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Buy 3 Tires, Get 4th Tire Free Instantly

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Buy 3 Tires, Get 4th Tire Free Instantly
Buy 3 Tires, Get 4th Tire Free Instantly. Receive a discount equal to the price of a single tire when four tires are added to the cart. Valid on select in stock tires only. Those tires for which discount is available will be identified in search results & product detail pages. All other tires and special order tires are excluded from this offer. Valid when scheduled for installation on PepBoys.com and installation is completed between 5/1/17 through 5/28/17.


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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SHOP CASTROL MOTOR OIL