This is Joe's 2017 Chevrolet Silverado 2500HD that was built for the 2018 Sema Show. Installed in the spare tire location on this truck is our Conductor's Special 244K with Spare Tire Delete Kit. This kit features our Shocker XL Train Horns that pack an intense and loud authentic train horn tone! The air system in this kit is our Horn Air 244K, this air system allows you to not only use the horns but air up tires or use air tools as well. The Viair 444c Air Compressor in this kit is a powerful constant duty compressor. Providing excellent reliability and performance. And now with the Spare Tire Delete bracket, this bracket provides the quickest and easiest install available. Allowing you to easily replace the spare tire on the vehicle with a powerful and loud horn kit!