Which heads would be better for a modified 5.3 or turbo 5.3
Which heads would be better for a modified 5.3 or turbo 5.3
Robby-2003 Regularcab stepside, 5.3, 93 Nelson tune, 3.73 and Grenade 80, 2/4 drop, 22's LQ4 and 4l80 in garage waiting to be installed!!
1967 Chevy pick-up, torch red, LS6 454 w/mods, 4/5 drop, 18inch Boyd
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