i have brand new 600 dual ball bearing turbos 4 sale!!!these turbos were custom made by ginn motorsports 4 me... these turbos have a bigger a/r.and pull way harder than jim wolfs single ball bearing turbos... im letting them go cuz i need 2 move out on my own therefor putting my plans on hol 4 a while... these turbos r the best 4 street use, and require a 5 bolt down pipes!!!!!!!! im willing 2 let these go 4 $2,300 shipped!!!!!! these will also be on ebay by tomorrow!!! twinturbocoqui@yahoo.com or 650-438-6271 ask 4 pierce