Newdieselguy
DIESEL NUT
How big is to big for a non turbo 6.9L
I was thinkin maybe 4"
I was thinkin maybe 4"
Should I run a muffler or not
I ran my truck down the road with just the y pipe for ***** and giggles and it was so loud that you would have had to scream at someone in the cab to talk to them.