Aftermarket Exhaust for Ford 6.7L ??
I'm thinking of getting something to replace the stock exhaust system from the DPF back. I don't want to remove any of the DPF components or do anything that would impact the emissions. I also don't w...
Forum Discussion
Cummins12V98 wrote:
Look underneath, is there a muffler downstream of the emissions ? If not leave it alone you won't improve anything. If there is take it to a muffler shop and have a straight pipe installed. On my 11 RAM there was a small muffler it was a straight thru design. Geno's garage sells a straight pipe. I installed the pipe and it gave it a slightly more rumbling sound. Maybe someone already makes a pipe for yours if you have a muffler.
You just are not going to see much difference on a dpf era Ford. They do have a muffler/resonator but is not restrictive and relatively small. If you are going through the trouble for a very small sound change you may as well go for looks as well and do dpf back which pretty much an axle back kit.
