aFe Twisted Steel 409SS Shorty Header 04-10 Ford F-150 V8-5.4L

This system is constructed of 1-5/8 IN mandrel-bent 409 stainless steel tubing for maximum strength and durability. Factory style laser cut machined flanges are used used for a secure leak-free seal. Utilizing factory flanges this system is designed to fit in the stock locations with no cutting or modifications required for a hassle-free installation. A mitered merge collector is used to decrease turbulence and increase exhaust velocity resulting in increased horsepower, torque and improved throttle response. Utilizing state-of-the-art computer-aided design technology, this false is designed for custom, high tolerance factory fitment. 100% MIG-Welded for race-proven strength and durability.
Installation Instructions


This Part Fits:

Year	Make	Model	Submodel
2006-2010	Ford	Expedition	Eddie Bauer
2007-2010	Ford	Expedition	EL Eddie Bauer
2008-2010	Ford	Expedition	EL King Ranch
2007-2010	Ford	Expedition	EL Limited
2007-2010	Ford	Expedition	EL XLT
2008	Ford	Expedition	Funkmaster Flex Edition
2006,2008-2010	Ford	Expedition	King Ranch
2006-2010	Ford	Expedition	Limited
2006	Ford	Expedition	XLS
2006-2010	Ford	Expedition	XLT
2006	Ford	Expedition	XLT Sport
2007-2008,2010	Ford	F-150	FX2
2004-2010	Ford	F-150	FX4
2006-2008,2010	Ford	F-150	Harley-Davidson Edition
2005-2010	Ford	F-150	King Ranch
2004-2010	Ford	F-150	Lariat
2008	Ford	F-150	Limited
2009-2010	Ford	F-150	Platinum
2010	Ford	F-150	SVT Raptor
2008	Ford	F-150	THE 60TH ANNIVERSARY EDITION
2004-2010	Ford	F-150	XL
2004-2010	Ford	F-150	XLT
2006-2008	Lincoln	Mark LT	Base
2008-2010	Lincoln	Navigator	Base
2008-2010	Lincoln	Navigator	L
2007	Lincoln	Navigator	L Luxury
2007	Lincoln	Navigator	L Ultimate
2006-2007	Lincoln	Navigator	Luxury
2006-2007	Lincoln	Navigator	Ultimate