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30% Off Online Orders of Select Parts and Accessories. Enter Promo Code PEP30 in Cart

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30% Off Online Orders of Select Parts and Accessories
Receive 30% Off Your Online Purchase. Use promotional code PEP30 at checkout to receive discount. Not valid in combination with any other discounts or promotions. Not valid on gift cards, special orders, installed merchandise, commercial or fleet purchases. Excludes the following categories: Tires, Wheels, Batteries, Powerstop Brake Kits, Oil, Antifreeze, Refrigerant, Truck Boxes, Vent Visors, Bug Shields and BRANDS: Razor, Traxxas, Superchips, Hypertech, Edge, Bully Dog, Diablo, Edelbrock, Holley, NOS, Proform, Specialty Auto, Thule, Autometer, Accel, K&N, Kenwood, Pioneer, Sony, JVC, MSD and BBK Performance. Valid online until 2:59 am EST on 10/27/16. Online orders scheduled for in-store pick up must be completed by closing on 10/26/16 for discount to apply.

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  • Part #: 120763 |
  • SKU: 305901

Available today

Pay in Store Available

    • Helps prevent deposits and sludge buildup to enable long engine life
    • Excellent overall lubrication and wear protection performance for many driving styles
PayPal available for online purchases. Major credit cards accepted online and in store. Pay online, in-store or take advantage of our Pep Boys credit card. Learn more and see additional details in cart.

Mobil 1 5W-20 Motor Oil, 5 Quart

Mobil 1 5W-20 is an advanced full synthetic motor oil designed to keep your engine running like new by providing exceptional wear protection, cleaning power and overall performance. Mobil 1 5W-20 synthetic motor oil meets or exceeds the requirements of the industry’s toughest standards and outperforms conventional motor oils. Mobil 1 technology comes as standard equipment in many different vehicles, including select high-performance vehicles.
  • Helps prevent deposits and sludge buildup to enable long engine life
  • Excellent overall lubrication and wear protection performance for many driving styles
  • Outstanding performance during the maximum oil change interval recommended in a vehicle’s owner’s manual
  • Superb viscosity control
  • Aids fuel economy
  • Quick cold weather starting and ultra fast protection
  • Helps extend engine life and reduce stress on starting system components
  • The Pep Boys Say: "Mobil 1 is the premium synthetic oil for drivers that want the best for their engines."


Rated 4.9 out of 5 by 8 reviewers.
Rated 5 out of 5 by VERY OILY I am a 2008 Honda Accord -and my daddy bought this oil for me and put it in me. It is very slippery and keeps my parts lubricated and moving properly. I would recommend this to all my honda accord friends. September 25, 2016
Rated 5 out of 5 by Syn.Oil I never had to rebuild and engine using this product. September 25, 2015
Rated 5 out of 5 by Moblie Syn is nothing but great I like this product August 28, 2015
Rated 5 out of 5 by It's all I ever use. Love using synthetic oils August 11, 2015
Rated 5 out of 5 by great service & product I continue to come back to online ordering of my motor oil needs....brands, pricing & service without running around and standing in line anywhere. Keep up the good work. June 10, 2015
Rated 4 out of 5 by self oil changes use this oil all the time do all my cars every 6000 miles never had any issues December 19, 2014
Rated 5 out of 5 by Mobil 1 synthetic oil's durability I have been using Mobil 1 for many years and have never had engine problems with the many cars that I have owned.I usually have my oil changed between 5000-6000 miles and rotate the tires at the same time. This product is rated very highly on many sites and consumer groups. September 30, 2014
Rated 5 out of 5 by Nice engine response Easy to install great product to deal with September 14, 2014
  • 2016-10-26 T09:25:23.397-05:00
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