Also known as impulse sender, engine speed sensor
Volkswagen MK4 Engine Electrical Parts
- Alternator
- Battery
- ECU
- Fuse Panel
- Harness
- Ignition
- N249 Valve
- N75 Valve
- Pump
- Relay
- Relays
- Sensors
- Starter
- Throttle Body
- Wire Covering
Kit contains parts needed for the installation of an inline pump
For use with 255 LPH pumps only
Detects engine knock and changes timing accordingly (sensor only)
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This product was last offered at the strikethrough price on
04-30-2026
Also known as the RPM or Impulse sensor.
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For vehicles with AZG, AVH, or BEV engine codes only
Every thing you need to keep your battery terminals clean.
This product was last offered at the strikethrough price on
05-27-2026
Impulse sensor or reference sensor
This product was last offered at the strikethrough price on
07-01-2026
Detects irregular system pressure, located on the receiver/drier
Replace those rusty screws and the worn seal
M8x30
This product was last offered at the strikethrough price on
05-02-2026
Placed between the secondary air pump and mounting bracket
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Located between the union nut and fuel tank
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This product was last offered at the strikethrough price on
05-07-2026
Replace when servicing your MAF. 69x6
Replacement 4 pin relay
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Placed between the secondary air pump and mounting bracket
Secures the secondary air injection pump to the bracket
Purchase the wires you need for your electrical bulkhead fitting here. Featuring Red FEP wire pre-cut to 24" 12 Gauge wire with the appropriate terminal pre-crimped and ready to install!