CHECK OUT THE INDUSTRY STAINLESS EXHAUST DIVERTERS OF THIS KIND ARE A RARITY! 

Precision Machined All Stainless Exhaust Diverter with Excellent Air Tight Flap and Super High Quality Bearing and Cable Clamp.

This all Stainless Exhaust Diverter with 1 1/2 inch Female Threaded Ports are Ideal for Sizing from a 1 1/2 inch Exhaust Header Pipe down to 1 inch for 1 Inch Headers. Bushings are available to custom fit to what ever size Header Pipe you are using. Also a manual Clamp is installed for Locking in the No Heat By-Pass mode or Heat Mode.

For more information go to: 

http://www.truckmountcarpetcleaningmachines.com/heatexchangers.html