Banks Power Jeep Trucks: (Gas ’91 - 06 Wrangler 4.0L) Sidewinder Jeep Turbo Jeep 4.0L I-6 models '05-06 - Manual (Page 10)

10
96312 v.2.0
Oil Pan and Exhaust
Removal
1. Soak exhaust manifold outlet to
“Y” pipe bolts and clips with penetrat-
ing oil.
2.
Place an oil pan under oil drain
and remove plug to drain oil.
⁵/₈"
socket
3.
Measure 15
¹/₂"
forward of rear
catalytic converter and mark exhaust
with permanent marker. Place a hose
clamp around exhaust at mark and
use permanent marker to create a line
that will ensure a square cut. Remove
clamp. See Figure 14
4.
Cut exhaust on mark with pneu-
matic reciprocating saw. Take care
while cutting and beware of surround-
ing components.
!
CAUTION: Use eye and ear
protection while cutting.
5. Remove “Y” pipe with front cata-
lytic converters by disconnecting both
oxygen sensors and removing four
bolts at exhaust manifold outlet.
15mm swivel socket & extension
!
NOTE: Use a flashlight to
inspect all of the catalytic con-
verters (two front and one rear)
and replace if damaged. A typi-
cal good catalytic converter is
shown in Figure 15. A damaged
catalytic converter will have
cracks or holes in the ceramic
core. Severely damaged cata-
lytic converters will be missing
parts of the ceramic core, which
may cause the core to become
Figure 14
Figure 15 Figure 16
Photo for illustrative purposes only.
Removal of exhaust not required.
GOOD DAMAGED