Upgrade your classic 1963 Buick Fullsize or Riviera with our Rear Window Defogger Harness. Specifically designed for LeSabre, Wildcat, and Electra 225 models, this harness ensures your rear window defogger operates efficiently, providing you with enhanced visibility and safety in adverse weather conditions. Unlike generic alternatives, our high-quality wire harness offers a perfect fit and optimal performance, keeping your driving experience safe and enjoyable.