Flowtech LS Turbo Headers - 1.75 in Primary - 3 in Collector - Up and Forward - GM LS-Series - Universal - Pair NG50 2003-2006 GMC C4500 Topkick Each side of the FHS-42-O/OFF-1/4 SHPS70025K Size:6-3/4 (54)

2003-2006 GMC C4500 Topkick

No CARB Exemption Order NumberMSD engineers fit all of their high performance distributor experience into a special compact housing designed to be less obtrusive for Ford engines

1985-1989 Chevrolet P20

abrasion-resistant nylon sheathing is bonded to a textile inner braid embedded in a synthetic rubber liner for incredible flexibility while maintaining the ability to withstand high -acuum and hot oil temperatures

Flowtech LS Turbo Headers 1.75 in Primary 3 in Collector Up and Forward GM LS Series Universal Pair NG50 2003 2006 GMC C4500 Topkick Each side of the FHS 42 O OFF 1 4 SHPS70025K Size:6 3 4 (54) 2003 2006 GMC C4500 Topkick No CARB Exemption Order NumberMSD engineers fit all of their high performance distributor experience into a special compact housing designed to be less obtrusive for Ford engines