muffler mods

Hey gang! I have a new (2 month old) ms194ce and I've adjusted myself into a hole post muffler mod. The saw has about five tanks through it, and has always had trouble starting. It's only seen motomix for fuel. The saw starts to take on the second or third pull, but when I turn both chokes off...

So a little back story here. About 10 years ago my Dad bought a cs 400 to use cutting cedar / pine posts. He loved using the saw until a poplar went sideways and killed the saw with it. Fast forward to a couple months ago and I see one for sale for $90 and go look at it. It checks out nice, and...

I have been using 266xp exhaust deflectors (503589901) for muffler mods for some time but these are NLA down under. From searches seem to be getting difficult to find in US also. What are you guys using? I find that the 288xp deflector (503078301) can be a little bulky for small to mid sized...