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