www.goldeneaglemfg.com -sleeving service-I was going to have mine sleeved, but then hondata came out with the s300...only need blockguard with that kind of tuning...

you can also check out
www.dartonsleeves.com

or
www.aebsracing.com
pm westcoaststyle for more info on AEBS t-sleeves

AEBS costs, more, that's about all I know about it...I hear good things about all of them, though!!