2 ½" from the DPF, & then expanded to 3" Tube.
These systems are DPF back to maintain emissions compliance.
All mufflers options are straight through in design for maximum flow.
Make: Toyota
  Model: Landcruiser 79
  Variant: VDJ79R Single cab
  Engine Type: 1VD-FTV
  Engine Capacity: 4.5L
  Brand: Redback Extreme Duty
  Year: 10/16 on
