The ATS 2029403368 Aurora 4000 Scorpion Turbo System for your 2011-2014 6.7L Powerstroke is the perfect turbo replacement option for your truck. Engineered and designed to be a perfect replacement for the old, stock turbo, the ATS Scorpion Turbo system features the reliable Aurora 4000 Turbocharger. The factory turbo charger on the Ford 6.7L Powerstroke is notorious for premature failure and was not designed for a high performance application. The Aurora 4000 is the first and only true drop in replacement. The Aurora 4000 controls high EGTs and high back pressure better than the factory turbo while still spooling similar to the stock turbo charger. The Aurora 4000 is capable of over 700 RWHP. As the only true drop in replacement the Aurora 4000 still utilizes the factory downpipe, intake, and discharge. Making the Aurora 4000 kit the best fitting kit on the market. It will install flawlessly with all of the emissions intact (if your truck has been previously deleted this kit will still install without issue). The Scorpion system yields better overall performance than the stock turbocharger. In final testing, the Scorpion system utilizing the Aurora 4000 turbo, produced lower EGT’s, quicker spool times and up to 60 more horsepower over the OEM turbocharger. The Aurora 4000 turbo comes with a 45º turbo housing and a system developed to utilize the factory down-pipe,intake and discharge pipes. The Scorpion kit installs with no cutting, splicing or custom modifications required. The ATS Scorpion kit also has stainless steel pipes and all the mounting parts you will need for a flawless, easy installation process. This kit is also covered by ATS’s industry leading 5 year/500,000 mile warranty! The ATS Scorpion Turbo System, the best way to put more sting in that Scorpion! This kit comes with an Aurora 4000, pedestal, improved up-pipes with heavy duty bellows, and all the fittings, gaskets, and hardware to do a complete installation. This kit will install on both the standard and cab and chassis models. Have the best of both worlds! This kit is intended for truck owners who want a turbo that will install cleanly, maintain stock spool up times, tow flawlessly but also be able to take to the track. This turbo is intended to be paired with moderate fueling and tuning modifications and is not recommended for stock fuel and calibration.