The BBK engineers have designed a great simple bolt on 85mm or 90mm throttle body that will increase airflow for better throttle response and increased horsepower and torque-how about an additional 12-24 Horsepower on any 2013-2016 Dodge 5.7L or 6.4L Hemi application without sacrificing mileage or drive ability. Available in 85mm/90mm versions our New Power+Plus Series Hemi Throttle Bodies are manufactured from brand new CNC machined 356 Aluminum Housings that are fitted with the highest quality components and brand NEW Factory OEM Electronic throttle controls-making installation a true bolt on with no modifications. The best part is you get some real world horsepower for under $500 retail.