Flowmaster Super HP-2 Muffler 304SS - 2.50 Center In./2.50 Center Out - Moderate Sound 12518304 2001-ford-e-250-econoline-esi7349623 3 Liter 4L60-E-HD

3 Liter 4L60-E-HD

GT30 / GTX30

2006 Chevrolet Silverado 3500 WT 2007 Chevrolet Silverado 3500 Classic LS 2007 Chevrolet Silverado 3500 Classic LT 2007 Chevrolet Silverado 3500 Classic WT 2007-2011 Chevrolet Silverado 3500 HD LT 2007-2011 Chevrolet Silverado 3500 HD LTZ 2007-2011 Chevrolet Silverado 3500 HD WT 1987 Chevrolet V20 Custom Deluxe 1987 Chevrolet V20 Scottsdale 1987 Chevrolet V20 Silverado 1987 Chevrolet V20 Suburban Custom Deluxe 1987-1988 Chevrolet V20 Suburban Scottsdale 1987-1988 Chevrolet V20 Suburban Silverado 1989-1991 Chevrolet V2500 Suburban Scottsdale 1989-1991 Chevrolet V2500 Suburban Silverado 1988 Chevrolet V30 Cheyenne 1987-1988 Chevrolet V30 Custom Deluxe 1987-1988 Chevrolet V30 Scottsdale 1987-1988 Chevrolet V30 Silverado 1975-1978 GMC C25 Base 1975-1978 GMC C25 High Sierra 1975-1978 GMC C25 Sierra Classic 1975-1978 GMC C25 Sierra Grande 1975-1978 GMC C25 Suburban Base 1975-1978 GMC C25 Suburban High Sierra 1975-1978 GMC C25 Suburban Sierra Classic 1975-1978 GMC C25 Suburban Sierra Grande 1973-1974 GMC C25/C2500 Pickup Base 1973-1974 GMC C25/C2500 Suburban Base 1979-1986 GMC C2500 Base 1979-1986 GMC C2500 High Sierra 1989-1993 GMC C2500 Sierra 1979-1986 GMC C2500 Sierra Classic 1979-1982 GMC C2500 Sierra Grande 1994-2000 GMC C2500 Sierra SL 1989-2000 GMC C2500 Sierra SLE 1994-2000 GMC C2500 Sierra SLT 1989-1993 GMC C2500 Sierra SLX 1979-1986

On the inside

What size headers come with this kit

Flowmaster Super HP-2 Muffler 304SS - 2.50 Center In./2.50 Center Out - Moderate Sound 12518304 2001-ford-e-250-econoline-esi7349623 3 Liter 4L60-E-HDFlowmaster has taken the laminar core of our classic HP 2 muffler and wrapped it in a new compact square case. The new Super HP 2 Series muffler offers the same great performance benefits and moderate tone that you would expect from our laminar flow mufflers, now in a new sleek styling. These mufflers are available in either a 409S stainless steel case or a polishable 304S stainless steel case and in sizes ranging from 2. 00 in., 2. 25 in. and 2. 50