We have multiple maps for your exact package, use the drop downs to select your pairing mods. Then after adding the intake and 'Free Flow' exhaust we saw a +5 increase in the same conditions. In our testing (At sea level, 1/2 tank fuel, 74-78 degrees) we saw a solid 3 MPH gain when pairing our flash with a Solas impeller. MPH gains are greatly debated across the EX/EXR world. MPH increase (+3 to +5 MPH) *depending on pairing mods We feel our ECU re-flash is the best on the market! Un-lock the full power of the TR1 using the simplest tuning solution on the market, PLUG AND PLAY! Send us your stock ECU (located in front of the air box) we will re-flash it in 1 business day and send it back 2 day AIR! Here at Alba Racing we have worked tuning 3 cylinder Yamaha UTV ECU's for years, now we are in the watercraft game! We have spent months testing the TR1 engine and our ECU packages in our local test bay located in San Diego, CA.