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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 #: 78588|
  • SKU: 474539

Available tomorrow

Pay in Store Available

    • Formulated without alcohol to help clean engine deposits and fight friction while removing moisture from fuel
    • Stabilize fuel, Fight rust build up in fuel tank
Retail
$8.99
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 Engine Additive

STP® Multipurpose Motor Treatment Protect against crankcase sludge, Prevent fuel line freeze by removing water, Provide upper cylinder lubrication. Use regularly to protect and maintain all of your gas and diesel engines. STP® Multipurpose Motor Treatment does not contain water absorbing alcohol like other fuel stabilizers and helps prevent many of the negative side effects that can happen when engines sit idle for long periods of time. It helps: STP® Multipurpose Motor Treatment is safe for use in all gasoline and diesel engines. Add this product to your existing STP regimen to help keep all of your engines running at their best. Whether it’s your car, truck, boat, lawnmower, snow blower, chainsaw, ATV or other motorized equipment, regular oil and fuel system care is important for engines used every day and for engines used less frequently.
  • Formulated without alcohol to help clean engine deposits and fight friction while removing moisture from fuel
  • Stabilize fuel, Fight rust build up in fuel tank
  • Fuel system cleaner prevents corrosion in the fuel line
  • Great for the fuel system, crankcase and intake
  • Fuel injector cleaner prevents oxidative degradation in fuel
  • Fuel additives fight tough cold starts


474539

Rated 5 out of 5 by 2 reviewers.
Rated 5 out of 5 by Good product Keep it on the shelves... November 10, 2015
Rated 5 out of 5 by Great for Tune-ups !! I use this product to clean injectors and get more power and gas savings ! My jeep liberty just runs better when I occasionally use this product. It costs less than other brands and works just as good. October 8, 2015
  • 2016-09-23 T12:04:59.324-05:00
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