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Engine Oil Filler Caps
Showing In Stock Items. Show All 61 Items.
On Sale
Moroso No-Weld Oil Fill Cap Kits
Moroso no-weld oil fill cap kits provide an easy way of adding an oil fill to a valve cover without welding. And, since no welding is required, there is no possibility of heat damage. They're constructed from 6061-T6 billet aluminum with an O-ring and a finger grip cap with a black anodized finish and the Moroso logo.
( 7 )
$69.99
$62.99
Summit Racing™ Valve Cover Oil Fill Caps
Dress up your engine compartment while keeping oil in its place and the dirt at bay with Summit Racing™ valve cover oil fill caps. They're manufactured from high-quality material, providing a proper fit and seal to prevent oil loss. These round, steel caps are available to fit a variety of applications, including GM, Mopar, Ford, AMC, Jeep, and other make/model vehicles. Whatever your part needs, chances are Summit Racing™ has it!
( 39 )
$4.99
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$50.99
Scott Drake Valve Cover Oil Caps
Brighten and freshen up your engine compartment with a Scott Drake oil cap. These Scott Drake oil caps not only look sharp, but they will also keep oil in its place.
( 93 )
$25.55
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$84.85
Trick Flow® Valve Cover Oil Fill Caps
Are you looking for a way to cap off your engine's oil system? These great-looking, Trick Flow® billet aluminum valve cover oil fill caps push into the included grommet to seal off the engine from outside contaminants. The caps are available plain or with the Trick Flow® logo machined on top.
( 28 )
$12.99
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$25.99
Summit Racing™ Billet Vented Oil Fill Caps
Summit Racing™ billet vented oil fill caps provide an easy solution to vent your engine to an oil separator or catch can. They install into the valve cover like a standard oil fill cap and feature a baffled -10 ORB or -16 ORB internal port, allowing you to plumb a hose directly to the catch can or tank without ever having to modify the valve covers. Machined from billet aluminum, the screw-in or twist-in caps are available with a black anodized or natural mill finish.
( 8 )
$20.99
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$26.99
Edelbrock Oil Fill Hole Plugs
Edelbrock oil fill hole plugs are designed to plug the oil fill hole on any of Edelbrock's Signature series or similarly designed valve covers with a 1.25 in. hole. They're made of high-quality material with chrome finish and recessed Edelbrock script logo.
( 19 )
$15.95
Earl's Performance Vented Oil Fill Caps
Earl's Performance vented oil fill caps eliminate the need to modify your valve covers when adding a catch tank to your racing engine. These caps are required by most sanctioning bodies in racing applications. Choose from two versions—one that fits OEM valve covers (GM LS, GM Gen-V LT, and Ford Coyote); or the version designed to fit Holley cast aluminum GM LS valve covers. These billet aluminum vented oil fill caps feature a black anodized finish. Order the vented oil fill cap that best suits your application. Additional features and specs: * Internal baffle inside cap to help reduce transfer of oil to catch tank * Screws into valve cover like ordinary oil fill cap * -10 ORB (7/8 in.-14 straight thread) O-ring boss port for use with AN hose to catch tank or PCV * Use with O-ring port hose end AT849010ERL; or O-ring adapter AT985010ERL (straight) or AT949010ERL (90 degree)
( 9 )
$31.96
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$45.60
Hamburger's Performance Oil Fill Cap Kits
Hamburger's Performance fabricates oil fill cap kits for high performance. These universal aluminum valve cover bungs include screw-in caps, and they can be welded or bolted in. Top your valve covers with an economical and attractive oil fill cap kit from Hamburger's Performance.
( 9 )
$40.99
Billet Specialties Oil Fill Caps
Make your valve covers look even better with these classy oil fill caps from Billet Specialties. They are machined from 6061-T6 billet aluminum and are available for a variety of applications in several attachment styles.
( 36 )
$47.95
Proform Oil Filler Caps for Chevrolet
These Proform oil filler caps are available two different ways: A push-in style with an embossed Bowtie to complement the genuine factory-parts appearance of the engine; and a twist-on style with a large white-on-blue, epoxy-coated GM emblem in the center. Either one is sure to get your attention.
( 41 )
$6.99
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$14.95
ACDelco GM Genuine Parts Engine Oil Fill Caps
ACDelco GM Genuine Parts engine oil fill caps provide the perfect OE replacements without breaking your budget. They are designed, engineered, and tested to rigorous standards, and are backed by General Motors. Choose the cap style designed for fitment on your particular engine block.
( 12 )
$9.99
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$22.99
Trans-Dapt Performance Oil Fill Caps
These oil fill caps from Trans-Dapt are a great looking way to add some class under the hood while topping-off your oil system. They're available in a variety of styles and finishes to suit your needs.
( 17 )
$4.99
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$12.99
Spectre Performance Valve Cover Oil Fill Caps
Spectre valve cover oil fill caps are designed to be pushed into your standard 1.25 in. valve cover breather hole. They include a rubber grommet and can be installed in just seconds. The caps are available in your choice of steel or aluminum, so you can match up what's best for your engine style.
