell 5W-20 (SN/GF-5) Conventional Motor Oil - 55 Gallon Drum $1,052.71

FormulaShell 5W-20 (SN/GF-5) Conventional Motor Oil - 55 Gallon Drum
Valvoline VR1 Racing Motor Oil SAE 10W-30 $9.97 31.2 ¢/fl oz

Valvoline VR1 Racing Motor Oil SAE 10W-30
Quaker State All Mileage 10W-30 Motor Oil, 1 Quart $4.86 15.2 ¢/fl oz

Quaker State All Mileage 10W-30 Motor Oil, 1 Quart
Slick 50 ReCharged High Mileage Engine Treatment Automotive Additive, 10W-30 Motor Oil, 32 Ounce $17.97 $1.20/fl oz

Slick 50 ReCharged High Mileage Engine Treatment Automotive Additive, 10W-30 Motor Oil, 32 Ounce
Quaker State All Mileage 10W-40 Motor Oil, 1 Quart $4.86 15.2 ¢/fl oz

Quaker State All Mileage 10W-40 Motor Oil, 1 Quart
Chevron Havoline Conventional Motor Oil 10W-30, 6 Quart Smart Change Box $22.98 12.0 ¢/fl oz

Chevron Havoline Conventional Motor Oil 10W-30, 6 Quart Smart Change Box
Rollback Shell Rotella T4 Triple Protection 15W-40 Diesel Engine Oil, 3 Gallon $42.98 Was $47.88 11.2 ¢/fl oz

Shell Rotella T4 Triple Protection 15W-40 Diesel Engine Oil, 3 Gallon
Super Tech Conventional SAE 10W-30 Lawn Mower Oil, 20 oz Bottle $3.74 18.7 ¢/fl oz

Super Tech Conventional SAE 10W-30 Lawn Mower Oil, 20 oz Bottle
Super Tech All Mileage Motor Oil SAE 20W-50, 1 Quart $4.48 14.0 ¢/fl oz

Super Tech All Mileage Motor Oil SAE 20W-50, 1 Quart
Castrol GTX 10W-40 Conventional Motor Oil, 5 Quarts, Case of 3 $68.88 $68.88/ca

Castrol GTX 10W-40 Conventional Motor Oil, 5 Quarts, Case of 3
FormulaShell 10W-40 (SN) Conventional Motor Oil - 55 Gallon Drum $971.25

FormulaShell 10W-40 (SN) Conventional Motor Oil - 55 Gallon Drum
Quicksilver 25W-40 4-Stroke Marine Engine Oil, 1 Quart $12.99 $12.99/qt

Quicksilver 25W-40 4-Stroke Marine Engine Oil, 1 Quart
Ultra1Plus Ultra1Plus Conventional Heavy-Duty Motor Oil SAE 40, 5 Gallon Pail $113.15

Ultra1Plus Ultra1Plus Conventional Heavy-Duty Motor Oil SAE 40, 5 Gallon Pail
Quicksilver 10W-40 Marine Engine Oil, 1 Qt. $16.25 $16.25/qt

Quicksilver 10W-40 Marine Engine Oil, 1 Qt.
Suzuki Ecstar R5000 10W-40 Mineral Motorcycle Engine Oil 990a0-01e10-0 $17.49

Suzuki Ecstar R5000 10W-40 Mineral Motorcycle Engine Oil 990a0-01e10-0
Chevron Havoline Conventional Motor Oil 10W-30, 1 Quart Bottle $5.32 Was $7.49 16.6 ¢/fl oz

Chevron Havoline Conventional Motor Oil 10W-30, 1 Quart Bottle
Castrol GTX 20W-50 Conventional Motor Oil, 5 Quarts $38.99 24.4 ¢/fl oz

Castrol GTX 20W-50 Conventional Motor Oil, 5 Quarts
Valvoline 4-Stroke ATV/UTV SAE 10W-40 Motor Oil 1 QT $6.47 20.2 ¢/fl oz

Valvoline 4-Stroke ATV/UTV SAE 10W-40 Motor Oil 1 QT
VP Racing Fuels 2678 Classic Non Synthetic Racing Oil, Quart Bottle SAE 10W-30 $22.07

VP Racing Fuels 2678 Classic Non Synthetic Racing Oil, Quart Bottle SAE 10W-30
Lucas Oil High Performance Break-In Engine Oil 30W, 5 qt $39.99 25.0 ¢/oz

Lucas Oil High Performance Break-In Engine Oil 30W, 5 qt
Castrol SAE 20W50 Hydrostatic Transmission Fluid For OPE API GL-4 1 Quart $16.99

Castrol SAE 20W50 Hydrostatic Transmission Fluid For OPE API GL-4 1 Quart
Motorcraft 5W30 Motor Oil, 1 qt $6.97 21.8 ¢/fl oz

