Quote:
Originally Posted by Hancock
As you seem to be on a regular basis around here, you are right again. I just that the 5.3 is plenty strong for some serious modifications.
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Yes it is plenty strong a fully stock 5.3 with just a preliminary 93 octane tune made 321 RWHP and 350 LB FT of TQ. Plenty of room to add HP and TQ with CAI, exhaust, headers, etc... Stay tuned for more developments! -Chris