Mufflers

[Classic69]

Originally Posted by SactoJim

What I want to make sure I don't end up with is that "glass pack" sound when under acceleration. I get the impression that many of the straight through packed designs sound like glass packs at higher RPM's. I use to have some Edelbrock RPM muffs on another truck a few years back and they sounded nice (pretty quiet too) at idle, but had that "glass pack" sound when on it hard, which I personally am not very fond of.

For you all that have the straight through type of mufflers.....is this so?

Most people think that borla's, magnaflow's, etc sound like glasspacks, so they stay away from them. They may have a similar design, but in no way do they sound like glasspacks at any RPM.