Edelbrock 5791 User Manual

©2007 Edelbrock Corporation
Catalog #5791

Brochure No. 63-0497

Rev. 8/07 - DA/mc

EDELBROCK DIESEL EXHAUST SYSTEM

for 2006-2007 Chevrolet, GMC Duramax

Crew Cab, Long Bed & Extended Cab Long Bed

Catalog #5791

INSTALLATION INSTRUCTIONS

Please study these instructions carefully before installing your new Edelbrock Exhaust System. If you have any questions, please
contact our Technical Hotline at: 1-800-416-8628 , 7am - 5pm, Monday-Friday, Pacific Standard Time or e-mail us at

[e-mail].

Suggested Tools for Installation:

❑ 3/8" and 1/4” ratchet set and metric sockets ❑ 9/16” Combo wrench
❑ Hacksaw, sawzall, chopsaw ❑ Jack and jackstands
❑ Liquid penetrant and rubber lubricant

DISASSEMBLY

1. Lift and support vehicle on correct load rated jackstand
on stable surface.

2. Unbolt I-pipe from catalytic downpipe at flange.

3. Cutting overaxle pipe at rear of muffler will make
removing muffler, overaxle, and I-pipe assembly easier,
remove muffler, I-pipe, and overaxle at this time.

ASSEMBLY

1. Install 3-1/2” band clamp and I-pipe connector #25-3231
(Crew Cab) or #25-3232 (Extended Cab) onto catalytic
converter outlet pipe. Slip I-pipe into connector with 4”
clamp, install #25-4047 hanger into front hanger.

2. Install hanger clamp assembly #23-4048 into the next
rubber isolator.

3. Install hanger clamp assembly #23-4049 onto rear
muffler isolator.

4. Install muffler with end marked inlet toward front of
truck.

5. Install overaxle pipe and slip into muffler.

6. Install tailpipe hanger #23-4050 into factory tailpipe
hanger and slide onto the end of the overaxle pipe.

7. Dual rear wheel applications required supplied tailpipe
extension (#25-3205). Install tailpipe (#25-3204) onto
overaxle and through tailpipe hanger clamp assembly.

8. Starting at the front of the vehicle to rear, align and
tighten all clamps and hanger clamp assemblies. Position
system for clearance around surrounding hoses, lines,
cables, and frame members for best clearance.

9. Make one final inspection for clearance around brake,
fuel lines, and wiring.

WARNING!!!

Exhaust gas contains carbon monoxide, a deadly

invisible gas. Correct any leaks before driving!

KIT CONTENTS

Qty

. Part # Description

❑ 1 25-3197 I-pipe assembly
❑ 1 25-3194 Overaxle pipe assembly
❑ 1 25-3204 Tail pipe assembly
❑ 1 25-3205 Tail pipe extension
❑ 1 25-3231 I-Pipe Connector (Crew Cab)
❑ 1 25-3232 I-Pipe Connector (Ext. Cab)
❑ 1 25-5571 Muffler assembly
❑ 1 22-5783 Installation kit hardware

Edelbrock Corporation, 2700 California St., Torrance, CA 90503

Tech Line: [phone]

Office: [phone]

E-Mail: [e-mail]

IMPORTANT NOTE:

Proper installation is the responsibility of the installer. Improper installation will void warranty and may result in

poor performance and engine or vehicle damage.

®