Hennessey Performance HPE850 Muscle Cars – Ford Mustang GT350, Dodge Challenger Hellcat, And Chevy Camaro ZL1
HPE850 FORD MUSTANG SHELBY GT350
The 2019 Shelby GT350 850 horsepower upgrade includes a 2.9L supercharger system with 5-6 psi boost, high-flow throttle body, high-flow fuel injectors, boost-a-pump fuel pump upgrade, and high-flow air induction system. With a completed HPE850 package upgrade, GT350’s can give an estimated 751 rear wheel HP and 514 rear wheel lb-ft torque
HPE850 CHEVROLET CAMARO ZL1
The 2019 Camaro ZL1 & 1LE 850 horsepower upgrade includes a lower pulley upgrade, high-flow cylinder heads, upgraded valve springs, intake and exhaust valves, upgraded lifters and push rods, high-flow air induction system, long-tube stainless steel headers, stainless steel midpipes, high-flow catalytic converters, and custom Hennessey camshaft upgrade
HPE850 DODGE CHALLENGER HELLCAT
The 2019 Challenger Hellcat 850 horsepower upgrade includes an upgraded tuning software, high-flow air induction system, and a loower pulley upgrade increasing boost to 14 psi.