OER Parts offers a wide selection of Battery Accessories for your 1981 Dodge St. Regis. OER Parts offers 1981 Dodge St. Regis Battery Tender, 1981 Dodge St. Regis Battery Managment System, 1981 Dodge St. Regis Dual Battery System Controller Set, and 1981 Dodge St. Regis Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller