Available for the 2018 Dodge Demon.
POWER:
• 880 Rear Wheel HP (1,035 engine hp) @ 6,500 rpm on race gas tune
• 806 Rear Wheel lb-ft Torque (948 engine torque) @ 4,200 rpm
INCLUDES:
• Stainless steel long tube headers with high-flow catalytic converters
• High-flow upper supercharger pulley upgrade
• High-flow lower crankshaft pulley upgrade
• HPE engine management upgrade & chassis dyno calibration
• Professional installation
• All necessary gaskets & fluids
• Chassis dyno testing. You’ll receive a before & after dyno graph report showing power and torque measured at the rear wheels
• Road testing (up to 200 miles)
• Hennessey exterior badge (rear)
• HPE1000 Powered by Hennessey badges (side & rear)
• Hennessey HPE1000 serial numbered plaque (interior)
• Hennessey HPE1000 serial numbered plaque signed by the HPE technician who builds you car (engine bay)
• 1 Year / 12,000 mile limited warranty. Contact a Hennessey Performance sales associate for more details.
• Call Hennessey Performance for pricing and turnaround time details 
Source: Hennessey Performance, Hennessey Performance via YouTube