Bigger bore and a chrome look.
Extract the exe file and run it.
Due to some changes with the game and how I now make this mod, the muffler has a rustic overtone to it.
I was originally going to remove it but it's kinda grown on me, and seems to fit the style of the game.
Let me know what you think.
Muffler Mod 1.7
Gives the muffler a different look