OER Parts offers a wide selection of Battery Accessories for your 1985 Pontiac J2000 Sunbird. OER Parts offers 1985 Pontiac J2000 Sunbird Battery Tender, 1985 Pontiac J2000 Sunbird Battery Managment System, 1985 Pontiac J2000 Sunbird Dual Battery System Controller Set, and 1985 Pontiac J2000 Sunbird Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller