GMC Vortec Max SLT 6.0 L for sale. These trucks are rare to find. 2009 was the last year the Vortec Max were made. Has a 6L80E 6 speed transmission. Also has a heavier duty axle. Has a 2.5 inch rough country leveling kit and borla exhaust. Sunroof, Navigation, Sirius xm and cold air intake. Tires are at 20%. 149,058 miles. Call 7eight5-2eight2-4zero29