best 6 inch lift kit

[gregp68]

im new to site and im looking for some advice. i want to put a 6 inch lift kit on my 1978 gmc jimmy i was wondering what would be the best lift. i know every one has there opinon and i want to hear them. i will be doing the work my self in my gurage.

and i was wondering if i put a 6 inch lift on my truck can i fit 37 inch tires on iy