Generally not . . . there are many websites and walkin stores selling them. Illegality comes from how loud your exhaust noise is. (Your State or local government might ban their use . . .)
Glasspacks are illegal in NY
depending on the year some impalas have 6 inch glasspacks
OOOHHH yeah!
true duals with 24" glasspacks no cams. loud and sounds good
The longer the length the less the sound, and they son't burn out as quickly...
no
Its a small exhaust probably 2 1/4" single with glasspacks. But I think they dub the sound in.
Any type of glasspacks from cherry bomb or thrush ar Flowmaster Super 10 series
a v6 will never ever sound like a 454 . and why would you want it to anyway
If the car is equipped with a catalytic convertor, the cat MUST be in the system, There isn't any regulation about the type of muffler but there could be local laws about noise.
Everyone's version of "nice" is different. Generally, low backpressure glasspacks tend to give a nice, deep rumble. The amount of sound is dependant on the length of the glasspack.
Installing a glasspack exhaust on a car in Maryland is generally legal, but it must comply with state regulations regarding noise levels and emissions. Maryland law mandates that vehicles must not exceed certain sound limits, and glasspacks can often produce louder exhaust sounds. It's advisable to check local ordinances and ensure that the installation does not violate any specific noise regulations. Always consider the potential impact on inspections as well.