[Moderator Note: The logical caveat of hearsay applies to this post. - Mike Substelny, DML moderator of the week] Hi Andy, I asked one of PJ Grady's mechanics on wethener or now it was nessary. They said it was not, and the only really inportant one was the one that is between the muffler and the engine. I believe someone sells a metal replacement. - Shain #10140 ----- In Response To ----- > hey everyone, > > after having my engine degreased and steam cleaned, i see that > the high pressure steam these guys were using pretty much > destroyed my already crumbling catalytic converter heat shield. > is this thing really necessary? what it is shielding against? > it looks like a bear to replace - any comments on that? > > thanks > Andy > Soma576@xxxx > 1982 DeLorean DMC-12 VIN#11596 > Fargo, ND 58102