Originally Posted by 4.6 Punisher

I would buy all the parts online (cats, mufflers that you want, the tips, and an X-pipe if you want it over an H-pipe), then just have the shop piece it together. You'll end up saving a lot of money buying all the main parts on your own instead of through the shop.

Originally Posted by openclasspro#11

one thing to consider- some shops will charge more in labor cost since they aren't making any money off mufflers,x pipe or tips