AW10 Antiwear is THE real life FIX for stiff or notchy gear shifts so common in manual transmissions! Want silky smooth gear changes?. Try AW10 Antiwear! Cut internal friction, and you minimize component stresses.so things last much longer.
Penrite - 10 Tenths Shift Eze FULL SYNTHETIC GEARBOX AND DIFF ADDITIVE
zMAX 12oz Engine and 12oz Fuel Formula Kit 51-011 Treatment Additive Set