Keeps heat in the exhaust tract and out of the engine bay, theoretically leading to better spool times and increased efficiency. Do it.
hey guys, since i had such a great reposnce to my catch can thread ill try this out again,
Arnold offers, hpc coating for manifold and turbine housing,
what are the benefits and is it worth the money, for the money i'm spending i figure whats another $200 if its beneficial to the setup
pics for clicks