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Still rolling these twin turbo kit builds out the door. Here is a 2012 Challenger SRT8 we sent out last week, including dyno graphs and video.
Build Specs:
- Arrington Performance 6.4L based 392 HEMI Short Block
- Arrington Performance 62mm Twin Turbo Kit
- Arrington Performance 1500 Competition Dual Pump Fuel System
- Arrington Performance Competition Fuel Rails
- Southern Hot Rod Nag 1 High Torque Transmission
- Drive Shaft Shop 1400 HP Axles
- AEM Water/Meth kit
- AEM Air/Fuel Gauge
- AEM Digital Boost Gauge
- AEM Fuel Pressure Gauge
- Arrington Performance Competition catch can (air/oil separator)
Street Tune Dyno Graph:

Race Tune Dyno Graph:

Video of the chassis dyno run with the race tune:
https://www.youtube.com/watch?v=OyjuyMrHf9Q