Flowtech Long Tube Headers - 1970-79 Firebird Trans Am/1964-75 GTO/LeMans/Grand-Am - 350/455 - 1.625" - 3" Collector - Ceramic Coated H759C04XXL Side B is AN-10

Side B is AN-10

Cold Air Intakes

4WD and towing in 350c

longer engine life and refined motorsport styling

1980-1999 GMC P3500

Flowtech Long Tube Headers - 1970-79 Firebird Trans Am/1964-75 GTO/LeMans/Grand-Am - 350/455 - 1.625" - 3" Collector - Ceramic Coated H759C04XXL Side B is AN-10Flowtech 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 and corrosion resistant metallic ceramic thermal coating that increases exhaust velocity and reduces underhood temps