Optimizer [Outlander + Renegade 800 / Grizzly + Raptor 700]

HMF Dobeck TFI (HMF Optimizer) for Can-Am Outlander, Can-Am Renegade, Yamaha Grizzly and Yamaha Raptor ATVsThe HMF Dobeck EFI Tuning Box has a preinstalled mapping which helps you get the best results in increasing the power of your ATV. It's easy to install and it is water and shock resistant. The push button key pad lets you make the adjustments as you ride.