Also known as the RPM or speed sensor
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Clean up your engine bay or replace your cracked unit with a new coolant expansion tank
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Revised green 4 pin sensor, located in the cooling flange located on the side of the cylinder head
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Brand:
ES#:
8541
Mfg#:
059919501A
In Stock
$11.11
This product was last offered at the strikethrough price on 04-30-2026
This breakout harness isolates the signal wire from your flex fuel sensor, allowing an external gauge to access the signal without modifying your existing flex fuel harness.
Also known as the RPM or Impulse sensor.
2X Entries Into Our F80 M3 Sweepstakes We Price Match - Give Us A Call or Chat! For vehicles with AWP or AWV engine code from the 2002 model year only
Random check engine light got you down? It's probably a bad sensor! We have all the electrical sensors your engine needs to send information to your ECU so everything stays happy. Find it, fix it, and replace it with our OEM sensors or save some money with quality aftermarket sensors.
Lifetime Replacement
