This listing for a used original pair of headers for the 1971 1972 1973 Ford Mustang with the 351C engine and 4 barrel carburetor. These need to be cleaned and blasted but are free for cracks, breaks and rots. They are SPECIFIC to AUTOMATIC transmission only. PLEASE CHECK OUT MY EBAY STORE FOR ADDITIONAL FORD PARTS AND ACCESSORIES. Buyer to pay for shipping. Thank you and happy ebaying. (exhaust trailer)