Glad to report my milage went from 13.0 with no deletes to 17.3 with all deletes and smarty box on 4 . Even my wife said it was a good investment.
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2009 dodge 2500 mega 4x4 all deletes, smarty, home made bumper, warn winch, 37 nitto mud, 18" kmc rocks 6"fabtech lift, rbp 4 exhaust airaid intake, pionneer katzkin leathers, indash dvd nav, mtx componets, amp, sub, rhino lined. Cooler full of bud softtopper, bushwacker flares
2001 hummer h1, 1993 hummer h1,2006 dodge magnum RT, 2006 toyota scion xb, 2005 hummer h2, 1929 model a,1928 model a, 1932 ford deuce coupe,1998 ford mustang GT,1955 chevy short box air ride.