Does Catalytic Converter Need Heat Shield

Spray the converter s heat shield bolts with penetrating oil about an hour before you go to work on them.

Does catalytic converter need heat shield. Universal catalytic converter shield solves the problem of missing catalytic converter heat shields. For various reason we never did anything about it. If it is between the body and the converter its absence might be important. Converter bolts will heat seize just like any other bolts in your exhaust system and a bit of penetration oil can go a long way toward preventing a mishap with snapped bolt heads.

In september something fell of the car while driving that looked like a shield. Heatshield products muffler armor uses our biocool thermal barrier material to withstand 1 800 degrees f of continuous heat which helps reduce radiant heat from mufflers by up to 70 percent. Google says heat shields are in two parts so may this may have been it. Yes the sound is bad enough two strangers have pointed it out to us.

Looks like i will have to be without the heat shield. It depends on where the heat shield is located. The catalytic convertor produces a lot of heat and gets very hot. From time to time a lower heat shield on our subaru will begin to vibrate.

It prevents possible fires and is less expensive than replacing the entire converter when all you need is the shield. Replace your missing or rattling catalytic converter shield. The heat shield both protects the catalytic convertor from impact damage rocks bumps etc and protects other stuff paper leaves plastic bags grass from the very hot conve. Just don t park the car in tall dry grass.

And the welded on heat shield is pointless imo. On the other hand if it is below the converter you don t need to worry. Random guy said it was the heat shield for the catalytic converter.