( 29 )
$8.99
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$9.99
Redhorse Performance Valve Cover Oil Caps
Redhorse Performance offers valve cover oil caps for a variety of applications, including several Chevy and Ford engines from 1997 and up. These easy-to-install adapters convert your factory oil fill tube to a -12 AN male so you can plumb a catch can on your force inducted setups. Simply remove the factory oil fill cap and thread this adapter in. Notes: * Will fit a large variety of GM applications (LT1 LT4 LS1 LS6, 4.3, 4.8, 5.3, etc.) with quarter-turn oil fill caps * Also fits Gen 1 (2011-14) and Gen 2 (2014-17) Ford Coyote 5.0 engines with quarter-turn oil fill caps
( 1 )
$20.82
On Sale
Moroso Weld-On Filler Cap Kits
Moroso weld-on filler cap kits are universal to "fill" many needs. They can be used on power steering tanks, radiator overflow tanks, rear-ends, and valve covers—as well as other locations to replenish fluid or to serve as inspection ports. These kits include either a steel or aluminum weld-in bung with O-ring for leak-free sealing, and an aluminum cap with the Moroso logo (plain cap also available).
( 9 )
$55.99
$50.39
Chevrolet Performance Valve Cover Oil Fill Caps
These Chevrolet Performance oil filler caps are a simple and attractive addition to your valve covers. These caps are offered in push-in and twist-on styles and feature a GM or Chevy Bowtie emblem.
( 12 )
$12.99
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$21.02
FFP Customs Bolt-On Oil Fillers
FFP Customs offers bolt-on oil fillers that enable you to install them without having to weld on your attractive valve covers. The oil fill bungs are designed to allow the user to drill a hole—or mount on an existing hole in the valve cover for installation. The flanges and caps are O-ringed to provide a leak-free seal. This setup can be used on a wide range of applications. All necessary hardware is included, and all bolt-on fittings are made to work with the industry-standard grommet hole. Aluminum oil fillers are offered in your choice of a natural or black anodized finish.
( 3 )
$45.00
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$48.00
Eddie Motorsports Oil Cap and Bung Sets
Want to make your motor stand out? Finish off your engine bay area with the high-tech style of Eddie Motorsports oil cap and bung sets. The precision-machined, weld-in oil fill cap and bung sets can be welded to a valve cover or your aluminum oil tank. The bungs include a threaded, polished aluminum screw-in cap to complete the installation and take your motor to the next level.
( 6 )
$38.95
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$46.95
Motorcraft Oil Filler Caps
If you've lost your cap, prevent oil leaks with Motorcraft oil filler caps specifically made to fit your Ford vehicle. They are made of high-material, work perfectly, and look just like the OE components. They are the perfect replacements for your vehicle, resisting corrosion and abrasion to ensure long-lasting durability.
( 5 )
$8.99
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$61.99
Summit Racing™ Chrome Valve Cover Fill Plugs
These push-in fill plugs are a great way to add some shine to your engine. They'll keep dirt and debris from entering your crankcase. They're chrome plated and fit all OEM and aftermarket valve covers with a 1.25 in. hole.
( 10 )
$7.99
PRW Oil Filler Caps
PRW oil filler caps bring high-quality and good looks to your oil filling needs. Made of premium materials and available in multiple finishes to complement your build, these oil filler caps are designed as universal installations. Features include: * Knurled, threaded cap for a no-slip operation * O-ring sealed to prevent vacuum or blow-by leakage * Only requires a flat hole for installation
( 2 )
$27.24
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$27.57
MotoRad Oil Filler Caps
MotoRad produces these oil filler caps for nearly every domestic and import vehicle on the road today. MotoRad is the leading supplier of oil filler caps for both the original equipment market and the automotive aftermarket, ensuring you of a quality product.
( 1 )
$2.99
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$9.99
Holley LS Engine Oil Fill Caps
These Holley LS engine oil fill caps are designed to remove the factory oil fill tube on LS engines and replace it. They are manufactured from glass-filled material to ensure durability. The Holley LS engine oil fill caps include a billet aluminum insert that can easily be painted or powdercoated and a domed Holley decal that can be placed in the insert or directly on the caps' base. The caps screw directly into all stock valve covers and fill tubes on LS2, LS3, LS7, LS9, and LSA engines.
( 2 )
$18.23
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$44.79
Radium Engineering VTA Baffled Oil Cap Kits
Radium Engineering VTA baffled oil cap kits replace the factory oil filler cap found on many GM vehicles, including the LS V8. These vent-to-atmosphere (VTA) anodized billet aluminum caps are packaged with a 10 AN adapter fitting and 2 in. breather filter and will prevent the crankcase from pressurizing. The vented oil cap adds additional service-free air/oil separating filtration to the crankcase and the fitting features an integrated check valve for roll-over protection.
( 1 )
$75.95
