Thunder Bay's Rust Check is so effective because of research and time-tested rust inhibitors. We provide the most complete treatments including the only system that effectively helps with paint chips and surface rust! Rust Check treats and protects 6 to 10 additional body cavities that others don't! Check provides expert workmanship on all rustproofing! We offer free stone chip and scratch applicator and free annual rust inspections! We are Northwestern Ontario's only custom & performance accessory warehouse.