Performance Upgrade
Standard fuel
Calculated with the standard fuel your engine type uses.
Standard maintenance
Average engine condition, no modified hardware.
Safe calibration
Conservatively tuned within safe margins.
We communicate the minimum guaranteed gain, not marketing numbers. In practice the results are often higher.
Original Power
485 HP
After Tuning
505 HP
Power Difference
+20 HP
Original Torque
644 NM
After Tuning
665 NM
Torque Difference
+21 NM
+20 HP / +4%
+21 NM / +3%
2008 -> · SRT 392 6.4 V8 485hp
Unlock +20 HP & +21 NM for your Dodge Challenger.
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