I want to see what numbers you guys are getting from NA 5.3
and 6.0 engines.
I want to see what numbers you guys are getting from NA 5.3
and 6.0 engines.
mostly stock 04 silverado 1500 CC
Gibson Headers and Sport truck Cat Back
5.3L 3.73 Detroit True Trac
165F therm,HpTuner
07 17" Sierra wheels
Dark Grey
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