The Vortec HO 6000 or VortecMAX is a special high-output version of the Vortec 6000 V8 truck engine originally designed for Cadillac. This engine was introduced in other truck lines as VortecMAX for 2006. It features high-compression (10:1) flat-top pistons for an extra 10 hp (7.5 kW) and 10 ft·lbf (14 N·m), bringing output to 345 hp (257 kW) and 380 ft·lbf (515 N·m). LQ9s are built only in Romulus, Michigan. GM also listed it as based on LS architecture.
This kit includes a re programmed factory ECU with all vehicle anti theft removed, & Harness for use with mechanical cable drive or drive by wire throttle bodies, depending on application. Includes fuse block, electric fan controls, relays for electric fans & fuel pump. Harness is 5 wire hook up to chassis (12v+,ignition, tach, fuel pump , electric fan +) this system requires the use of 2 o2sensors and MAF sensor not included in all kits. Some drive by wire applications may require a tach module, call for more info. There is no ECU core required. Please call or Contact us for VVT applications. Depending on engine trans combo some of these packages can run GM automatic transmissions as well. Please call or Contact us