John Hennessey's Shelby GT350R Mustang testing on the dyno with it's HPE850 Supercharged upgrade. Power increase running on Shell V-Power...

07 August, 2017

A great customer Howard had us build his beautiful purple Hellcat Challenger with our HPE1000 upgrade. Here it is laying...

04 August, 2017

We completed the upgrade to a customer's really cool lifted 2017 GMC Denali with an HPE650 Supercharger. This is one...

02 August, 2017

No words needed. Enjoy a photo of a juicy burnout on our facility we did of a high horsepower HPE1000 Hennessey...

02 August, 2017

We are excited to build out a twin turbo engine upgrade for the Audi R8. This is a beautiful car and...

01 August, 2017

The best donuts are made with rubber and high horsepower! And the 1000 HP Hennessey Hellcat Charger makes some really...

01 August, 2017

Check out the new photo of our HPE1000 Dodge Hellcat Challenger, and a few also with our Charger HPE1000. At 1000...

01 August, 2017

The HPE1000 Hennessey Hellcat hit the dyno and put down 863 HP to the rear wheels. Check out this video...

01 August, 2017

Want to race your Dodge Demon Hellcat down the full 1/4 mile? John Hennessey drives our HPE1000 Hellcat and discusses the...

24 July, 2017

TO: Mr. Tim Kuniskis, Head of Passenger Car Brands, FCA US LLC RE: SET THE DODGE DEMON FREE Dear Mr. Kuniskis, Thank you...

18 July, 2017

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