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30% Off Online Orders of Select Parts and Accessories. Enter Promo Code 30PEP 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 9/29/16. Online orders scheduled for in-store pick up must be completed by closing on 9/28/16 for discount to apply.

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  • Part #: 78574|
  • SKU: 253789

Available today

Pay in Store Available

    • A great gas additive that helps remove deposits which cause knock and ping hesitation and stumble.
    • Gas treatment helps restore lost performance
Retail
$5.49
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.

STP Fuel Additive

This 2-in-1 formula boosts octane and cleans fuel intake system to restore lost performance.
  • A great gas additive that helps remove deposits which cause knock and ping hesitation and stumble.
  • Gas treatment helps restore lost performance
  • Designed as an octane booster to help increase octane levels in fuel system
Restrictions
  • This item must be picked up in the store as it may contain materials which are flammable or corrosive.


253789

Rated 4.5 out of 5 by 24 reviewers.
Rated 5 out of 5 by Works great In Joliet ILL we seem to get a lot off bad gas low octain i buy mid grade even. So i use this product to enrich the low quality gas we are sold around here once in a while works great. September 14, 2016
Rated 2 out of 5 by The packaging is very useful Since I haven't used it yet, I can not comment. September 4, 2016
Rated 5 out of 5 by fuel additive It is excellent for the price but I do not feel the power in my car. August 29, 2016
Rated 5 out of 5 by Oil change I had an oil change they checked topped off all the fluids and put in a special oil cleaner for the engine so they did great work I appreciate it August 24, 2016
Rated 5 out of 5 by Great Product Cleans very well August 23, 2016
Rated 4 out of 5 by STP fuel additive comments It's a great product for you to clean all gas system, is easy to use and works great. October 22, 2015
Rated 5 out of 5 by it does the job! Every time that I travel far, I use this to boost my gas mileage, I can feel more throttle response and gas mileage improvement. August 17, 2015
Rated 5 out of 5 by Very reliable additive! I always go to Pep Boys for my gasoline additives! They always have them and the price is reasonable! I would recommend the additive and Pep Boys to anyone. September 6, 2015
  • 2016-09-23 T12:04:29.825-05:00
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