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400ex pipe filter suggestion

1073 Views 4 Replies 5 Participants Last post by  Redracer
I have just bought a trx400 and i'm looking for ideas for a pipe and filter
I ride mostly trails and some dune probably 75% trails and 25% dunes.
Reliability is high on my priority list also it needs to be forestry approved.
the supertrapp has removable disc to change the db's does any body use this
pipe
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hmf they have different tips to change dbs.hmfracing.com
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