25% Off Online Orders Over $100. Enter promo code SECRET25 in cart. Restrictions Apply; Certain Items Excluded. Click Here to Shop Now.

Close (X)

25% Off Online Orders Over $100
Use promotional code SECRET25 at checkout to receive discount Receive 25% off your total purchase of $100 or more of regularly priced in-stock single parts or accessories purchased online. Enter promo code SECRET25 in cart when purchased online to receive discount. Offer is not valid in combination with any other offers, rebates or discounts; not available to Pep Boys' Fleet & Commercial accounts; does not apply to labor, special order merchandise, tires or the purchase of gift cards. Valid online until 2:59 am EST on 5/4/14. Online orders scheduled for in-store pick up must be completed in store by closing on 5/3/14 for discount to apply.

Free Shipping orders over $75
Free Ground Shipping on Ship to Address orders over $75. No code needed. Offer only valid on in-stock merchandise valued at a total of $75, after any discounts have been applied, and before any core charges, shipping charges, fees and taxes have been added. Certain items exceeding weight and size limitations are excluded. See item descriptions for details.

Fuel & Emission Systems

20% Off Stant Locking Gas Caps
Print In-store Coupon
Additional Terms & Conditions (*) Use promotional code CAPS20 at checkout to receive discount. Valid on any regularly priced in-stock single part purchased online. Enter promo code CAPS20 in cart when purchased online to receive discount. Offer is not valid in combination with any other offers, rebates or discounts; not available to Pep Boys' Fleet & Commercial accounts; does not apply to labor, special order merchandise, tires or the purchase of gift cards. Valid online until 11:59 pm EST on 6/30/14. Online orders scheduled for in-store pick up must be completed in store by closing on 6/30/14 for discount to apply.
20% off all Bosch O2 sensors
Print In-store Coupon
Additional Terms & Conditions (*) Use promotional code SENSOR20 at checkout to receive discount. Valid on any regularly priced in-stock single part purchased online. Enter promo code SENSOR20 in cart when purchased online to receive discount. Offer is not valid in combination with any other offers, rebates or discounts; not available to Pep Boys' Fleet & Commercial accounts; does not apply to labor, special order merchandise, tires or the purchase of gift cards. Valid online until 11:59 pm EST on 6/30/14. Online orders scheduled for in-store pick up must be completed in store by closing on 6/30/14 for discount to apply.

Fuel and Emissions Resources

If you are looking for fuel and emissions parts and accessories, look no further. From carburetors to emissions valves, sensors, fuel and gas caps, fuel injectors, relays, o-rings and beyond, Pep Boys has everything you need to keep your fuel system operating optimally. We also carry a wide array of fuel treatments to maximize your gas tank’s performance.

Pep Boys offers Fuel System Service Packages designed to keep your fuel system delivering maximum results. Making an appointment is just a few mouse clicks away. Whether you prefer we fix your fuel and emissions systems or you do it yourself, Pep Boys has what you need to get the job done right. Learn how to improve your vehicle’s fuel efficiency.