OER Parts offers a wide selection of Battery Accessories for your 1957 DeSoto Firedome. OER Parts offers 1957 DeSoto Firedome Battery Tender, 1957 DeSoto Firedome Battery Managment System, 1957 DeSoto Firedome Dual Battery System Controller Set, and 1957 DeSoto Firedome Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller