2.0 LITER CODE DMSA. DPAA. from 06/19/2023. to 06/19/2023. Trans pan. A Filter to remove debris from the Transmission fluid in a vehicle's Transmission. Incl.Transmission Oil Pan. Includes: Trans Pan Gasket and Trans Filter S4 Only. Part has related component that cannot be reused/reinstalled; Gasket. Transmission Oil Pan.