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 Timing Chain Guide
BMW
11-31-1-741-244
Cylinder 1,2,3,4.
$98.01
MSRP $104.08
Save $6.07
5.8% Off 
Engine Water Pump Bracket
BMW
11-51-8-740-101
Mount bracket. 3.0L turbo auxiliary. pump #1. 2020-23, auxiliary. Without M4, auxiliary, pump #1. 3.0L m40i 2020-25. type 1. 3.0L...
Engine Coolant Pipe O-Ring
BMW
07-14-1-696-931
Without M3, 2012-15. 3.0L turbo, turbocharger. M40i, 2020-23. M40i, 2020-22.
$35.11
MSRP $42.53
Save $7.42
17.4% Off 
Engine Control Module (ECM)
BMW
12-14-9-798-785
2.0, 3.0L gas, 2.0L, 530e. 5 series. 2.0l. With hybrid. After 3/18.
$2,130.19
MSRP $2,409.72
Save $279.53
11.6% Off 
Engine Oil Filler Cap
BMW
11-12-1-743-294
318i, is, ic, ti. 2.5 & 3.0L. 2.5l & 3.0l. 1.9L. 2.5 & 2.8L 1999-03. Optional. 2.8L 1997-98. From 04/1990.
$31.59
MSRP $39.19
Save $7.60
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