Anyone know where I can find the aluminum airbox found on the 450ex in Dirt Wheels and how much? Also, my Battery is dead and I have a White Brothers rev kit and I remember someone saying there is a more powerful battery to use? What is it, where can i find it, and how much? Thanks a ton.

 

you can find the aluminum airbox on ebay right now. search 400ex...

The battery you can get from lrd performance.
I have one and it really makes a difference. no problem starting now..