https://granatellimotorsports.com/i-30500017-granatelli-motorsports-xtreme-series-coil-on-plug-connector-kit-28-0504-xcp.html

More Power. The Granatelli Motor Sports Coil Pack makes more power then the original weak factory oem factory coils to improve throttle response and to produce up to 18 more horsepower out of your HEMI. Fits ALL 5.7L/6.1L/6.2 Hellcat/ 6.4L  Engines, Cars, Trucks & SUVs

Better Design, Better Fuel Economy. GMS's patented design features an improved spark that burns fuel more completely releasing all it's potential energy translating into better fuel economy and power. Plus this coil has 0 ohms of resistance, so it does not interfere with the radio or other electrical devices.

Application. The Granatelli Motor Sports Coil Pack is designed as a direct performance replacement upgrade for the 2005 to present 5.7 & 6.1 equipped Dodge HEMI's. This coil pack is ideal for stock and mildly modified engines.

• Adds up to 10 more HP
• Improves mileage and throttle response
• Direct performance replacement
• 80,000 Volts

Fits 2005-Present 5.7L/6.1L/6.2 Hellcat/ 6.4L  Engines, Cars, Trucks & SUVs