Each supercharger kit comes with 1 tune, any additional tune requires purchasing.
- Target boost
- 380/425 kit max 8 psi
- 460 kit max 11 psi
- 500 kit max 14 psi
Please reference our pulley page in determining your appropriate pulley size and elevation to match your tune.
https://www.packardperformance.com/collections/rzr-pro-r/products/rzr-pro-r-supercharger-pulleys