- Official Post
Here is an Ebay auction for an NOS C5ZZ 5246 K "H" pipe by Ebay member "welbury3028" with a Buy-It-Now of $750.00:
NOS 1965 66 FORD MUSTANG 289 4V PREMIUM FUEL GT H PIPE C5ZZ 5246-K. Condition is New. Shipped with FedEx Ground or FedEx Home Delivery.
https://www.ebay.com/itm/NOS-1965-6…FoAAOSwgHFdihq9
-Fred-