Built to CruiseBTC Update: ISIS Power Cell Trunk Mount Posted on April 30, 2011July 17, 2013 by Michael Raburn We located the rear powercell in the left side trunk pocket. This one will primarily power the rear lights and some runs will return up front to control the air blower motor. Michael Raburn Owner of StangNet.com and Pro3 Industries, Inc. BTC update: BBK Cold Air Kit BTC is on her own feet now!