Performance Mods - Engine - 3.6 Liter Pentastar V6
okay guys i have couple of things i need help on.
so let me know what yall know about these problems.
first of all, i had stock 20s on my truck and changed them to 17s
with low tires. After i changed them i noticed the mph changed.
today i got besides my friend going a constant speed (60 mph)...