8th & 9th Gen Honda Civic Si oxygen sensor extension harness

$38.00 USD

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  • 8th Gen Honda Civic Si
  • 9th Gen Honda Civic Si

This oxygen sensor extension harness adds 14 inches of length.  This is perfect for where an aftermarket header on a 8th or 9th Gen Civic Si chassis, has the oxygen sensor moved back.

This extension is a plug-and-play solution.

OEM Honda genuine part. 

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