FlowTech 1963-1974 Corvette - Small Block Chevrolet - 1-5/8 x 3 in. 11106FLT 2001-ford-expedition-esi8280669 2006 GMC Sierra 3500 SL

2006 GMC Sierra 3500 SL 2001-2006 GMC Sierra 3500 SLE 2001-2006 GMC Sierra 3500 SLT 2004-2006 GMC Sierra 3500 WT 2007 GMC Sierra 3500 Classic SL 2007 GMC Sierra 3500 Classic SLE 2007 GMC Sierra 3500 Classic SLT 2007 GMC Sierra 3500 Classic WT 2015-2019 GMC Sierra 3500 HD Base 2011-2019 GMC Sierra 3500 HD Denali 2007-2019 GMC Sierra 3500 HD SLE 2007-2019 GMC Sierra 3500 HD SLT 2007-2014 GMC Sierra 3500 HD WT

or cylinder head

2007-2008 Isuzu Ascender S 2006-2009 Saab 9-7x 4

055 in Head - 11/32 in Valve Stem - 0

FlowTech 1963-1974 Corvette - Small Block Chevrolet - 1-5/8 x 3 in. 11106FLT 2001-ford-expedition-esi8280669 2006 GMC Sierra 3500 SLFlowtech headers are the perfect combination of performance and value. Flowtech long tube headers are precision engineered using mandrel bent tubing, formed collectors and 5 16" flanges with sealing rings for a leak free seal. All mounting hardware and gaskets are included for a simple installation. This header is coated in a high heat resistant black paint for a stealthy appearance. FlowTech 1963 1974 Corvette Small Block Chevrolet 1 5 8 x 3 in.