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30% Off Online Orders of Select Hard Parts. Enter Promo Code MMJ30 in Cart.

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Receive Up To 30% Off Your Online Purchase Of Select Parts And Accessories
Use promotional code MMJ30 at checkout to receive 30% off the following categories: Select Brake Parts, Select Hi-Performance and Truck Accessories, Batteries, Paint, Splash Guards, Select Ventvisors & Bug Shields, Springs & Spacers, Water Pumps, Belts, A/C Parts, Starters, Alternators, Fuel Pumps, Radiators, Radiator Fans, Thermostats, Caps & Clamps, Clutches, Spark Plugs, Plug Wires, CV Axles, Battery Chargers & Booster Cables, OE Locks, Rack & Pinons, Window Motors, RainX Wipers, Appearance Chemicals, Floor Mats, Lift Equipment, Hand Tools, Travel Accessories, Car Covers, Seat Covers, Wheel Covers, Body Repair, Collectibles and Apparel.

Use promotional code MMJ20 at checkout to receive 20% off the following categories: Ignition, Shocks & Struts, Chassis, Jumpstarts, Air Filters, Oil Filters, Bearings & Seals, Engine Parts, Wash Accessories, Outdoor Lifestyle, Towing, Mini Air Compressors, Tire Repair Accessories, Mufflers, Grease/Oil, Additive Chemicals, P/S Pumps, Cooling Product, Timing Belts, Specialty Tools, Radiator Hose, Motor Mounts, Mirrors, Lug Nuts, Sealants/Adhesives, Fuel Filters, P/S Hoses, Gas Cans, Oil Change Accessories, Help, Wiper Motors, Loaner Tools, Air Compressors, Horns, Books, Distributors, Sun Control and Exhaust Adapters.

Use promotional code MMJ15 at checkout to receive 15% off the following categories: Test Equipment, Power Tools, Emergency Supplies, Electronics and Stereo & Accessories (MAP pricing Exclusions).

Offers not valid in combination with any other discounts, promotions or items already on sale. Not valid on gift cards, special orders, installed merchandise, commercial or fleet purchases. Those products that are included in these offers will be displayed in product search results and product detail pages. Excludes the following brands: WeatherTech, Champion, Powerstop, Razor, Traxxas, Superchips, Hypertech, Edge, Bully Dog, Diablo, Edelbrock, Holley, NOS, Proform, Specialty Auto, Autometer, Accel, K&N, Kenwood, Pioneer, Sony, Thule, Thule Karrite, JVC, Flowmaster, Hurst, B&M, MSD, Moog, Wagner, Philips and BBK Performance. Valid online until 11:59 PM EST on 11/22/17.

Receive 10% Off Wagner branded brake parts with your online purchase. Use promotional code: WAGNER10.

Receive 20% Off Select Champion branded products with your online purchase. Use promotional code: CHAMP20.

Receive 10% Off Select FelPro branded products with your online purchase. Use promotional code: FELPRO10.

Free Shipping on Orders Over $50 or in-store pickup

Shop Castrol Motor Oil Types at Pep Boys

  • Higher pressures and extended drains in today’s engines increase the stress on the oil
  • Fluid Titanium Technology makes it 3X stronger against viscosity breakdown1
  • Strength to enable a 15,000 mile drain interval - Guaranteed

  • Today’s more efficient engines run at higher
    pressures than ever
  • Higher pressures cause more stress on the oil
  • Fluid Titanium Technology makes Castrol EDGE 3X stronger against viscosity breakdown2

  • Up to 75% of engine wear occurs during warm-up
  • Intelligent molecules cling to protect
  • Leaves critical engine parts up to 4X smoother3

  • Catalytic converter failure is a frequent and costly repair for high mileage vehicles
  • Castrol GTX High Mileage is forumulated with Phosphorus Replacement Technology™ to reduce catalytic
    converter poisons
  • Helps prevent emission system failure and extend vehicle life

  • Severe driving conditions can cause sludge build-up
  • Contains Double Action Formula™
  • Cleans away old sludge and protects against new sludge formation better than tough industry standards4

1 Stronger than conventional oils and the leading full synthetic oil. Tested in the ASTM D6278 test.
2 Stronger than conventional oils and the leading full synthetic oil. Tested in the ASTM D6278 test.
3 Tested in the industry Sequence IVA wear test.
4 When tested in engines with high levels of deposits.