i think this is a original tuned pipe from hpi???
bought this kit used u see..
i also have a black plastic pipe with two cones.. what do u guys think is the best for now until i order a new pipe???https://www.hpisavageforum.com/gallery/data/742/IMG_20120308_225820-x2.jpg
i,ll be using 25% byrons with 11%oil
or 20 % if thats what is best.. i have that too.. so is not good to run em in winter time then??
i have a sock on the cooling head and can over the airfilter.. and a center skid plate to protect the bottom of the engine from snow..