Which areas of a vehicle commonly require the application of corrosion products?

The requirement for applying corrosion products, or protective coatings typically designed to prevent rust and deterioration, is found primarily in inside closed panels. These areas are often less exposed to environmental elements but are susceptible to moisture accumulation, which can lead to corrosion over time. The closed panels, such as those found in the doors, trunk, and fender inner areas, benefit significantly from corrosion protection to maintain the integrity of the vehicle's structure.

The application in these confined spaces is particularly crucial because while exterior surfaces are more visible and can be treated with paint, the closed sections are typically not as accessible for regular maintenance. Thus, applying corrosion protection in these hidden areas is essential for long-term vehicle durability and performance. This practice ensures that all areas susceptible to corrosion are adequately protected, mitigating potential structural issues or costly repairs in the future.