This harness kit allows you to use a 12-15 9th gen Si Civic engine harness and ECU when swapping a K24z into a 13-16 CRZ. The 2013-2015 CRZ will need a 2012-2013 Civic Si ECU. The 2016 CRZ will need a 2014-2015 Civic Si ECU as the both use push button start. Along with our jumper harness you will also need
- 12-15 9th gen Civic Si engine harness and charge harness
- 12-15 9th gen Si OEM O2 sensor
- 12-13 9th gen Si ECU for 13-15 CRZ
- 14-15 9th gen Si ECU for 2016 CRZ
You will need to check and verify emissions rules and laws in your state for compatibility. These kits are intended for off-road use only.