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Wiring & Adapters

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  1. 4 to 6 Pin Adapter

    4 to 6 Pin Adapter

    This adapter allows use of more modern mass air meters in earlier vehicles. One end connects to later model meters with 4 and 6 pin rectangular connectors. The other end connects to the 4 pin oval harness connector found in earlier Ford vehicles. This adapter is far superior, cleaner looking, and much more reliable than the goofy pigtail adapters offered by our competition. Learn More
  2. 6pin 4 wire Pigtail

    6 Pin 4 Wire Pigtail

    $24.99

    Pro-M 6 Pin to 4 Wire Connector
    Wiring harness repair pigtail. Learn More
  3. 6 Pin 6 Wire Pigtail

    6 Pin 6 Wire Pigtail

    $24.99

    Pro-M 6 Pin to 6 Wire Connector

    Wiring harness repair pigtail. Learn More
  4. 6 to 6 pin Connector

    6 to 6 pin Connector

    $49.99

    Pro-M 6 to 6 pin Connector
    Allows use of any Pro-M meter (other than the Pro-M 80/92) in 2005 and newer ford vehicles without modifying the vehicle harness.
    Note: Not required for the Slot-In sensor. Learn More
  5. 6 to 6 pin Connector with IAT

    6 to 6 pin Connector with IAT

    $49.99

    Pro-M 6 to 6 pin connector with IAT (Intake Air Temperature)

    Allows use of the Pro-M 80 / Pro-M 92 meters in any 2005 and newer Ford vehicles. This is a direct plug in. No need to modify the vehicle harness.
    Note: Requires use of external IAT sensor (Standard Motor Products part number AX31) Learn More
  6. Check Engine Light

    Check Engine Light Kit for 87-88 Ford Mustang

    $39.99

    The 87-88 Ford Mustang is not equipped with a check engine light. Use this kit with our Pro-M Engine Management Systems to add the check engine light functionality. Learn More
  7. Frequency to Voltage Converter

    Frequency to Voltage Converter

    $150.00

    Frequency to Voltage Converter Learn More
  8. Heavy Gauge Fuel Pump Pigtail For 86-97 Mustangs

    Heavy Gauge Fuel Pump Pigtail For 86-97 Mustangs

    $39.99

    The Pro-M Racing Fuel Pump Pigtail is intended for use with high volume “In Tank” fuel pumps, and heavy duty wiring kits for those pumps. The pigtail uses 12 gauge wire which allows you to use the proper gauge wire to power your fuel pump, rather than splicing large wire to the small wires used on the original fuel pump harness connector. Learn More
  9. High Current Driver

    High Current Driver

    $129.99

    The Pro-M Racing High Current Driver allows you to use your Pro-M EFI Processor to control either Nitrous solenoids, or a Water / Methanol pump. Learn More
  10. Mass Air Conversion Harness

    Mass Air Conversion Harness

    $49.99

    The mass air conversion harness is a simple and economical way to convert 1986 through 1988 speed density Mustangs to mass air. Combine with one of our mass air meters, and a mass air computer for a complete conversion package. Learn More
  11. Methanol flow sensor with harness

    Methanol flow sensor with harness

    $139.99

    The Pro-M Racing Water/Methanol Flow Sensor allows the Pro-M EFI Processor to measure the amount of water/methanol being delivered to the engine. One sensor will monitor up to two 625 ml/min nozzles. Learn More
  12. Pro-M Duo - Dual Mass Air Sensor Module

    Pro-M DUO - Dual Mass Air Meter Module

    $249.99

    Introducing the all new PRO-M DUO!
    From the creators of the Slot Style Sensor, Pro-M 80, Pro-M Wave and the award winning Mass-Flo EFI system comes the PRO-M DUO. Learn More
  13. Pro-M EFI FoxBody Wiring Harness

    Pro-M EFI Mustang Custom Fit Wiring Harness

    $799.99

    Pro-M EFI Mustang Custom Fit Wiring Harness. For use with Pro-M EFI Engine Management System. Learn More
  14. Pro-M EFI Univeral Wiring Harness

    Pro-M EFI Universal HotRod Wiring Harness

    $799.99

    Pro-M EFI Universal HotRod Wiring Harness. For use with Pro-M EFI Engine Management System. Learn More
  15. Pro-M EFI USB to ODB II Connector with USB Cable

    Pro-M EFI USB to CAN box with USB Cable

    $299.99

    Pro-M EFI USB to CAN box with USB Cable, is the connection box to go from your Pro-M EFI ODB II connector to your laptop! Learn More
  16. Pro-M EFI Vinyl Window Sticker

    Pro-M EFI Vinyl Window Sticker

    $9.99

    Show off you new Pro-M Racing EFI System with the Pro-M Racing EFI Vinyl Window Sticker. This sticker is 36" long and 4" tall. Learn More
  17. Pro-M Slot-In Sensor Wiring Pigtail 6 wire

    Pro-M Slot-In Sensor Wiring Pigtail

    $39.95

    This is the harness connector for the Pro-M Slot-In Sensor.

    Wire leads are 3 feet long to give the installer some flexibility in the location of the sensor. Learn More
  18. Pro-M WAVE Frequency Sensor Wiring Pigtail

    Pro-M WAVE Frequency Sensor Wiring Pigtail

    $39.95

    Pro-M WAVE Frequency Sensor Wiring Pigtail (4 Pin) Learn More

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