Holes drilled in airbox side cover???

3454 Views 17 Replies 8 Participants Last post by tecdady, Jul 20, 2006

ca412686

Discussion Starter · Jan 3, 2005

Hey, I noticed a few people had some holes drilled in the sides of their airbox for motard/street use? Just wondering if this is a common mod and if it actually flows a bit better air????

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WR 450 Sm

· #17 · May 27, 2006

Here is a airbox mod from Holland, it works great if you do a complete job.

1: Other exhaust system
2: bigger main jet
3: Dyno run

49,9 Hp @ the rear