This is an IDP 5.5″ to 4″ reducing coupler for a race cover to 4″ intake pipe with clamps for connection.
Our new Irate Diesel Performance compact, low profile performance fuel system design has been on the market for well over a year now.
We have many many hundreds of units out there running on daily drivers as well as full race vehicles. As a result we can honestly say this has become one of our most successful race designs to date.
If you are serious about upgrading then be assured your new Irate Fuel System is tried and true with plenty experience to back it.