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Oil Cap

The oil cap covers the vital part of the engine where oil is added. If yours is cracked, replace it to avoid a troublesome vacuum leak. We also carry a variety of aftermarket caps for a simple way to dress up your engine bay.
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ECS - Corporate Logo
T#:637599
Part#: 005944LA01
In Stock
Sale - Save 24% $ 96.99

This product was last offered at the strikethrough price on
05-03-2026

$ 74.10 USD
Free Shipping
Sale - Save 24%
$ 96.99

This product was last offered at the strikethrough price on
05-03-2026

$ 74.10 USD
Free Shipping
This cap is designed to use the original O-ring seal so no special parts are required. The satin black anodize blends in with the rest of your engine bay making this a smart and subtle upgrade. Made in the USA!
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ECS - Corporate Logo
T#:641063
Part#: 006060LA01
In Stock
Sale - Save 25% $ 183.99

This product was last offered at the strikethrough price on
06-14-2026

$ 137.99 USD
Free Shipping
Sale - Save 25%
$ 183.99

This product was last offered at the strikethrough price on
06-14-2026

$ 137.99 USD
Free Shipping
BMW uses a lot of plastic in their engine components to save weight and money. Unfortunately, plastic is damaged easily and the factory oil filter cap needs a special tool to remove. This aluminum cap is much more sturdy and features a standard 19mm hex post on the top. 19mm is also the size of your engine oil drain plug, reducing the number of tools that you need to complete an oil change. This cap is designed to use the original o-ring seal so no special parts are required. You only have to remove the original 'filter cage' from the original cap and transfer it to the new aluminum cap. The satin black anodize blends in with the rest of your engine bay making this a smart and subtle upgrade.
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ECS Billet Aluminum Oil Filter Cap - MINI F5X B38/B48
10X Entries Into Our F80 M3 Sweepstakes
ECS - Corporate Logo
T#:49613460
Part#: 057120LA01
In Stock
Sale - Save 25% $ 101.99

This product was last offered at the strikethrough price on
06-14-2026

$ 76.49 USD
Free Shipping
Sale - Save 25%
$ 101.99

This product was last offered at the strikethrough price on
06-14-2026

$ 76.49 USD
Free Shipping

Designed to fix a known weak point for the MINI B3X and B4X engines, the ECS billet aluminium oil filter housing cap is a direct replacement for the factory plastic cap. The OEM plastic part is infamous for cracks, stripped threads, and rounded hex heads—often failing during routine oil changes and turning basic maintenance into a frustrating, time-consuming repair.

The engineers at ECS have designed a precision-machined billet aluminium upgrade that eliminates those issues, delivering strength, durability, and consistent fitment. An integrated drain plug allows you to drain the filter housing cleanly before removal, reducing spills and mess for a faster, cleaner oil service.

Replaces OEM MINI part number 11428575907.

FEATURES

Fixes common OEM plastic failures, including cracking, stripped threads, and rounded hex heads Precision-machined billet aluminum construction for superior strength and longevity Black anodized coating to prevent oxidation Integrated drain plug allows clean, mess-free oil changes Improves serviceability, reliability, and underhood appearance

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Febi - Corporate Logo
T#:2077
Part#: 11121716993
In Stock
Sale - Save 11% $ 9.08

This product was last offered at the strikethrough price on
09-07-2026

$ 8.09 USD
Free Shipping on orders $49 and up
Sale - Save 11%
$ 9.08

This product was last offered at the strikethrough price on
09-07-2026

$ 8.09 USD
Free Shipping on orders $49 and up
This oil filler cap fits BMW 2002 E30 318i thru 85, 325e 325i thru 91 E28 528e 533i 535i M5 thru 1988 E34 525i thru 90, 535i M5 thru 93 E24 633csi 635csi M6 E23 733i 735i E32 735i 735il

This item fits the following BMWs:
1967-1976 2002 BMW 2002 2002tii
1977-1983 E21 BMW 320i 323i
1984-1985 E30 BMW 318i
1984-1991 E30 BMW 325e 325es 325i 325is 325ic 325ix M3
1982-1988 E28 BMW 528e 533i 535i 535is M5
1989-1990 E34 BMW 525i
1989-1993 E34 BMW 535i M5
1977-1989 E24 BMW 633csi 635csi M6
1977-1987 E23 BMW 733i 735i
1988-1994 E32 BMW 735i 735il
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Vargas Turbo Technologies - Corporate Logo
T#:52270291
Part#: S65FILTBLK
Ships in 10 Business Days
New Item
$ 89.99 USD
Free Shipping
$ 89.99 USD
Free Shipping
The VTT Billet BMW Oil Filter Housing Cap is the definitive upgrade for E9X M3 owners looking to eliminate the vulnerabilities of the factory engine components.
Vargas Turbo Technologies - Corporate Logo
T#:52270290
Part#: OC16OADAPSC
Ships in 10 Business Days
New Item
$ 64.99 USD
Free Shipping
$ 64.99 USD
Free Shipping
Engineered for those who demand total control over their PCV system, the VTT Screw-In Oil Cap Adapter provides a robust solution for crankcase ventilation.

Febi - Corporate Logo
T#:57543711
Part#: 1001763
Ships on Nov 20, 2026
New Item
$ 33.99 USD
Free Shipping on orders $49 and up
Maintain factory engine health and precision oil control with this high-quality oil filter housing cap from Febi Bilstein.
Febi - Corporate Logo
T#:57543748
Part#: 11428583900
Ships on Nov 20, 2026
New Item
$ 29.99 USD
Free Shipping on orders $49 and up
Prevent unwanted oil leaks and protect your engine’s lubrication system with this high-grade oil filter housing cap manufactured by Febi Blue Print.

Febi - Corporate Logo
T#:56543999
Part#: 11427615389
Special Order: No Guaranteed ETA
New Item
$ 28.99 USD
Free Shipping on orders $49 and up
The Febi Bilstein oil filter housing cap offers a precision-engineered replacement solution that meets OEM standards for fitment and pressure retention.