The stock clutch line on your factory engine will not mate up to the slave cylinder on the k-series' transmission

Allows for more precise suspension adjustments

Measures 2"x4" and 1/4" thick

Overall measurements - 15

What if I have questions or problems

IACV Block Off CHOOSE FINISH:Raw Aluminum The stock clutch line onCS K Series Idle Air Control Valve Block off to eliminate the oem IACV. For what ever reason you need it, to clean up the engine, or just simply because you don't want to maintain the AICV anymore. We all know how picky and annoying the K20 AICV can be. TO INSTALL Re use or replace the OEM rubber gasket for the block off plate. Must have K pro or other programmable ECU to disable OEM IACV After you have disabled the oem iacv, you MUST adjust idle