Wiles Driveshafts have proven over and over for us that they can handle the power, and low 1 second 60ft times on 4,000lb plus cars.
Note: HP90 Equipped vehicles including 392/SP Cars that have been swapped. Keep in mind if you swapped a 392 Challenger, order a Challenger Shaft, likewise, if you have a Charger with HP90 Swap, you need a Charger Shaft.