bought a 2017 kw w900l

[Waterloo]

Fuel pump, overhead and EGR tuneup, along with the crankcase filter. The demandate is accomplished via software, other than the cans. The NexQ knockoffs do not work, either spend the money on a real one or get a knock off Inline reader off of eBay. Yes, you can leave the emissions intact and tune the motor to run more efficient. May be something you need to look at. If you haul heavy, you need to change out that rear end, that 18 speed will only go so far.