Car and Modifications:

• 2008 BMW M3
• BMC Filter
• Akrapovic Evolution Exhaust
• Active Autowerke Underdrive Pulley
• Active Autowerke ECU
• 6MT
• 93 Octane

Conditions:

• Temparature:: 79.3 degrees F
• Atmospheric pressure: 30.02 inHg
• Humidity: 34.15%
• SAE Correction: 0.986
• STD Correction:  1.015
• Uncorrected: 1.00

Results:

• SAE Corrected: 369whp @ 8100 RPM, 272wtq @ 5755 RPM
• STD Corrected: 379whp, 280wtq
• Uncorrected: 374whp, 276wtq

Dyno Database:

• Dyno files are available from the links below.
• SAE Correction
• STD Correction
• Uncorrected

Dynapack settings:

• Range:  2000-8400 RPMs
• Gear:  3rd Gear 6MT
• Dynapack gear ratio:  6.084 = 1.581 * 3.846
• Ramp Rate:  1 Sec = 400 RPMs
• Ramp Time:  16.0 seconds = ((8400-2000) / 400)
• Settling time:  4-seconds
• Lead-in:  00 RPMs

Individual Dyno Results:

Individual dyno results are shown below.  SAE corrected, STD corrected, and Uncorrected.

The legend below has the following meaning:

• Dyno Run:  Dyno run file
• Boost Avg:  Boost calculated using trend line.  This is the "official" boost for this dyno run.
• Boost Peak:  Peak boost observed on this dyno run.
• Temp(F) = Temperature (Farenheit)
• RelH = Relative Humidity
• Pressure(Hg) = Barometric Pressure
• DA(ft) = Density Altitude
• WHP(unc) = Uncorrected wheel horsepower
• WTQ(unc) = Uncorrected wheel torque
• WHP(std) = Dynapack STD corrected wheel horsepower
• WTQ(std) = Dynapack STD corrected wheel torque
• WHP(sae) = Dynapack SAE corrected wheel horsepower (SAE-J1349)
• WTQ(sae) = Dynapack SAE corrected wheel torque (SAE-J1349)