See Details

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

Close (X)

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
https://www.pepboys.com/customer_care/policies/shipping

Shop for Products

Narrow Your Results

  • Brand
  • Price

Learn More About...

Caps

Sort By:
View:
$6.99
  • Part #: 1738|
  • SKU: 9097948

Available today

Pay in Store Available

    • For all 1-1/4" valve cover oil filler-breather holes
    • Oem, 1-1/4"
Retail
$6.99
$6.99
  • Part #: 4254|
  • SKU: 9097355

Available today

Pay in Store Available

    • Universal fit
    • Includes four of each size 3/8, 5/16, 1/4,3/16,1/8 inches
Retail
$6.99
$7.99
  • Part #: 4310|
  • SKU: 9098189

Available today

Pay in Store Available

    • For all twist-lock type filler holes
    • Oem replacement
Retail
$7.99
$9.99
  • Part #: 17385|
  • SKU: 9313707

Available today

Pay in Store Available

    • Machined from billet
    • OEM replacement oil cap
Retail
$9.99
$9.99
  • Part #: 4338|
  • SKU: 9098046

Available today

Pay in Store Available

    • Triple chrome-plated steel
    • Fits most radiators
Retail
$9.99
$13.99
  • Part #: 43385|
  • SKU: 9313790

Available today

Pay in Store Available

    • Triple chrome-plated
    • Billet steel
Retail
$13.99
$6.99
$4.89
With Promotion
  • Part #: 41090|
  • SKU: 9968323

Available tomorrow after 12 p.m.


    • Connenient kit provides a quick, sure way to seal vacuum line connections,
    • Use on carburetors, manifolds, etc. when vacuum lines have been removed
Retail
$6.99
$10.99
$7.69
With Promotion
  • Part #: 9007|
  • SKU: 9974832

Available tomorrow after 12 p.m.


    • EGR Block Off Plate
    • {Black Finish} EGR block–off plate for carbureted Chevrolet small block Manifolds ONLY
Retail
$10.99
$12.99
$9.09
With Promotion
  • Part #: 141-630|
  • SKU: 9961096

Available tomorrow after 12 p.m.


    • Oil filler cap features the Chevrolet "Bowtie" embossed logo on top
    • Made from high-quality steel material
Retail
$12.99
$13.99
$9.79
With Promotion
  • Part #: 63316|
  • SKU: 9968192

Available tomorrow after 12 p.m.


    • Six-sided Cap for easy tightening
    • Steel spring maintains accurate pressure setting over time
Retail
$13.99
$15.99
$11.19
With Promotion
  • Part #: 9101|
  • SKU: 9971295

Available tomorrow after 12 p.m.


    • Chrome Plastic Snap-On Covers
    • Replaces Stock Steel Covers
Retail
$15.99
$15.99
$11.19
With Promotion
  • Part #: 63320|
  • SKU: 9968178

Available tomorrow after 12 p.m.


    • Six-sided Cap for easy tightening
    • Steel spring maintains accurate pressure setting over time
Retail
$15.99
$16.99
$11.89
With Promotion
  • Part #: 9102|
  • SKU: 9971240

Available tomorrow after 12 p.m.


    • Chrome Plastic Snap-On Covers
    • Replaces Stock Steel Covers
Retail
$16.99
$16.99
$11.89
With Promotion
  • Part #: 63324|
  • SKU: 9968161

Available tomorrow after 12 p.m.


    • Six-sided Cap for easy tightening
    • Steel spring maintains accurate pressure setting over time
Retail
$16.99
$59.99
$41.99
With Promotion
  • Part #: 626990070|
  • SKU: 9988033

Available tomorrow after 12 p.m.


    • CNC machined to be extra lightweight
    • Features a contrasting, acid etched Skunk2 racing logo
Retail
$59.99
$7.99
Play
  • Part #: 4415|
  • SKU: 747237

5 days after 6 p.m.


    • Recessed Edelbrock Script
    • For Signature Series Valve Covers
Retail
$7.99
$7.30
  • Part #: 1408|
  • SKU: 20054324

Available


    • Hide aged and degraded bolt heads
    • Features triple chrome-plated finish
Retail
$7.30
$7.30
  • Part #: 1428|
  • SKU: 20054521

Available


    • Hide aged and degraded bolt heads
    • Features triple chrome-plated finish
Retail
$7.30
$7.99
  • Part #: 66018|
  • SKU: 20058744

Available


    • Fits 1-1/4" diameter hole.
    • Push in style
Retail
$7.99
$11.17
  • Part #: 4320|
  • SKU: 20056857

Available


    • Fits General Motors cars from 1987 and later
    • Features a triple chrome-plated finish
Retail
$11.17
$12.99
  • Part #: 141-631|
  • SKU: 20054408

Available


    • This large oil filler cap has a large white-on-blue epoxy-coated GM Emblem in the center.
    • For Chevrolet style holes.
Retail
$12.99
$13.38
  • Part #: 5991|
  • SKU: 20058374

Available


    • Fits long oil filters
    • 3-11/16 inch diameter x 5-3/16 inch tall
Retail
$13.38
$15.95
  • Part #: 5989|
  • SKU: 20058375

Available


    • Triple chrome-plated steel
    • Easy to install
Retail
$15.95
Sort By:
View:
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.