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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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W706596S300 - : Filler Pipe Retainer Clip for Ford Image

Filler Pipe Retainer Clip

With clean fuel fleet. 2.7L. 3.7L. 2.0L. 3.0L. Fuel Filler Neck Clip.
$3.16
MSRP $5.00
Save $1.84
36.8% Off
55484730 - : Engine Oil Filler Tube Seal for GM Image

Engine Oil Filler Tube Seal

2.8L. This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors Engine Oil Filler...
$20.71
MSRP $28.04
Save $7.33
26.1% Off
7721808060 - : Fuel Filler Neck Bracket for Toyota Image

Fuel Filler Neck Bracket

Toyota 77218-08060
Upper.
$15.69
MSRP $19.54
Save $3.85
19.7% Off
31141D2100 - : Fuel Filler Hose Clamp for Hyundai Image

Fuel Filler Hose Clamp

Hyundai 31141-D2100
Lower.
$5.64
MSRP $7.23
Save $1.59
22% Off
EC787 - : Motorcraft Engine Oil Filler Cap for Ford Image

Motorcraft Engine Oil Filler Cap

Ford EC-787
Cap for area where engine oil is poured into an engine.
$8.60
MSRP $12.36
Save $3.76
30.4% Off
AR7Z6763A - : Filler Cap for Ford Image

Filler Cap

3.0L. Incl.Oil Filler Tube and Gasket. Cap for area where engine oil is poured into an engine.
$24.77
MSRP $32.63
Save $7.86
24.1% Off
FL3Z9034B - : Fuel Tank Filler Neck for Ford Image

Fuel Tank Filler Neck

Ford fl3z9034b
Incl.Fuel Tank Filler Neck. Incl.Capless Filler Valve. F150. 5.0l. With ethanol. F150. 3.5l. 3.5L without turbo, with Flex fuel.
$298.89
MSRP $410.00
Save $111.11
27.1% Off
55513278 - : Oil Filler Cap for GM Image

Oil Filler Cap

1.3L turbo. 2.5L, 2wd. 2019. 2.0L. 2020. Helps seal and keep oil from leaking out of your vehicle's engine oil filler opening This GM...
$7.76
MSRP $11.98
Save $4.22
35.2% Off
1218070020 - : Engine Oil Filler Cap for Toyota Image

Engine Oil Filler Cap

Toyota 12180-70020
From 07/1993. To 12/1993. From 12/1993. To 06/1993. Cap for area where engine oil is poured into an engine.
$17.48
MSRP $21.77
Save $4.29
19.7% 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
68470592AA - : Oil Filler Cap for Mopar Image

Oil Filler Cap

Mopar 68470592aa
OIL FILLER Cap for area where engine oil is poured into an engine.
$99.31
MSRP $131.00
Save $31.69
24.2% Off
53020889AC - : Oil Fill Housing Gasket for Mopar Image

Oil Fill Housing Gasket

Mopar 53020889AC
3.7L. 4.7L, 2005. 4.7L 2002-04. A sealing device that prevents leaks at the Engine Oil Fill Tube.
$13.20
MSRP $17.25
Save $4.05
23.5% Off
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