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Please study these instructions carefully before installing your new Cat-Back Exhaust System. If you have any questions, please
contact our Technical Hotline at: 1-800-416-8628, 7:00 am to 5:00 pm, Monday through Friday, Pacific Standard Time or e-mail
us at Edelbrock@Edelbrock.com.
Application: Designed for 2004-2008 Ford F-150 pick-up trucks, 2 & 4WD with 4.6L, 5.2L V8 engine.
Suggested Tools for Installation:
❑ 3/8" rachet set with SAE and metric sockets
❑ Jackstands and jack
❑ Long pry bars (for removing rubber-mounted hangers)
❑ Tape measure
Proper installation is the responsibility of the installer. Improper installation will void warranty and may result in
DISASSEMBLY
1. Raise vehicle and support with the proper jackstands,
leaving the rear suspension hanging.
2. Use caution around hot exhaust systems to avoid burns.
3. Use penetrating oil on all nuts and bolts, and rubber lube
on the rubber hangers.
4. Remove all nuts, bolts, and hangers from the rear of the
catalytic converter to the tailpipes.
5. Remove the old exhaust system.
INSTALLATION
1. Install rear muffler hanger #23-4066 into rear muffler
isolator with clamp to passenger side.
2. Install tailpipe hanger #23-4067 into isolator behind rear
axle with clamp toward driver's side.
3. Slide ends of overaxle into hangers clamps installed in
Steps 1 and 2.
4. Install muffler outlet onto overaxle pipe placing the rear
muffler hanger clamp onto muffler outlet nipple (muffler
inlet is stamped on nipple).
WARNING: Exhaust gas contains carbon monoxide, a deadly invisible gas. Correct any leaks before driving!
Edelbrock Corporation, 2700 California Street, Torrance, CA 90503
©2007 Edelbrock Corporation
Brochure #63-0483
EDELBROCK CAT-BACK EXHAUST SYSTEM (SINGLE SIDEOUT 3")
for 2004-2008 Ford F-150 Pick-Up Trucks with 2 & 4WD, 4.6L/5.4L V8
®
IMPORTANT NOTE:
poor performance and engine or vehicle damage.
Tech Line: 1-800-416-8628
E-mail: Edelbrock@Edelbrock.com
INSTALLATION INSTRUCTIONS
❑ 9/16" and 15mm wrenches
❑ Liquid penetrant and rubber lubricant
❑ Hacksaw (to cut intermediate pipe to required length)
5. Slide I-pipe #25-3217 onto catalytic converter outlet
pipe. Check length of I-pipe. Some vehicles will require
trimming due to various wheelbases. Mark I-pipe at this
time, remember the I-pipe should slide into muffler inlet
nipple 2". This must be accounted for before cutting.
6. Install I-pipe onto catalytic outlet pipe and muffler with
supplied band clamps, only snug at this time.
7. Install hanger assembly #23-4063 onto I-pipe.
8. Install polished tailpipe and snug clamp.
9. Working from front to rear of vehicle align and tighten
clamps, being careful to give clearance for fuel lines,
brake lines, and spare tire.
KIT CONTENTS
Qty.
PN
1
23-4063
1
23-4066
1
23-4067
1
25-3217
1
25-3222
1
25-3223
1
25-55725
Catalog #5683
Description
I-pipe hanger
Muffler hanger
Tailpipe hanger
I-pipe
Overaxle
Tailpipe
Muffler
Catalog #5683
Rev. 11/07- AJ/mc
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