Seller notes

Compatible with 1970-1974 Firebird T/A, 1964-1974 GTO/LeMans/Grand-Am: 350-455, Tube Size 1.625 in., Collector Size 3 in.; Flowtech 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 in. 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 cer...

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