OER Parts offers a wide selection of Battery Accessories for your 1978 Plymouth Volare. OER Parts offers 1978 Plymouth Volare Battery Tender, 1978 Plymouth Volare Battery Managment System, 1978 Plymouth Volare Dual Battery System Controller Set, and 1978 Plymouth Volare Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller