Flowmaster American Thunder Cat-Back Exhaust For 21-23 Ford F-150 2.7L/3.5L/5.0L 1999-2007 silverado 1500 This kit utilizes two Squadron

This kit utilizes two Squadron Pros (4

These up-pipes are designed to lower EGT's

For Late Model LS GM Vehicles

includes both Low Pressure (Large) and High Pressure (Small) wheels

while cutting total weight as well

Flowmaster American Thunder Cat-Back Exhaust For 21-23 Ford F-150 2.7L/3.5L/5.0L 1999-2007 silverado 1500 This kit utilizes two SquadronFlowmaster introduces our new American Thunder stainless steel cat back exhaust system for the 2021 2023 Ford F 150 with the 2. 7L, 3. 5L and 5. 0L engines. This system uses a Super 40 series muffler for a deep powerful sound and increased performance. Maximum dyno gains of 11 HP and 10 LB. FT. at the rear wheels. Mandrel bent 409 stainless steel tubing is used for maximum exhaust flow and durability. The system has a 3. 0 inch inlet pipe and dual 2.