Grizzly Engine & Transmission Riding at altitude. I would use this to bring back some HP. April 7, 2015 When riding at altitude, 4000′ and up. Has anyone used something like this? Small Engine Turbo Charger – Small Turbo Kits | RHB31 VZ21 Turbo charger Tony Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window) Related
