This kit was designed to replace the TT/NA brake booster line that has been discontinued.
TT check valve kit constist of 1' of 10mm hose, 4 clamps,and 1x 10mm one way check valve.
NA check valve kit consist of 2' of 10mm hose, 4 clamps,and 1x 10mm one way check valve.
You have 3 choices of color or you can purchase the valve by itself in the drop down menu.
NOTE: The 3 pictures listed above is for reference only. This kit will replace that hose.
** Check Valve style may change over time **