Virtually indestructible 100% stainless TorqueTubes maximize exhaust extraction, unleashing gobs of torque that'll jam you into the seat and haul you up the grade. Banks' 100% stainless TorqueTubes are virtually indestructible. Includes two full exhaust manifold assemblies, each with a seamless high-velocity collector. Unlike the restrictive stock setup, Banks TorqueTubes literally pull out the exhaust, unleashing greater torque and helping the intake stroke to draw in more air. PartNumber : gbe48715 Description : Banks Power 04-08 Ford 5.4 F-150/Lnc Mk-Lt Torque Tube System Add-On Part : NA Title : Torque Tube Exhaust Header System 04-08 Ford 5.4 F-150 and Lincoln Mark LT Banks Power 2007-2008 Ford F-150 FX2 V8.-cc Exhaust, Mufflers & Tips::Headers & Manifolds 2004-2008 Ford F-150 FX4 V8.-cc Exhaust, Mufflers & Tips::Headers & Manifolds 2006-2008 Ford F-150 Harley-Davidson Edition V8.-cc Exhaust, Mufflers & Tips::Headers & Manifolds 2005-2008 Ford F-150 King Ranch V8.-cc Exhaust, Mufflers & Tips::Headers & Manifolds 2004-2008 Ford F-150 Lariat V8.-cc Exhaust, Mufflers & Tips::Headers & Manifolds 2008 Ford F-150 Limited V8.-cc Exhaust, Mufflers & Tips::Headers & Manifolds 2005-2008 Ford F-150 STX V6.-cc Exhaust, Mufflers & Tips::Headers & Manifolds 2004-2008 Ford F-150 STX V8.-cc Exhaust, Mufflers & Tips::Headers & Manifolds 2008 Ford F-150 THE 60TH ANNIVERSARY EDITION V8.-cc Exhaust, Mufflers & Tips::Headers & Manifolds 2005-2008 Ford F-150 XL V6.-cc Exhaust, Mufflers & Tips::Headers & Manifolds 2004-2008 Ford F-150 XL V8.-cc Exhaust, Mufflers & Tips::Headers & Manifolds 2005-2008 Ford F-150 XLT V6.-cc Exhaust, Mufflers & Tips::Headers & Manifolds 2004-2008 Ford F-150 XLT V8.-cc Exhaust, Mufflers & Tips::Headers & Manifolds 2006-2008 Lincoln Mark LT Base V8.-cc Exhaust, Mufflers & Tips::Headers & Manifolds