Prepare your semi truck to be ready for the long haul with seamless exhaust connections, with the OTR 5" x 36" Straight Aluminized Exhaust Stack Pipe with Expertise Built In™. To transport exhaust gases away from an engine and into the atmosphere where it is quickly dispersed, this replacement stack is designed a vertical body. Fashioned with a durable metallic body to be suitable for outputs from diesel engines. FleetPride is your First Click in Heavy Duty®.