The Kong Performance CNC Ported LT4 Supercharger & Snout with the new "Stage X" Port Upgrade represents the pinnacle of factory supercharger enhancement. Building on precision CNC porting, the "Stage X" adds specialized machining based on advanced flow simulations, chassis dyno validation, and track testing to maximize airflow and power potential. When paired with supporting modifications and proper fueling, this upgrade enables the LT4’s 1.7L supercharger to produce over 1000rwhp, eliminating the need for larger superchargers. Transform your stock LT4 supercharger into a high-performance powerhouse designed for serious enthusiasts demanding extreme power and reliability.