The BD Diesel High Idle Control is a wiring harness designed specifically for fits 2006-2007 Chevrolet Duramax LBZ trucks. This product is a direct fit with easy installation, making it a convenient choice for those looking to upgrade their vehicle. The high idle control is not carb approved and requires carb acknowledgement for installation. With its brand reputation and specific fitment, this product ensures quality and compatibility for Chevrolet Duramax owners.