by using NON adjustable parts to lower your truck, ie spindles, coil springs, shackles, lowering blocks, de-arched leaf springs, ball joint spacers, and a lil twist of a torsion bar
yes but i wouldnt recomend it unless you've done it. because most people heat them to where they want them to sit then comeout and see it the next day and 1 side is itwo inches lower.