Brand New Castings
Version with larger body and ports
With these custom reproductions you can expect better flow and better performance. Can be used from 1969 and newer Oldsmobile big block engines: 400, 425, 455 with dual exhaust. Larger exhausts can be used with these, designed for 2-1/2" piping but can work with 2-1/4".
WARNING: This product can expose you to chemicals including lead, sulfur, nickel, chromium, vanadium, titanium, polyvinyl chloride, and 4,4’-methylenebis (2-chloroaniline), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.
