Trying to install a magnaflow.

[Blk04LS]

Not to shoot more holes in it, but my 04 model year (build date 10/03) has a 3rd CAT and...well you tell me what shape LS mufflers these fall under

 

[LS4me]

Not to shoot more holes in it, but my 04 model year (build date 10/03) has a 3rd CAT and...well you tell me what shape LS mufflers these fall under

That was written in late '03 so apparently things changed..... Hard to believe, eh???

 

[Blk04LS]

Yeah I totally get it... things change constantly and in many vehicles "packages" are not even always consistent, especially when a dealer gets their hands on a car.

:Beer

 

[Andrizzle]

Sounds like they made the LS's stock exhausts out of the frankenstein shop.