Hasport – 99-00 Civic K-Series Wiring Conversion Harness


K Series Wiring Conversion for 99-00 Civic.

In Stock!

Select the ECU you will be using with this harness.
Product total
Options total
Grand total


K-series adapter harness for us with the 99-00 Civic (except 99-00 Civic HX). This harness interfaces between the car’s body harness and an RSX engine harness.

Available for either 2002-2004 RSX and 2002-2005 Civic Si or 2004-2005 RSX ECUs.

Generally the 02-04 RSX ECU is used with the Hondata KPro and the 05-06 RSX ECU is use with KTuner.



Additional information

Weight 5 lbs
Dimensions 6 × 6 × 6 in