Benchmark Auto Sound & Security brings world class service and products to everyone within Central Illinois. Don't be fooled by those big box stores, only our trained technicians care about your car as if it were theirs. Not only do we deal in the best products, but we stand buy our service and back it up with a variety of guarantees. We want to enhance, extend and excite your vehicle. Bring it in and let our trained staff tell you how we can make it last even longer and thump even harder!