This tool makes it easier when you want to make a belt deflection adjustment on your STM Tuner Secondary. Uses a ⅜" drive ratchet for better leverage.
How To Video CLICK HERE
STM Tuner Secondary Dual Compression Spring Helix Cover to be used with the KSS style springs with ps , works with HXATV , HXATVG2 and HXSM2S helix's.
ONLY works on secondary's with...