QX4 2WD V6-3.5L (VQ35DE) (2003)
b.
If either Front Tube looks like the one shown in Figure 3 (with a silver colored heat shield):
^
It is the new-style Front Tube.
^
Do NOT apply the repair kit on this type of Front Tube.
NOTE:
The vehicle you're working on may have both the new and the old Front Tubes. The Repair Kit should be used on the old-style Front Tube
ONLY.
2.
Repair the Front Tube(s) by installing Front Tube Repair Kit # 20711-5W90A as follows. Remember NOT to repair a new-style Front Tube with
the silver colored heat shield.
NOTE:
Perform this repair with the Front Tubes in the vehicle. Do NOT remove the Front Tubes.