TWD1672GE; TWD1673GE; TWD1672-1673GE Cooling System Charge Air Cooler. Low Pressure TWD1672GE, TWD1673GE Parts on group Charge Air Cooler. Low Pressure: Pos. Part No Qty Parts name Comments 1. 21712163 [1] Charge air cooler 2. 3. 21244928 [2] Sealing ring 4. 968877 [20] Flange screw 5. 945407 [20] Flange nut 6. 3886914 [1] Nipple 7. 21712138 [1] Tank 8. 21712118 [1] Tank 9. 10. 21712147 [2] Bracket Parts catalog : Charge Air Cooler, High Pressure TWD1672GE, TWD1673GE After Cooler and Installation Components TWD1672GE, TWD1673GE Water Pump and Thermostat for Dual Cooling Circuit TWD1672GE, TWD1673GE Water Pipe TWD1672GE, TWD1673GE Water Pump for Dual Cooling Circuit TWD1672GE, TWD1673GE Water Pump and Thermostat TWD1672GE, TWD1673GE