OER Parts offers a wide selection of Battery Accessories for your 1974 Plymouth Trailduster. OER Parts offers 1974 Plymouth Trailduster Battery Tender, 1974 Plymouth Trailduster Battery Managment System, 1974 Plymouth Trailduster Dual Battery System Controller Set, and 1974 Plymouth Trailduster Battery Relocation Set. Battery Mat Battery Topper Battery Terminal Protectors Battery Post Cleaning Brush Battery Terminal Puller