Installation Procedure
- If equipped with a 8 ft box, install the exhaust heat shield.
- Install the exhaust heat shield bolts. Tighten the exhaust heat shield bolts to 9 N.m (80 lb in).
- If equipped with a 6 1/2 ft box, install the exhaust heat shield.
- Install the exhaust heat shield bolts. Tighten the exhaust heat shield bolts to 9 N.m (80 lb in).
- Install the exhaust muffler. Refer to Muffler Replacement (4.3L, 4.8L & 5.3L Engines) or Muffler Replacement (6.0L, 6.6L & 8.1L Engines) .