BMW 540i Engine Wiring Harnesses
The OEM BMW 540i engine wiring harnesses work just like the brain in your body. This part carries the pulses and signals from the electronic system. They are routed through the network to the engine. With sensors placed strategically throughout the system, each wire knows where to send the signal. When your genuine BMW 540i engine wiring harnesses fries, becomes corroded or gets damaged, you will have trouble with the electrical components.
Don't forget any electrical tape, adapters and brackets you might need for installation. Buy below to get all of your BMW electrical parts factory-direct and you'll also receive fast shipping.
Engine Coolant Reservoir Grommet
BMW
17-13-8-642-788
Without M4, main. 3.0L. 2.0L, main. Without hybrid, main. 2022-25, main. Primary Reservoir. Inner radiator. Sedan, 2.0L turbo, 2.0 phev.
$10.95
MSRP $13.16
Save $2.21
16.8% Off 
Engine Control Module (ECM)
BMW
12-14-8-744-139
5 series. 2.0l. Without hybrid. From 03/2018. X4. 2.0l. From 03/18 to 11/20.
$2,130.19
MSRP $2,409.72
Save $279.53
11.6% Off 
Engine Crankshaft Thrust Washer
BMW
11-21-7-926-108
Z4. Upper. Green.
$45.89
MSRP $57.37
Save $11.48
20% Off 
Engine Oil Pan Gasket
BMW
11-13-1-742-109
530, 540, 740, 840. 540i. 840Ci. Upper.
$37.37
MSRP $41.99
Save $4.62
11% Off 
Engine Oil Filter Element
BMW
11-42-5-B4C-845
Incl.Gasket. Filter element. From 09/2021. To 09/2021. Oil filter. 3.0L rwd. 3.0L turbo 2023-26. 3.0L twin turbo 2024-26.
$18.07
MSRP $26.73
Save $8.66
32.4% Off 
Engine Control Module (ECM)
BMW
12-14-7-501-734
740iL. From 05/1997. Reman.. Non-Programmed. Programmable, 540i.
Engine Timing Chain Tensioner
BMW
11-31-7-531-813
530, 540, 740, 840. Upper. Front. 540i. Tensioner. X5. Lower. 840Ci. Crank To Cam. Adjuster.
$97.81
MSRP $105.31
Save $7.50
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