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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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11127542116 - : Engine Oil Filler Cap for Mini Image

Engine Oil Filler Cap

Without turbo. Cap for area where engine oil is poured into an engine.
$28.59
MSRP $34.98
Save $6.39
18.3% Off
LR073871 - : Engine Oil Filler Cap O-Ring for Land-Rover Image

Engine Oil Filler Cap O-Ring

Land-Rover LR073871
2018-19. Engine Oil Filler Cap O-Ring.
$164.41
MSRP $214.92
Save $50.51
23.5% Off
42052AJ52A - : Fuel Filler Neck Bracket for Subaru Image

Fuel Filler Neck Bracket

Subaru 42052AJ52A
Tank & filler pipe, type 1. A bracket for a fuel filler neck.
$5.00
MSRP $6.27
Save $1.27
20.3% Off
772810R010 - : Fuel Filler Neck Clamp for Lexus Image

Fuel Filler Neck Clamp

Lexus 77281-0R010
2.5L. 2.0L. Fuel Filler Neck Clamp.
$14.67
MSRP $17.95
Save $3.28
18.3% Off
15255AA190 - : Filler Cap for Subaru Image

Filler Cap

Subaru 15255AA190
2.5L. Incl.Gasket. 2.0L. With hybrid.
$10.90
MSRP $13.67
Save $2.77
20.3% Off
LUD100040L - : Filler Cap Seal for Land-Rover Image

Filler Cap Seal

Land-Rover LUD100040L
$5.50
MSRP $5.60
Save $0.10
1.8% Off
7721748090 - : Fuel Filler Neck Bracket for Lexus Image

Fuel Filler Neck Bracket

Lexus 77217-48090
Fuel tank & components, #2. A bracket for a fuel filler neck.
$7.92
MSRP $9.68
Save $1.76
18.2% Off
7721740050 - : Fuel Filler Neck Clamp for Lexus Image

Fuel Filler Neck Clamp

Lexus 77217-40050
3.5L with hybrid. type 6.
$22.15
MSRP $27.11
Save $4.96
18.3% Off
42052AJ23B - : Fuel Filler Neck Bracket for Subaru Image

Fuel Filler Neck Bracket

Subaru 42052AJ23B
Tank & filler pipe, type 2. A bracket for a fuel filler neck.
$2.56
MSRP $3.22
Save $0.66
20.5% Off
1766430AA02 - : Fuel Filler Neck Clamp for Honda Image

Fuel Filler Neck Clamp

Without hybrid, #2.
$28.49
MSRP $37.10
Save $8.61
23.2% Off
1218021010 - : Engine Oil Filler Cap for Lexus Image

Engine Oil Filler Cap

Lexus 12180-21010
2.5L, 3.5L, 3.5l. Incl.Gasket. To 04/2015. Cap for area where engine oil is poured into an engine.
$15.63
MSRP $19.11
Save $3.48
18.2% Off
BCKB42239 - : Filler Hose Clamp for Mazda Image

Filler Hose Clamp

Mazda BCKB-42-239
Awd, tank & components, upper. Japan built fwd. upper. Japan built, awd, upper. Tank & components, without hybrid, upper. Fwd, tank &...
$5.33
MSRP $6.86
Save $1.53
22.3% Off
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