Aircraft quality CNC machined 356 aluminum castingsUnique design improves air velocityImproved throttle responseIncludes updated electronics pre-installedCompatible with other performance upgradesJET's throttle body is a direct bolt on, hi-flow replacement for most GM vehicles. This will provide increased air flow, improved horsepower and better throttle response throughout the entire RPM range. Installs in minutes with all updated electronics pre-installed.