Skunk 2 Black Plug n Play O2 Extension For 2006-2011 Honda Civic Si
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2006 - 2011 Honda Civic Coupe (Si)
2007 - 2011 Honda Civic Sedan (Si)
For 2006-2011 Civic SI - For use with an aftermarket race header in which it is necessary to extend the Primary Oxygen sensor.
The O2 sensor wire harness extension is designed for 2006-2014 Civic Si's. These extensions are great for installing an aftermarket header where the oem O2 sensor wires aren't long enough to reach the new bung location. Designed for the Skunk2 header and exhaust.
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