Headers for Buick 350 1 3/4" SAP (same as port) Header Flange Gaskets HG9400 earls-performance 5-inch with a single turn-down

5-inch with a single turn-down exit under each quarter panel for a stealthy look

4 V8 2001 - 2002 GMC Sierra 2500 HD 364/6 V8 2001 - 2002 GMC Sierra 3500 364/6 V8 2002 Chevrolet Silverado 2500 364/6 V8 2001 - 2002 Chevrolet Silverado 2500 HD 364/6 V8 2001 - 2002 Chevrolet Silverado 3500 364/6 V8 2002 GMC Sierra 1500 Denali 364/6 V8 2001 GMC Sierra 1500 C3 364/6 V8 2002 GMC Sierra 2500 364/6 V8 1996 - 2000 GMC Savana 2500 350/5

6L V8 1995 Ford Mustang GTS 302/5L V8 2003-2004 Ford Mustang Mach 1 281/4

6L V8 1965 - 1966 Chevrolet C10 Pickup Base 230/3

Headers for Buick 350 1 3/4" SAP (same as port) Header Flange Gaskets HG9400 earls-performance 5-inch with a single turn-downOverview: Header Flange Gasket Specs: Brand: Doug's Headers Prop 65 (C, R or CR): CR Prop 65 Yes No: Yes Title: Doug's Headers HG9400 Buick 350 1 3 4" SAP (same as port) Header Flange Gaskets Part Number: HG9400 Emissions: This Product is Certified by the Manufacturer as being Non Emissions Related part per CARB and EPA regulations and therefore does not require emissions certification or CARB EO and is legal in all 50 states.