07+ Gm Duramax Lmm 6.6L V-8 Diesel Particulate Filter-Back 2500Hd/3500 Cc/Sb-Lb Ec/Lb Dual Same Side Behind Rear Passenger Tire 4 Inch Inlet W/3 Published 05/22/2017 at 1200 × 1200 in 07+ Gm Duramax Lmm 6.6L V-8 Diesel Particulate Filter-Back 2500Hd/3500 Cc/Sb-Lb Ec/Lb Dual Same Side Behind Rear Passenger Tire 4 Inch Inlet W/3 ← Previous Next →