Nexus S2/S3 Plug N Play Adapter Harness for 2002-2005 Honda Civic EP3 & 2002-2004 Acura RSX DC5 by Haltech If you are using a factory harness and are after an easy ECU upgrade, take a look at Haltech Plug ‘n’ Play Adapter Kits. These adapters plug directly into your Haltech ECU and have a set of factory connectors on the other side which plug straight into the factory harness. Applications 2002-2005 Honda Civic EP3 & 2002-2004 Acura RSX DC5 MT Only What’s In The Box? 1 – Injection molded plastic plug ‘n’ play adaptor harness 1 – M14 x 1.5 air temp sensor with matching plug and pins Auxiliary I/O 16 Pin Tyco plug and pins Warranty Limited Manufacturers Warranty