OER Parts offers a wide selection of Battery Accessories for your 1979 Plymouth Trailduster. OER Parts offers 1979 Plymouth Trailduster Battery Tender, 1979 Plymouth Trailduster Battery Managment System, 1979 Plymouth Trailduster Dual Battery System Controller Set, and 1979 Plymouth Trailduster Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller