[3ddiver]

I was just on the MBRP site looking for my 6.0 exhaust and I ran across this about the exhaust options for the 6.7 and 6.4. Right now it looks like it is only filter back.

MBRP Inc Performance Exhaust - NEW SITE! GMC Chev Ford Dodge Chevy 6.6LT Duramax 4 Performance Diesel Exhaust 4" Turbo Back 6.0LT Powerstroke 7.3LT PowerStroke Power stroke 5.9 LT Dodge Cummins 6.0 Litre 7.3 LT 6.6 Litre