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 Crankshaft Thrust Washer
BMW
11-21-7-926-108
Z4. Upper. Green.
$45.89
MSRP $57.37
Save $11.48
20% Off 
Engine Auxiliary Water Pump
BMW
64-11-6-834-923
HVAC System. M5. In cooling water hose. M850i xDrive. 840i xDrive. 540d xDrive.
$268.23
MSRP $332.79
Save $64.56
19.4% Off 
Vano Adjuster Unit
BMW
11-36-1-438-694
X5. 740i, 740iL. Front. Camshaft gear. 540i. Cam Adjuster Unit. Incl.Pinion. External. Drive Gear. Crank To Cam.
$606.05
MSRP $621.59
Save $15.54
2.5% Off 
Engine Control Module (ECM)
BMW
12-14-8-489-447
4.4L, 2017-19. 5 series. 4.4l. Without gt model. N63r engine. Optional. M5.
$2,130.19
MSRP $2,409.72
Save $279.53
11.6% Off 
Thermostat Oring
BMW
11-51-1-705-408
740i, 740iL. 4.4L. 540i. 5.4L. X5. 4.4, 4.6 & 4.8L. 750iL. 4.0L. O-Ring.
$7.93
Valve Cover Bolt Seal
BMW
11-12-1-721-879
Bolt Type. 5.0L, crankshaft pulley & covers.
$9.49
MSRP $10.58
Save $1.09
10.3% Off 
Engine Timing Chain Tensioner
BMW
11-31-7-797-898
535d, 535dxi. Upper. 328d. X5. Idler to Cam. X3. 540d xDrive. Long (tensioner arm). 740ldxi.
$34.33
MSRP $41.58
Save $7.25
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