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Why Oil Filler Caps Matter for Your Vehicle's Engine Health

At AutoNation, we understand the importance of maintaining your oil filler cap in good condition. These small but vital components create an essential seal that keeps engine oil clean and prevents contamination. Many drivers overlook this simple part until problems arise, such as oil leaks or engine performance issues. Your vehicle's engine relies on clean, properly maintained oil to function correctly.

Signs You Need a New Oil Filler Cap

Oil filler caps typically need replacement when their seals wear out or the cap becomes damaged. Watch for oil spots under your vehicle, burning oil smell, or engine oil that appears dirty shortly after an oil change. A damaged or missing cap can allow debris to enter your engine's oil system, potentially causing significant damage.

Choosing the Right Replacement

AutoNation stocks genuine OEM oil filler caps designed specifically for your vehicle make and model. Related components that often need attention include your oil pump, oil pan gasket, and oil filter. These parts work together to keep your engine properly lubricated.

Professional Installation Tips

When installing a new oil filler cap, ensure the threads align properly and the cap sits flush. Check that the rubber seal is intact and properly seated. Avoid overtightening, as this can damage both the cap and the valve cover.

From routine maintenance to major overhauls, AutoNation has got you covered.

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1F7210250 - : Engine Oil Filler Cap for Mazda Image

Engine Oil Filler Cap

Mazda 1F72-10-250
$6.43
MSRP $8.27
Save $1.84
22.2% Off
53013775AB - : Oil Filler Cap for Mopar Image

Oil Filler Cap

Mopar 53013775AB
2.0L. 3.3L. 3.8L. 2.4L without turbo. 1.8L. 5.7L, 2005-08. Sedan, 2.4L. 5.7L, 2009-10. Cap for area where engine oil is poured into an...
$12.94
MSRP $16.70
Save $3.76
22.5% Off
6U103281A - : Filler Cap Seal for Volkswagen Image

Filler Cap Seal

Volkswagen 06U-103-281-A
Engine code: dyla, dylb, upper components.
$5.55
MSRP $8.48
Save $2.93
34.6% Off
77217WB001 - : Filler Pipe Support Bracket for Toyota Image

Filler Pipe Support Bracket

Toyota 77217-WB001
#2 hatchback.
$11.57
MSRP $14.43
Save $2.86
19.8% Off
31273955 - : Fuel Filler Neck Clip for Volvo Image

Fuel Filler Neck Clip

Volvo 31273955
2.0l. Fuel Filler Neck Clip.
$3.25
MSRP $3.80
Save $0.55
14.5% Off
988011 - : Fuel Filler Hose Clamp for Volvo Image

Fuel Filler Hose Clamp

Volvo 988011
Fuel Filler Hose Clamp.
$6.86
MSRP $8.00
Save $1.14
14.3% Off
12589430 - : Engine Oil Filler Cap for GM Image

Engine Oil Filler Cap

Helps seal and keep oil from leaking out of your vehicle's engine oil filler opening This GM Genuine part is designed, engineered and...
$25.48
MSRP $41.61
Save $16.13
38.8% Off
4591959AA - : Oil Filler Cap for Mopar Image

Oil Filler Cap

Mopar 4591959AA
3.6L. 2.4L, 6 speed trans. 3.5L. 2.7L. Cap for area where engine oil is poured into an engine.
$20.70
MSRP $26.70
Save $6.00
22.5% Off
8692888 - : Engine Oil Filler Cap for Volvo Image

Engine Oil Filler Cap

Volvo 8692888
1.9L. 2.5L. All models. 2.9L. Cap for area where engine oil is poured into an engine.
$32.17
MSRP $40.04
Save $7.87
19.7% Off
42037AN02A - : Fuel Filler Neck Bracket for Subaru Image

Fuel Filler Neck Bracket

Subaru 42037AN02A
Tank & filler pipe, #3.
$4.05
MSRP $5.08
Save $1.03
20.3% Off
15255AA161 - : Engine Oil Filler Cap for Subaru Image

Engine Oil Filler Cap

Subaru 15255AA161
2.5L without turbo, 2011-13. 2.4L turbo. 2013-14. 2.0L hybrid. Incl.Gasket. Cap for area where engine oil is poured into an engine.
$10.38
MSRP $13.02
Save $2.64
20.3% Off
N90460801 - : Engine Oil Filler Tube Seal for Audi Image

Engine Oil Filler Tube Seal

6.0L. Engine Oil Filler Tube Seal.
$2.53
MSRP $3.72
Save $1.19
32% Off
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