dyno

The folks at Hennessey Performance have been at the front of the pack in terms of tuning the 2018 Dodge Challenger SRT Demon since the supercharged beasts first hit the street last year. Their newest offering is the HPE1200 package, which lifts the output well beyond 1,200 horsepower at the...

After being the first to tune the 2018 Dodge Challenger SRT Demon with the Diablosport software, Joshua Schwartz of High Horse Performance went back to work on the supercharged Mopar monster – this time adding a smaller supercharger pulley. As you might expect, the results are very impressive...

Whenever a new high performance vehicle like the 2018 Dodge Challenger SRT Demon is introduced into the modern market, there is a mad scramble by the top tuning device companies to bring a product to market. For the 840-horsepower Demon, Diablosport was fittingly the first company to introduce a...

The first 2018 Dodge Challenger SRT Demons have been delivered to buyers around the country. With one of those buyers heading to the dyno, we have our first real world power numbers for the monster Mopar muscle car. This video comes to us from the performance shop A2Speed, who has a new...

Last week, Dodge offered up a video of the supercharged Hemi of the 2018 Challenger SRT Demon on an engine dyno.  Understandably, that video has become quite popular: it lets us  watch the exhaust system glow bright red at wide open throttle, while showing the horsepower and torque levels at a...