aFe Silver Bullet Throttle Body Spacers TBS Ford F-150 04-10 V8-5.4L

Silver Bullet throttle body spacers create turbulence in the air flow at the point just prior entry into the engine increasing horsepower, torque and improving throttle response and fuel efficiency. Silver Bullet throttle body spacers are constructed out of durable T-6061 billet aluminum and using a unique serrated/helix entry to create turbulence at the manifold while eliminating the annoying whistle found in other helix only throttle spacers. Silver Bullet Throttle Body Spacer Kit Ford F-150 04-10 V8-5.4L Ford F-150 04-10 V8-5.4L Fitment: Ford Expedition Eddie Bauer 2004 to 2009 Ford Expedition EL Eddie Bauer 2007 to 2009 Ford Expedition EL King Ranch 2008 to 2009 Ford Expedition EL Limited 2007 to 2009 Ford Expedition EL XLT 2007 to 2009 Ford Expedition Funkmaster Flex Edition 2008 Ford Expedition King Ranch 2006 Ford Expedition King Ranch 2008 to 2009 Ford Expedition Limited 2005 to 2009 Ford Expedition NBX 2004 Ford Expedition XLS 2005 to 2006 Ford Expedition XLT 2004 to 2009 Ford Expedition XLT Sport 2004 Ford Expedition XLT Sport 2006 Ford F-150 FX2 2007 to 2008 Ford F-150 FX2 2010 Ford F-150 FX4 2004 to 2010 Ford F-150 Harley-Davidson Edition 2006 to 2008 Ford F-150 Harley-Davidson Edition 2010 Ford F-150 King Ranch 2005 to 2010 Ford F-150 Lariat 2004 to 2010 Ford F-150 Limited 2008 Ford F-150 Platinum 2009 to 2010 Ford F-150 SVT Raptor 2010 Ford F-150 THE 60TH ANNIVERSARY EDITION 2008 Ford F-150 XL 2004 to 2010 Ford F-150 XLT 2004 to 2010 Ford F-150 Heritage XL 2004 Ford F-150 Heritage XLT 2004 Ford F-250 Super Duty King Ranch 2004 to 2007 Ford F-250 Super Duty Lariat 2004 to 2007 Ford F-250 Super Duty XL 2004 to 2007 Ford F-250 Super Duty XLT 2004 to 2007 Ford F-350 Super Duty King Ranch 2004 to 2007 Ford F-350 Super Duty Lariat 2004 to 2007 Ford F-350 Super Duty XL 2004 to 2007 Ford F-350 Super Duty XLT 2004 to 2007 Lincoln Mark LT Base 2006 to 2008