Your factory heads are leaving power on the table 👀 At GPI, we take OEM castings, machine in house, and make them do what they should’ve done from the start: move air. 💨 We put hours of R&D into perfecting our Gen 5 LT CNC program for an end result of 320cc Intake Port Volume and 116cc Exhaust Port Volume 💪🏽 What does that mean for your build? ⬇️ -Improved cylinder fill in the lower RPM range for stronger torque where you need it most -Substantial airflow increases up top to keep pulling har
Your factory heads are leaving power on the table 👀 At GPI, we tak…
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