I copied this from MOPAR Performance and I hope this helps you. It states there is no warranty so I would make sure you get a something in writing from Chrysler and not from the dealer.
Mopar Performance Parts are sold "as is," without any warranty whatsoever. Implied warranties, including warranties of merchantability or fitness for a particular purpose, are excluded. The entire risk as to quality and performance of such parts is with the buyer. Should such parts prove defective following their purchase, the buyer and not the manufacturer, distributor or retailer, assumes the entire cost of all necessary servicing or repair.
Chrysler, Dodge, and Jeep® vehicle and parts warranties are voided if the vehicle or parts are used for competition or if they fail as a result of modification.
Notice
Federal and many state laws prohibit the removal, modification or rendering inoperative of any part or element of design affecting emissions of safety on motor vehicles used for transporting persons or property on a street or highway. Violation may result in a fine of up to $27,500 per vehicle. Mechanical and/or electronic performance parts cannot be use used on vehicles used on the streets or highways. These parts may be used only on vehicles used solely in sanctioned off-highway events. No other applications are intended or implied.
Here is the link. I hoope this helps
http://www.mopar.com/perf_pt_turbo.html