Edelbrock 5778 - Manual

©2007 Edelbrock Corporation
Catalog #5778

Brochure #63-5778

Rev. 11/07 - AJ/mc

®

EDELBROCK DIESEL EXHAUST SYSTEM

for 2008 Ford 6.4L

Crew Cab, Long & Short Bed

Catalog #5778

INSTALLATION INSTRUCTIONS

Please study these instructions carefully before installing your new Edelbrock Exhaust System. If you have any questions, contact
our

Technical Hotline at: 1-800-416-8628

, 7am - 5pm, Monday-Friday, Pacific Standard Time or e-mail us at

[email protected].

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.

Remove I-pipe from particulate filter outlet.

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

Note:

When installing system, only snug the clamps
so that the system can be adjusted later.

1.

Install I-pipe #25-3317 using a 3-1/2” circle clamp from
the kit. If installing on long bed, also use hanger clamp
#23-4112.

Note:

On short bed trucks the I-pipe will need to be cut
down to 21” long. Cut the end opposite the down
swedge.

2.

Install muffler using a 4” band clamp and hanger clamp
#23-4108 from the kit.

Note:

Inlet end of the muffler is marked with the part
number: 25-5578.

3.

Remove the tailpipe isolator from the frame and install
overaxle pipe #25-3318. Then place the hanger in the
isolator and reinstall the isolator to the frame.

4.

Install the tailpipe assembly #25-3292 using a 4” band
clamp from the kit.

Note:

Customer can trim outlet to overaxle pipe for
personal preference on how far the tip sticks out at
this time.

Note:

It is recommended to weld tip to overaxle pipe for
added support.

5.

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.

6.

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

Drive vehicle and re-tighten

system.

WARNING!!!

Exhaust gas contains carbon monoxide, a deadly

invisible gas. Correct any leaks before driving!

Qty.

Part #

Description

❑

1

25-3292

Tail pipe assembly

❑

1

25-3317

I-pipe assembly

❑

1

25-5578

Muffler assembly

❑

1

25-3318

Overaxle pipe assembly

❑

1

22-5778

Installation kit hardware

KIT CONTENTS

Edelbrock Corporation

2700 California St., Torrance, CA 90503

Tech Line: (800) 416-8628

E-Mail: [email protected]

INSTALLATION INSTRUCTIONS

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.