EXHAUST INSTALLATION
PART# 98023
WHEN INSTALLING THIS EXHAUST SYSTEM MAKE SURE TO USE ALL THE PROPER SAFETY PRECAUTIONS. USE JACK
STANDS WHEN UNDER TRUCK, SET PARKING BRAKE, BLOCK TIRES AND USE SAFETY GLASSES.
DO NOT WORK WITH HOT PIPES!!!
1. Disconnect the negative battery cable before removal of the OEM Exhaust. This will allow
the computer to reset and recognize the new exhaust. Lay out the exhaust on the floor so it
looks like the drawing and compare parts with manual. Remove the factory exhaust by un
bolting the factory rear plastic valance You will re use the hardware for the Gibson
install. Dis-connect the 4 factory springs and remove the factory exhaust. Do not damage the
factory exhaust gasket and springs. You will re use this gasket and springs.
“MAKE SURE YOU HAVE A 1” CLEARANCE ON ALL PIPES FROM ALL RUBBER BRAKE LINES,
SHOCK BOOTS, TIRES, ETC…”
2. Once you have
removed the factory
plastics off the rear
now you can remove your
factory exhaust.
3. Next install the
Gibson Muffler assembly.
Install the bottom
hanger mounts first then
slide the inlet over the
factory head pipe re
using the factory gasket
and springs.
4. With the springs
installed and the
exhaust in the desired
position mark the holes
on the frame for the
tailpipe hangers. You
can either drill the
holes and through bolt
or use the provided self
tapping screws.
7. Once everything has
been installed Double
Check all connections
install your exhaust
tips. Be sure there is a
1” clearance from all
major components. Then go
have fun.
5. Install the provided
heat shield bracket’s
into the factory
locations re using the
factory bolts to attach
it to the frame on both
driver and passenger
sides.
7. With all brackets in
place and muffler
completely installed
begin re installing the
rear heat shield and
factory cover. You will
install the heat shield
with the bolt holes at
the bottom closest to the
muffler. The provided
spacers will be placed
between the heat shield
and factory cover.
