20 Best Bmw X3 M40I Key of 2023 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best Bmw X3 M40I Key of 2023. Check our ranking below.

2,154 Reviews Scanned

Rank No. #1

Phmnkl Alloy Car Key Case Rings Cover Holder for BMW 1 3 5 7 Series 530 F48 X1 X2 X3 X4 X5 X6 Classic Engine Head Concept (A Style Carbon Fiber)

Suitable Model: Used for BMW 1/2/3/4/5/6/7 Series and X1/2/3/4/5/6 M5 M6 GT3 GT5 Smart Key Not suitable i4 M2(The same as left photo).
Material: Made with high premium Zinc Alloy, trending looking and pretty durable. Make your key fob look new and fashion, take you different luxury feelings.
360 Degree protection: for BMW key cover is Full 360-degree coverage, protect your BMW fob like a glove, Effectively protect the key from failing, scratch and dust.
Unique Design: for BMW key case won't affect the key signal, and does not cover the original car logo on your car key，the Buttons are fit perfectly with your BMW key.
Note: The product not included the key.Even the same car,due to different years of manufacture,car keys may also be different, so before buying please make sure the key shape match,in order to avoid inappropriate use.

SaleRank No. #2

Horande 4 Buttons Replacement Key Fob Cover fit for BMW X1 X2 X3 X5 X6 M5 M6 M40i X5M 1 2 5 6 7 Series 530i 320 325I Keyless Entry Key Fob Shell

fit for BMW X1 X2 X3 X5 X6 M40i X5M 1 2 5 6 7 Series 530i etc ,Just the case no electronics or circuit board are included.
This is a replacement part to match the original in form and function
No Programming needed,pls remove your cricuit board and chip to this replacment shell and cut the new blade.
This item isn't a remote key, it's just a remote key shell. NO (remote/electronics/ignition or transponder chips)
Made of high quality materials, instead of intelligent keyless remote control shell, durable.

Rank No. #3

Key Fob Replacement Batteries for BMW (1-9 Series X1 X2 X3 X4 X5 X6 X7 XM iX i3 i4 i7 i8 M3 M5 M8) Key Remote (Pack of 2) (Check Fitment Guide)

To confirm compatibility please use the picture guide located in the product images**
Avoid expensive dealer service charges and easily replace your key fob battery yourself - only takes a few minutes - no programming required - guide to changing your key fob battery in the description
Compatible with the remote key fob for BMW.
Not compatible with rechargeable BMW key fobs that charge while the key is in the ignition.
Includes (2) original premium Deluxe CR2032 3V batteries. Does not include actual key fob

Rank No. #4

OLLEN Heavy Metal Key Fob Cover Case, Fit for BMW 2 5 6 7 Series X1 X2 X3 X5 X6 GT Series, Full Protection Key Fob Shell Case, Blade Shape, Gunmetal (1 Pcs)

[Fit Models]: Compatible with BMW 2 5 6 7 series and X1 X2 X3 X5 X6 X7 series etc (Not Fit for 2022/2023 m2/m4, 2 series, 4 series, Not Fit for 2023/2024/2025~ New 7 Series 740i 760i X1 X7 XM IX I7, 2024/2025~ X5 ). Please DOUBLE CHECK your key fob type by the second image before purchasing, the key fob cover fits keys in 'blade shape'. (Note: There are no design holes in the silicone tape, you only need to tighten the two screws directly to complete the installation)
[Heavy & Large]: This key fob cover has a heavy and relatively large style, If you don't like heavy-duty, please do not purchase it. Because the frame and hardware of the key fob cover are made of high-quality zinc alloy, it will be heavy. If your hand is small or you are a woman, it may be a little long and heavy. This key fob cover has a total length of about 5.9 inches and a total weight of about 2.4 oz
[No Holes in the tape]: There are no design holes in the silicone tape, you only need to tighten the two screws directly to complete the installation, No pre-punched holes, directly screwed into the screws will make the screws and silicone tape more tightly fit, does not affect the use, and does not punch the holes in the use of the way will not produce wobbling
[Comprehensive Protection]: Full coverage design keeps your car keys long-lasting. Made of high quality zinc alloy and silicone, it will never rust or be corroded by sweat and give you an unexpected touch
[Tips]: It may be heavy and long for better hand-touching. Because the frame and hardware of the key fob cover are made of high-quality zinc alloy, it will be a little heavy. If your hand is small or you are a woman, it may be a little long and heavy. This key fob cover has a total length of about 5.9 inches and a total weight of about 2.4 oz

Rank No. #5

Elegananccy for BMW Key Fob Case Cover, Fit for BMW 1 3 4 5 6 7 Series X3 X4 M5 M6 GT3 GT5, Zinc Alloy and Silicon Remote Key Protector (Blade Type)

★【Applicable Models】: Compatible with BMW 1 3 4 5 6 7 Series X3 X4 M5 M6 GT3 GT5 (Not Fit BMW i series m series, 2022/2023 2 series, 4 series), please check that your key shape is consistent with our picture before placing an order, and confirm that it is suitable for your model key. So as not to cause unnecessary trouble for you.
★【Comprehensive Protection】: The key cover is made of zinc alloy with a soft silicone shell, a new upgrade of comprehensive protection, which effectively protects your car keys from daily drops, scratches and dust. Designed specifically for your key, it feels comfortable and fits the outline of the key precisely without affecting the normal button functions.
★【Product Advantages】The key case features a luxurious gold edge to give your keys a new look.The key box is made of high-quality leather, comfortable to handle. Prevents your keys from drops, bumps, breakage and scratches.
★【High-end Fashion Design】: The car key cover is a clever combination of premium TPU zinc alloy and soft silicone material, which is smooth to the touch, drop-proof and pressure-resistant, waterproof and dust-proof. Let your keychain shine, sporty and fashionable, and bring you a different visual experience and driving taste.
★【Ideal Match】: This key cover is manufactured according to the original key 1:1, which is matched with the original car key, and will not affect the signal of the original key.

Last update on 2025-10-05 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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FAQ:

Q: Why buy a 2023 BMW X3 M40i Sports Activity Vehicle®?

A: Enhanced engine power, fine-tuned handling, and an appearance designed by BMW M – the 2023 BMW X3 M40i Sports Activity Vehicle ® is a dominating force, no matter where the road leads. A refreshed exterior design, increased engine efficiency, and superior handling bring out the exceptional performance built into the BMW X3 M40i.

Q: What kind of engine does a BMW X3 M40i have?

A: The X3 M40i is powered by a 382-horsepower 3.0L twin-turbocharged inline-6 engine instead of the standard 248-horsepower turbocharged four-cylinder engine. It can tow up to 4,400 pounds as well when properly equipped.

Q: What kind of brakes does the 2023 BMW X3 M40i have?

A: The 2023 BMW X3 M40i comes standard with M Sport brakes and calipers which include 13.7-inch rotors at the front while at the back there are 13.5-inch rotors. Now the X3 is not as heavy as the full-size SUVs, but still, at 4,244 pounds, it is a heavy car, and to stop all that momentum you need extra large brakes.

Q: What interior features does the 2023 BMW X3 have to offer?

A: The 2023 BMW X3 gets a 12.3-inch infotainment touchscreen unit which runs BMW’s proprietary iDrive system. This has got to be the party piece of this interior as it is of high resolution, is crystal clear to look at and the system is just so smooth and lag-free.

Bmw X3 M40I Key