57-1542/63-1114 - K&N has designed a performance air intake system for the 2008 and 2009 Dodge Challenger and Charger with the 5.7 and 6.1 liter engine and the 2008 and 2009 Chrysler 300C with the 5.7 and 6.1 liter engine. K&N dynamometer tests show a 16.4 horsepower gain at 2600 RPM with use of this K&N air intake modification. K&N tests multiple vehicles for each air intake kit it makes to ensure a consistent horsepower and torque gain. This video demonstrates the steps needed to install a power gaining K&N air intake into an 08 and 09 Dodge Challenger / Charger and an 08 and 09 Chrysler 300C with the 5.7 and 6.1 liter engine. Refer to each intake's instruction sheet for full installation details.