The results of an independent dyno-day testing are complete!

This independent dyno test was conducted by Steve Maxwell of Steve Maxwell Exotic Car Service in San Diego, California.  The tests were conducted on December 28th, 2004 and used a stock Ferrari Challenge Stradale.

The Results

 31.3 horsepower gain at 6000 RPM.
An average gain of 27 horsepower from 4500 to 6500 RPM.
13.8 peak horsepower at 8600 RPM.
36.6 Ft-Lb of torque increase at 4700 RPM.
An average increase of 27 Ft-Lb of torque from 3500 to 6400 RPM.

Stock Challenge Stradale	Challenge Stradale with Hyper-Flow Converters