Must not be used in vehicles with a damp clutch/friction drives; the excellent lubricating properties of STP® Oil Treatment for Gearboxes would scale back the friction and lead to the clutch to slide. STP® Oil Treatment for Gearboxes is built to lubricate tough to succeed in places together with gearboxes, https://gearbox-oil-treatment76429.bloggazza.com/32779753/the-best-side-of-gearbox-oil-treatment