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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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9043035001 - : Filler Cap Gasket for Lexus Image

Filler Cap Gasket

Lexus 90430-35001
3.5L. 2.4L turbo. 5.0L. Twin turbo. 4.6L. 2wd, 2.5l. From 05/2015. Hybrid, with awd. Awd, 2.5l. Japan Built Part.
$3.11
MSRP $3.81
Save $0.70
18.4% Off
7722948030 - : Fuel Filler Neck Clamp for Lexus Image

Fuel Filler Neck Clamp

Lexus 77229-48030
Without hybrid, fuel pump & filler pipe, #1. Fuel Filler Neck Clamp.
$6.38
MSRP $7.80
Save $1.42
18.2% Off
42052FL590 - : Fuel Filler Neck Bracket for Subaru Image

Fuel Filler Neck Bracket

Subaru 42052FL590
Without hybrid, #2.
$4.92
MSRP $6.17
Save $1.25
20.3% Off
55494241 - : Engine Oil Filler Cap for GM Image

Engine Oil Filler Cap

1.6L. Helps seal and keep oil from leaking out of your vehicle's engine oil filler opening This GM Genuine part is designed, engineered...
$44.35
MSRP $70.12
Save $25.77
36.8% Off
265102M030 - : Engine Oil Filler Cap for Hyundai Image

Engine Oil Filler Cap

Hyundai 26510-2M030
2.0L.
$19.95
MSRP $25.53
Save $5.58
21.9% Off
FR3Z9034G - : Fuel Tank Filler Neck for Ford Image

Fuel Tank Filler Neck

$512.05
MSRP $696.67
Save $184.62
26.5% Off
12686787 - : Valve Lifters for GM Image

Valve Lifters

$17.87
MSRP $24.23
Save $6.36
26.2% Off
42037AN10A - : Filler Pipe Holder for Subaru Image

Filler Pipe Holder

Subaru 42037AN10A
Tank & filler pipe, #4, 2.4L turbo.
$5.14
MSRP $6.45
Save $1.31
20.3% Off
42052FL39A - : Drain Valve Lower Bracket for Subaru Image

Drain Valve Lower Bracket

Subaru 42052FL39A
#1, 2.5L.
$2.14
MSRP $2.68
Save $0.54
20.1% Off
AJ813307 - : Engine Oil Filler Cap for Jaguar Image

Engine Oil Filler Cap

Jaguar AJ813307
2.0L diesel. Cap for area where engine oil is poured into an engine.
$49.69
MSRP $50.27
Save $0.58
1.2% Off
7724852060 - : Fuel Filler Neck Bracket for Toyota Image

Fuel Filler Neck Bracket

Toyota 77248-52060
Lower. A bracket for a fuel filler neck.
$16.14
MSRP $20.11
Save $3.97
19.7% Off
10201398 - : Engine Oil Filler Tube Grommet for GM Image

Engine Oil Filler Tube Grommet

This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors A sealing device that...
$10.23
MSRP $13.85
Save $3.62
26.1% Off
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