Step up your game with the Sierra Fullboost Stage 2, built for riders who want serious power, higher top speed, and a more aggressive ride on the water.

💨 Next-Level Performance

This setup delivers stronger mid-range pull, faster acceleration, and a more responsive throttle feel.

🚀 Top Speed Upgrade

Reach 84–85 MPH with improved stability and overall performance.

⚙️ Includes:

✔️ NS Map Tuning – Sierra Fullboost

✔️ NS Fullboost Air Intake

✔️ NS Fullboost Exhaust Kit

✔️ NS Fullboost Pump Wedge

✔️ NS Fullboost Ribbon Delete

🔥 Benefits:

• Increased horsepower and acceleration
• Better hook-up and handling
• More airflow and exhaust efficiency
• Optimized tune for maximum output

💲 Price: $1,050

💥 Perfect for riders ready to push beyond Stage 1 and feel a real jump in performance.