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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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98710733600 - : Engine Oil Filler Cap O-Ring for Porsche Image

Engine Oil Filler Cap O-Ring

Porsche 987-107-336-00
2006-08.
$10.91
MSRP $13.91
Save $3.00
21.6% Off
9A110733600 - : Engine Oil Filler Cap Seal for Porsche Image

Engine Oil Filler Cap Seal

Porsche 9A1-107-336-00
2009-12 3.6L. 3.8L.
$7.44
MSRP $8.26
Save $0.82
9.9% Off
99951269509 - : Engine Oil Filler Pipe Clamp for Porsche Image

Engine Oil Filler Pipe Clamp

Porsche 999-512-695-09
3.0L turbo. 3.4L. Without gt3.
$2.50
MSRP $3.04
Save $0.54
17.8% Off
9A700826800 - : Engine Oil Pump Pickup Tube Gasket for Porsche Image

Engine Oil Pump Pickup Tube Gasket

Porsche 9A7-008-268-00
2.0L. 3.0L turbo. Lower filler,o-ring. 2.5L. Without gt4 rs. With turbocharger, front.
$9.92
MSRP $12.02
Save $2.10
17.5% Off
95811338000 - : Filler Cap for Porsche Image

Filler Cap

Porsche 958-113-380-00
3.0L diesel, emission reduction system, tank components.
$49.53
MSRP $57.15
Save $7.62
13.3% Off
99610734300 - : Filler Neck Spring for Porsche Image

Filler Neck Spring

Porsche 996-107-343-00
2005-08.
$22.17
MSRP $23.04
Save $0.87
3.8% 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
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
1218038010 - : Engine Oil Filler Cap for Toyota Image

Engine Oil Filler Cap

Toyota 12180-38010
Incl.Gasket. 3.5L. 2.5L. Us built. 2.4L turbo. With prime plug-in. 2.0L. Hatchback,. Japan built. Cap for area where engine oil is...
$15.47
MSRP $19.28
Save $3.81
19.8% Off
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
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