Complete Your Long Tube Header Install When Installing BBK Long Tubes Headers on your 2011 - 2014 Ford F - 150 Coyote Truck you must also use this BBK Performance 2.5 inch to 3.0 high flow catted Y mid - pipe kit. Combined with the added flow from your headers, this BBK Performance mid - pipe will dramatically increase the sound and performance of your Coyote powered F150 truck and will be sure to turn heads.