This essentials auto and other vehicle rustproofing kit contains one 16 oz CorrosionX aerosol and one 16 oz CorrosionX XD (extended duty) aerosol. Kit savings of more than 10% off This special offer includes: 1 CorrosionX 16 oz aerosol with spray straw 1 CorrosionX XD (Extended Duty) 16 oz aerosol with spray straw Rustproofing Vehicle Step OneUse CorrosionX to treat electronics including battery terminals, wiring harnesses and fuse busses. CorrosionX sprays as a dense fog to treat internal cavities such as engine compartment, hood cavities, trunk cavities and inside door panels. Rustproofing Vehicle Step TwoUse CorrosionX XD to treat the underbody and components that are subject to direct splash or spray such as the bottom of the engine, frame, exhaust and suspension components. CorrosionX application tips CorrosionX XD application tips
