3 Wire LS1 to 5 Wire LS2 MAF Sensor Adapter Harness The 3 wire LS1 to 5 wire LS2 MAF adapter allows you to connect an OEM LS2 5-wire MAF sensor to the OEM 3 wire MAF wiring harness commonly used on other GM vehicles such as the 1998-2002 LS1 Camaro / Firebird. Features: Avoids the hassle of cutting/modifying your factory wiring harness. Easily return to the factory 3 wire MAF in the future High temperature cross-linked polyethylene TXL wire Made with High quality, automotive grade materials Note: Will not work with LS3 LS7 MAF sensors or an aftermarket 5 wire MAF sensor