Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
- No EU import duties. - Ships within 3-5 business days. (USA) - Ships with 8-12 business days. (International)
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
Quaker State 10W-40 Motor Oil Helps Engines Survive Daily Commutes From High-Speed Highway Operation To Repetitive, Stop-And-Go Driving. It Reduces Engine Wear To Provide Durable Wear Protection And Combats Engine Sludge And Deposits. Quaker State Motor Oil Also Provides Corrosion Protection From Harmful Acids Generated By Engine Contaminants. Recommended For All Vehicles That Require Use Of Sae 10W-40 Motor Oil, It Maintains The Required Viscosity From Start To Finish. Quaker State Motor Oil Comes With A Warranty Of Up To 10 Years Or 300,000 Miles, Whichever Is First*. (*Quaker State Lubrication Limited Warranty: Free Warranty Of Up To 10 Years Or 300,000 Miles, Whichever Is First, If You Exclusively Use Quaker State Full Synthetic Motor Oil, Quaker State Synthetic Motor Oil, Quaker State High Mileage Motor Oil, Or Quaker State Motor Oil. Enrollment Required. Keep Your Receipts. Other Conditions Apply. See Quakerstate.Com/Warranty For Details.)
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What are the benefits of using Quaker State Motor Oil 10W-40?A: Quaker State Motor Oil 10W-40 provides excellent engine protection and helps reduce engine wear under high temperatures. It is formulated to maintain engine cleanliness and performance, ensuring smooth operation and longevity.
Q: Is Quaker State Motor Oil 10W-40 suitable for my vehicle?A: Quaker State Motor Oil 10W-40 is suitable for a variety of gasoline engines, particularly those requiring conventional motor oil. Always check your vehicle's owner manual to confirm the appropriate oil viscosity for your engine.
Q: How often should I change my oil when using Quaker State Motor Oil 10W-40?A: It's recommended to change your oil every 3,000 to 5,000 miles when using conventional oil like Quaker State 10W-40, but always refer to your vehicle's maintenance schedule for specific recommendations.
Q: Can Quaker State Motor Oil 10W-40 be mixed with other motor oils?A: While it's generally not advisable to mix different brands or types of motor oil, Quaker State 10W-40 can be mixed with other conventional motor oils. However, for optimal performance, it is best to use the same brand and type.
Q: What should I do if I accidentally use the wrong oil viscosity?A: If you accidentally use the wrong viscosity oil, like a lower or higher grade than recommended, it is best to change the oil to the correct viscosity as soon as possible to prevent potential engine damage.
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