For installations of a mechanical throttle body LS1 / LS6 engine with a 4L60E or T-56 transmission. These engines and transmissions were factory equipped in 1999 - 2002 Chevrolet Camaro. This harness may also be used when a throttle by wire LS1 or LS6 from a Corvette is converted to mechanical throttle. This kit includes a custom flashed, with your specifications, Powertrain Control Module and the 60508 harness which includes all connections for fuel injection and transmission operation: ECM, TPS, IAC, CTS, IAT, MAF, MAP, Injectors, Coils, CMP, CKP, Knock, VSS, Transmission, Front Bank 1 & 2 O2 Sensors. Harness incorporates its own 8 circuit fuseblock with ignition relays and connection to factory style fuel pump relay. Harness does not include any emissions related connections. This standard length harness allows four feet from the back of the intake manifold to where the fuseblock and ECM mount. Perfect for those that plan to mount these components under the dash or in the glove box. Note: It is required to do the following once you have purchased this 60008 part number. Fill out the online computer flash form. This form provides us the information we need to flash the powertrain control module to your specifications. Click here to be taken to login page. You must login to use this form. If you have never used our login you are required to create a login username and password. After doing so you will be granted access to the form. Any questions regarding this Painless Performance part number, the computer flash form or computer programming should be directed to Dennis Diehl @ 1-800-423-9696 or you can fill out the tech help form here.