Dyno Day – Testing the 2010 Charger before and after Stainless Works Off-Road Long Tube Headers

2010 Dodge Charger Police Package
2010 Dodge Charger Police Package

 

Here is our 2010 Dodge Charger Police Package 5.7L before and after Stainless Works Off-Road Long Tube Headers.

We ran the car with the following mods:

S&B Cold Air Intake

DiabloSport Trinity with 93 Octane and CAI Tune

Results

Max Power: 292.51 whp

Max Torque: 332.25 ft-lb

all SAE corrected

After that we added Stainless Works off-road headers

Stainless Works Off-Road Long Tube Headers for the Dodge Charger 5.7L
Stainless Works Off-Road Long Tube Headers for the Dodge Charger 5.7L
Stainless Works Off-Road Long Tube Headers for the Dodge Charger 5.7L
Stainless Works Off-Road Long Tube Headers for the Dodge Charger 5.7L

We ran the car again and with some A/F adjustment, we’ve got:

Max Power: 311.44 whp

Max Torque: 356.92 ft-lb

Power improvement from Stainless Works off-road headers is 18.93 whp and 24.67 ft-lb

Video of the runs

2010 Dodge Charger Dyno Sheet before and after Stainless Works Headers
2010 Dodge Charger Dyno Sheet before and after Stainless Works Headers

 

 

 

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