Specter Werkes has teamed up with Lingenfelter Performance Engineering to provide engine packages for our C5, C6, Cadillac, Camaro and the exclusive Specter Werkes flagship GTR. This partnership with Lingenfelter and Specter Werkes accomplishes the perfect synergy of Passion, Performance and Design. No matter if you want it mild or wild, Specter Werkes has a performance package for you.