Parts list: № Number Qty Name Options 1 RE222621 1 Muffler Extension 2 RE55467 1 Clamp 3 BXE11032 1 Exhaust Pipe Next page: ST841605 Diesel Exhaust Fluid Tank Supports ST885674 Diesel Exhaust Fluid Tank W/ Weight Restriction ST885514 Diesel Oxidation Catalyst / Diesel Particulate Filter Housing and Mount, Final Tier 4 ST842418 Vacuum Fan ST838840 Oil Drain and Blow-by Hoses, FT4 ST890976 Charge Air Cooler and Air Intake Hoses, 13.5 L, Tier 2 ST823501 Radiator Fan, Tier 2 ST891548 Cooling Package Frame, Tier 2 / Tier 3 / Final Tier 4 ST871244 Charge Air Cooler and Air Intake Hoses ST885688 Engine Cooling System Hoses, W/O Weight Restriction