T3/T4 Turbos

Originally posted by jr438
I mean is there any better and bigger turbos out there than a T3/T4 turbo that would be able to give me more power than a T3/T4 turbo. also I don't want to go bigger if I will have lag , and Thank for helping out, I realy apreciated.

JR438

I think the t3/t4 will give you efficient power. Do you already have it installed on your car or are you just doing research????