Joined
·
36,602 Posts
with a 99 up and bolt ons along with pp heads/intakes and a nice cam set up you can see 230-250rwhp and tq with a 4.2 ALOT MORE nearly 290rwhp and tq I would say. if you have a automatic..... lower numbers..... Ill let you know as soon as i get my stuff installed 
may be a bit though
may be a bit though 
