R1 Performance Package | W220 | S 55K | 538 HP / 566 LB-FT | 5.5L Supercharged V8 | M113 mercedes-benz-gle-class--166---2016-2020--gle-43-amg-esr2808532 1 at 3090 rpm lb-ft

1 at 3090 rpm   lb-ft  400

Gains: Up to +222 HP | +83LB-FT

From the factory

Gains: +16HP & +20LB-FT

664 LB-FT @ 2

R1 Performance Package | W220 | S 55K | 538 HP / 566 LB-FT | 5.5L Supercharged V8 | M113 mercedes-benz-gle-class--166---2016-2020--gle-43-amg-esr2808532 1 at 3090 rpm lb-ftR1 Performance Package for 220 S 55 AMG Kompressor. Includes ECU Upgrade, Crankshaft Pulley and Upgraded Intercooler Pump. Up to 538HP and 566 LB FT. Gains: +45HP & +48 LB FT Performance package R1 includes our proprietary HHT Hand Held Tuner ECU Upgrade and crankshaft pulley in addition to our higher efficiency intercooler pump for increased, power, performance and throttle response across the entire powerband. R1 Performance Package includes: