OER Parts offers a wide selection of Battery Accessories for your 1987 Chevrolet S10 Blazer. OER Parts offers 1987 Chevrolet S10 Blazer Battery Tender, 1987 Chevrolet S10 Blazer Battery Managment System, 1987 Chevrolet S10 Blazer Dual Battery System Controller Set, and 1987 Chevrolet S10 Blazer Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller