NO NO NO...I think you got the wrong end of the stick here...I mean the INTAKE MANIFOLD that bolts to the head...not the plumbing from the air cleaner to the t/body....this is a FULL manifold !.As to emissions Quote From HMS Inc 'Terms & Conditions'...'It is the customers responsibility to insure that any/all upgrades,modifications or custom work meets local and federal terms,laws and conditions(re Penny Haines,President,HMS Inc)
