Primary O2 Sensor / Air-Fuel Sensor for KPro Applications

This is an OE Denso Primary / Upstream O2 sensor (wideband) for Hondata KPro applications.  Use as an OE Replacement for models listed below, or for K series engine swap applications that are using a Hondata Kpro ECU setup.

Fits:

• 2002-2004 Acura RSX
• 2002-2004 Honda CRV
• 2001-2005 Civic D17A
• 2002-2005 Civic Si K20 / EP3