It is engineered and manufactured to match the fit and function of the original part.
Dorman 603-379 Coolant Reservoir fits Chrysler 200
Dorman 603-249 Coolant Reservoir fits Honda Element
Dorman 603-350 Coolant Reservoir fits Volkswagen Beetle
Dorman 603-307 Coolant Reservoir fits Chrysler 300M
Dorman 603-441 Coolant Reservoir fits Toyota Tacoma
Dorman 603-765 Coolant Reservoir fits BMW X3