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Up to 25% Off Online Orders of Select Parts & Accessories. Enter Promo Code MMJ25 in Cart.

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Receive Up To 25% Off Your Online Purchase Of Select Parts and Accessories Instantly

When items are added to the cart, the discount will automatically deduct off the price of the qualifying items. Offers not valid in combination with any other discounts, promotions or items already on sale. Not valid on gift cards, special orders, installation, commercial or fleet purchases. Those products that are included in these offers will be displayed in product search results and product detail pages. Excludes select products, items already on sale and MAP priced brands & items. For full category inclusions and disclaimers, See Details Here. Valid online until 11:59 PM EST on 5/31/18.

Additional Promotions Not Included in the above:

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

Receive 10% Off Select Champion branded products with your online purchase. Use promotional code: CHAMP10.

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

Shop Castrol Motor Oil at Pep Boys

Castrol®, one of the world’s leading lubricant brands for over 100 years, has a proud heritage of innovation and fuelling the dreams of pioneers. Castrol’s passion for performance has enabled it to develop oils that have been at the heart of numerous technological feats on land, air, sea and space. Castrol proudly provides technically superior motor oils and specialty lubricants for your vehicle and motorcycle.

Learn more about Castrol’s technologically advanced motor oils for the protection you need and the performance you deserve.

Titanium strong for
exceptional engine
performance

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Titanium strong for
maximum engine
performance

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Instant protection
from the moment
you start

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#1 high mileage
brand for vehicles
with over 75,000
miles

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Helps extend
engine life

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