Banks Power Jeep Trucks: (Gas ’91 - 06 Wrangler 4.0L) Exhaust- TorqueTube system 4.0L I-6 ('91-99 Wrangler_'91-99 Cherokee_'93-98 Grand Cherokee_'91-92 Comanche) - Manual (Page 4)

4
96433 v.5.0
NOTE: Do not wrap TorqueTube.
Wrapping the TorqueTube with
exhaust wrap or thermo tape will void
the TorqueTube warranty. Exhaust
wrapping can cause the TorqueTube
to crack and rust. The TorqueTube has
been designed to operate efficiently
and protect the engine components
with out the use of wrapping.
1.
Remove the air inlet hose from the
throttle body and move it aside. On
some models, the air box assembly may
need to be removed in order to relocate
the air inlet hose (See Figure 1).
2.
On the intake manifold assembly,
remove the throttle cable,
transmission pressure cable and cruise
control cable (if equipped) located
inside the engine compartment.
3.
Disconnect any electrical
connectors and vacuum lines on the
intake manifold and throttle body.
Be sure to label the lines to ensure
correct replacement.
4.
Remove the fuel line. Some models
may require a special tool. If necessary
refer to service manual for more info.
5.
Disconnect and separate O
2
sensor
and coupling from mounting bracket
as needed.
6.
Loosen the power steering set
screws located on the pump. Loosen
belt tensioner and remove the power
steering belt. Next, disconnect the
power-steering pump and bracket
from the intake manifold.
7.
Remove the hardware from
headpipe and disconnect the head
pipe from the exhaust manifold (see
Figure 2).
8.
Loosen intake/exhaust bolts 3,6
and 7, but do NOT remove (see
Figure 3). These bolts act as supports
for the exhaust manifold. Remove all
remaining intake / exhaust manifold
bolts and set aside hardware for
re-assembly (a 9 ⁄
16
” swivel socket may
save time).
Figure 1
torquetube System installation