guy42 Here is the Exhaust dealers website that sells AERO nearby that doesn't show up on AERO site: <A HREF="http://www.thepowershop.com/index.php?pr=aeroturbine" target="_blank">http://www.thepowershop.com/index.php?pr=aeroturbine</A> Also...just took a sec. to see if there others, and here is a few more: <A HREF="http://www.horsepowerfreaks.com/sale/Aero_Turbine/Exhaust/Exhaust_Resonators" target="_blank">http://www.horsepowerfreaks.com/sale/Aero_Turbine/Exhaust/Exhaust_Resonators</A> and <A HREF="http://www.parleysdieselperformance.com/site/988369/page/699685" target="_blank">http://www.parleysdieselperformance.com/site/988369/page/699685</A> and <A HREF="http://www.justdieseltrucks.com/ContactUs.asp" target="_blank">http://www.justdieseltrucks.com/ContactUs.asp</A> There could more, but just took a few minuutes to see if there was a trend brewing here, and it looks like there is.....