Vetteworks now manufactures exhaust collector pipe flange with 2.5" flared 3" long collector pipe & seal for the C5 1997 thru 2004 LS1 Corvette exhaust manifolds. This is a great way to connect a exhaust to factory Corvette C5 exhaust manifolds. Flange is laser machines and is 1/2" thick. (Sold as a pair)
For more information, please visit this products webpage.