Skunk2 O2 Sensor Extension Honda Civic Si 06-15 53540-S04-013 Made from durable materials including

Made from durable materials including a steel frame and high-density foam padding

Alpha Series Rods are forged from select 4340 chromoly steel and feature an H-beam design

where extra stress is placed on the timing chain

A standard 1 BOX car���s wheel regards the load to clear JWL-T standards which is far heavier than a regular vehicle

You can then screw the snap-on/off bolts into the tailgate trim

Skunk2 O2 Sensor Extension Honda Civic Si 06-15 53540-S04-013 Made from durable materials includingThe Skunk2 O2 sensor wire harness extension is designed for the '06 '15 Civic Si. These extensions are great for installing an aftermarket header where the OEM O2 sensor wires are not long enough to reach the new bung location. Designed for the Skunk2 header and exhaust.