This Mass Air Flow (MAF) Sensor Pigtail 85mm LS1 Style is built to work with CORE ECU by HP Tuners. In combination with EFIConversions’ pigtail, this standalone ECU delivers superior control, performance, and customization options for Generation 3 and Gen 4 LS platforms. Whether you’re a professional or auto enthusiast, this pigtail will help you overcome the limits of factory ECUs for applications such as:
- Circuit & Drag Racing
- Rallying
- RestoMods
- Engine Swaps & Transplants
| CAVITY | WIRE | FUNCTION | OTHER END |
| A | 20 AWG BLK/WHT | LOW REFERENCE | CORE ECU D2 |
| B | 20 AWG TAN | IAT SIGNAL | CORE ECU D9 |
| C | 18 AWG WHT/BLK | LOW REFERENCE | CORE ECU D4 |
| D | 18 AWG PNK | 12V IGNITION | 10A FUSE |
| E | 20 AWG YEL | MAF SIGNAL | CORE ECU B15 |
This pigtail meets or exceeds the quality within Original Equipment (OE) harnesses:
- Assembled with the same materials found on production engine harnesses.
- Terminals are crimped with production applicators and/or Rennsteig hand tools to exceed pull test requirements.
- Assembled in the USA