which flowmaster muffler will work on a 1998 silverado z71?

Question

truck has the 5.7 vortec engine

Answer 1

It all depemds on what kind of performance you are looking for. You will need to know the diamater of the pipe and inlet and out let are they centered or off to one side or the other and also what style you want. There are several styles to choose from, some are loud some quiet and so on. you can talk to a muffler shop and they can give you a discription of what you want and what you need and they can tell you what you are looking at for product and price.

Answer 2

i think the 40 series...not the 70 series for sure though