these are hand made stainless steel exhaust pipes for 1/10 nitro motors. they have been tested on traxxas .12 .15 and .21 motors they will work on any similar sized 1/10 motors using 1/2" silicone header tubing. NOTE!!! these are NOT for 1/8 big block .21 motors. i also have one pipe with a spring style coupler fitting (pic 4&5) NOTE the fitment may vary depending what brand header its installed on. PLEASE SPECIFY AT PURCHASE WHAT STYLE PIPE YOU WOULD LIKE!!!
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