US tuner Hennessey Performance has released their Hennessey HPE700 upgrade for all AMG vehicles equipped with the 5.5 liter V8 Biturbo engine. The first luxury sedan to receive the kit is this 2013 Mercedes-Benz E 63 AMG.
The performance upgrade offer an output of 700bhp at 5,200rpm and a maximum torque of 800 lb-ft at 3,800rpm. The technical upgrades include a HPE air induction system modification, HPE engine management calibration, HPE engine management calibration, dyno tuning and installation.
Optional upgrades are a premium wheel and tire packages, suspension upgrades and carbon fiber trim accessories. The whole kit also offers Hennessey exterior badging, a serial-numbered dash and engine plaques, and three year or 36,000 mile limited warranty.