OER Parts offers a wide selection of Battery Accessories for your 1970 Plymouth Superbird. OER Parts offers 1970 Plymouth Superbird Battery Tender, 1970 Plymouth Superbird Battery Managment System, 1970 Plymouth Superbird Dual Battery System Controller Set, and 1970 Plymouth Superbird Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller