All it takes is a quick 30 minutes to get the double-digit horsepower gains of BBK Power-Plus Throttle Bodies. These direct factory replacements are custom-made from 365 aluminum, so they install easily with no modifications. 1-year warranty.
Give your GM flow and go with the Jet Performance Powr-Flo Throttle Body. This just-for-GM aftermarket throttle body boosts airflow, throttle response and horsepower throughout the RPM range. Plus the bolt-on design and preinstalled electronics make for a quick plug-n-play install. 2-year limited warranty.