You'd be surprised at how much extra you'll get out of getting rid of that pesky airbox. Look into getting a freak kit, in fact I think someone has one for sale in the classifieds. That with all the other stuff your doing you'll notice a nice difference.
2008 Speedy, AI removed, DIY airbox destruction with K&N filters, spectres, re-jetted and "custom" rattle can paint job.
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