re packing pipe? by der_berger » Tue Feb 26, 2013 12:49 pm
hey i have a fmf ti powercore muffler on my 05 crf 450r. and have had it on for almost 2 years now. i was wondering if there was a time inerval to replace the packing. i looked on fmf's website but couldnt find anything about how often i should do it.