Motorcraft 5W30 Motor Oil, 1 qt
Castrol GO! 20W-50 Conventional Motorcycle Oil, 1 Quart $16.00

Castrol GO! 20W-50 Conventional Motorcycle Oil, 1 Quart
Castrol GTX Classic 20W-50 Conventional Motor Oil, 5 Quarts $40.70

Castrol GTX Classic 20W-50 Conventional Motor Oil, 5 Quarts
Maxima 30-209128 Premium 4 10w30 Motorcycle Engine Oil, 1 Gallon, 1 Pack $36.61

Maxima 30-209128 Premium 4 10w30 Motorcycle Engine Oil, 1 Gallon, 1 Pack
Pennzoil High Mileage 10W-30 Motor Oil, 5 Quart $21.98 13.7 ¢/fl oz

Pennzoil High Mileage 10W-30 Motor Oil, 5 Quart
Shell Rotella T4 Triple Protection 15W-40 Diesel Engine Oil, 2.5 Gallon $40.58 12.7 ¢/fl oz

Shell Rotella T4 Triple Protection 15W-40 Diesel Engine Oil, 2.5 Gallon
Synthetic SAE 10W-40 Oil $42.19

Synthetic SAE 10W-40 Oil
Shell Rotella T1 SAE 30 Conventional Heavy Duty Diesel Motor Oil, 1 Gallon (API CF-2, CF) $34.27

Shell Rotella T1 SAE 30 Conventional Heavy Duty Diesel Motor Oil, 1 Gallon (API CF-2, CF)
Popular in Conventional Oil in Motor Oil - Walmart.com
FAQ
How do I choose the right conventional motor oil for my vehicle?
Choosing the right conventional motor oil involves considering your vehicle's manufacturer recommendations, oil viscosity, and driving conditions. Here are some tips:
- Check your owner's manual: It specifies the recommended oil type and viscosity grade, such as 10W-30 or 15W-40.
- Consider your climate: Thinner oils (like 5W-30) work better in cold weather, while thicker oils (like 15W-40) suit hotter climates.
- Vehicle type and usage: Diesel engines often require specific oils, like 15W-40 diesel motor oil.
- Look for quality certifications: Ensure the oil meets industry standards for performance and protection.
Walmart offers a variety of conventional oils to fit different needs, making it easier to find the right match for your vehicle.
What are the benefits of using conventional motor oil over synthetic options?
Conventional motor oil offers several benefits that make it a practical choice for many drivers:
- Cost-effective: Conventional oils are generally less expensive than synthetic oils, making them budget-friendly.
- Suitable for older engines: Many older vehicles perform well with conventional oil, especially if they were designed before synthetic oils became common.
- Widely available: Conventional oils come in various viscosities and formulations, including options for diesel and small engines.
- Reliable protection: They provide adequate lubrication and engine protection under normal driving conditions.
While synthetic oils offer enhanced performance in extreme conditions, conventional oils remain a solid choice for everyday driving and routine maintenance.
How often should I change conventional motor oil to keep my engine healthy?
The frequency of changing conventional motor oil depends on your vehicle, driving habits, and oil type. Generally:
- Typical interval: Conventional oil changes are recommended every 3,000 to 5,000 miles.
- Driving conditions: Frequent short trips, stop-and-go traffic, or extreme temperatures may require more frequent changes.
- Check your owner's manual: Always follow the manufacturer's guidelines for oil change intervals.
- Monitor oil quality: Look for signs like dark, dirty oil or engine noise, which may indicate it's time for a change.
Regular oil changes with the right conventional oil help maintain engine performance and longevity.
Can I switch back to conventional oil after using synthetic motor oil?
Yes, you can switch back to conventional motor oil after using synthetic oil without harming your engine. Here are some points to consider:
- Compatibility: Synthetic and conventional oils are compatible, so switching won't cause damage.
- Engine condition: If your engine is older or has high mileage, conventional oil with additives might be beneficial.
- Oil change timing: It's best to switch during an oil change to ensure the engine is filled with fresh oil.
- Performance differences: Synthetic oils generally offer better protection and longer intervals, but conventional oils remain effective for regular use.
Switching oils can be based on your budget, driving needs, and vehicle requirements.
What does the oil viscosity number like 10W-30 mean for my engine oil?
Oil viscosity numbers like 10W-30 describe how the oil flows at different temperatures, which affects engine protection:
- First number with 'W': The 'W' stands for winter, indicating the oil's flow at cold temperatures. A lower number means better cold-start performance.
- Second number: This indicates the oil's thickness at normal engine operating temperatures. Higher numbers mean thicker oil, which can protect better under heat and heavy loads.
- Example: 10W-30 oil flows well in cold weather for easier starts and remains thick enough at high temperatures to lubricate engine parts.
Selecting the right viscosity helps ensure your engine runs smoothly and is protected in your typical driving conditions.
