I posted this before but it may help here:

Thank you for contacting KLEEMANN USA! I have attached a full price list for your Chrysler Crossfire in Microsoft Word format. Our kompressor system for your Crossfire is priced at $9,500.00 plus installation.

Installation typically runs in the $1300.0 range, depending on which authorized dealer you choose. You can find a complete list of dealers on our website at www.kleemannusa.com. Click on the contacts link, then USA.

The KLEEMANN kompressor will increase HP to 330 and torque to 325 lb/ft. We can further enhance output with stage 2 ($10,500.00) which also includes an ECU upgrade good for a total of 350 HP and 345 lb/ft. of torque. KLEEMANN offers a one-year, unlimited mileage warranty on all KLEEMANN components. Installation can take place at any one of our authorized KLEEMANN dealers.