R1 Performance Package for G 320 (W463- 235 HP / 250 LB-FT) mercedes-benz-amg-gt--192---2023-present--amg-gt-63-esr9040500 ECU+ Upgrade | 540HP /

ECU+ Upgrade | 540HP / 705LB-FT | +105HP / +262LB-FT

Rated by RENNtech (peak @wheel):             682 whp @ 6

RENNtech products are manufactured to perfectly match the stock AMG GT R exhaust system and include all necessary mounting hardware and clamps

Chromoly for stronger stiffer subframe

495 LB-FT @ 4750 RPM

R1 Performance Package for G 320 (W463- 235 HP / 250 LB-FT) mercedes-benz-amg-gt--192---2023-present--amg-gt-63-esr9040500 ECU+ Upgrade | 540HP /R1 Performance Package for 463 G 320. Includes ECU Upgrade and Flat Top Air Box. Up to 235HP and 250LB FT. Gains: +20HP & +21LB FT Our performance package includes our proprietary ECU tune in addition to our full carbon fiber airbox for a gain of +20 HP and +21 LB FT over stock. R1 Package includes: RENNtech ECU RENNtech Carbon Fiber FLat Top Air Box G 320 (W463) Stock Performance: 215 HP @ 5700 RPM; 229 LB FT @ 3000 4600 RPM Modified Performance: 235