Upgrade your audio experience with the premium GM 1968-1969 Buick Fullsize/Riviera Speaker Harness! Designed specifically for rear single seat speakers, this harness simplifies the installation process for original, replacement, or aftermarket speakers. With correct connector compatibility and the option to modify for direct soldering, this harness is the perfect solution for restoring your classic car's sound system. Enhance both the durability and performance of your audio setup while keeping your vehicle looking factory fresh.