5 Quart Mobil 5W-20 Full Synthetic Motor Oil Only $14 at Walmart
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Updated August 28, 2026
Looking for a reliable engine lubricant without breaking the bank? Walmart is offering a 5 Quart bottle of Mobil 5W-20 Full Synthetic Motor Oil for just $14.
Why this motor oil deal stands out
- Full synthetic formula delivers superior wear protection and fuel efficiency.
- 5 Quart size fits most passenger cars, light trucks, and SUVs.
- Great for daily drivers and weekend riders who need consistent performance.
How to grab the deal at Walmart
- Verify the price is $14 for the 5 Quart Mobil 5W-20.
- Add the item to your cart and proceed to checkout.
- Complete your purchase – the discount is applied automatically.
FAQ
Is Mobil 5W-20 suitable for my car?
Most modern gasoline engines that require 5W-20 oil will work fine with Mobil’s full synthetic version. Check your owner’s manual to confirm the recommended viscosity.
Can I use this oil in a diesel engine?
Mobil 5W-20 is formulated for gasoline engines. For diesel applications, choose a diesel‑specific oil that meets the required specifications.
Do I need to change my oil filter when I use this oil?
It’s best practice to replace the oil filter each time you change oil. Using a new filter ensures optimal filtration and protects engine components.
Take advantage of the Mobil 5W-20 motor oil Walmart deal while it lasts. The $14 price point makes high‑quality synthetic oil affordable for any driver. For more savings on automotive supplies, check out our Automotive Parts & Accessories page.
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