OER Parts offers a wide selection of Battery Accessories for your 1968 Pontiac Tempest. OER Parts offers 1968 Pontiac Tempest Battery Tender, 1968 Pontiac Tempest Battery Managment System, 1968 Pontiac Tempest Dual Battery System Controller Set, and 1968 Pontiac Tempest Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller