PerTronix JBA Exhaust 40-2643 - Manual

INSTALLATION INSTRUCTIONS
** Installation recommendation: JBA recommends in most case that the vehicle be taken to a reputable exhaust shop for installation.
JBA recommends taking the vehicle to a muffler shop and having all slip connections tack welded.
4-11-2011
40-2643
2011 Mustang 5.0 GT
3” Dual exhaust to JBA 3” H or X Pipe
Parts List:
D/S Over axle pipe 1
P/S Over axle pipe 1
P/S Muffler/Tip assembly 1
D/S Muffler/Tip assembly 1
3” Sure-Seal™ Clamp 2
Recommended Tools:
pry bar
ratchet
15mm deep socket
9/16 deep socket
channel lock pliers
Start:
1. Remove and inventory the JBA
Exhaust System.
2. Disconnect the negative bat-
tery cable and allow the exhaust
system to completely cool.
3. Loosen the clamps attaching
the exhaust to the stock H Pipe
assembly. Slide the clamp back
to separate the two. Remove the
Stock H pipe and replace with the
JBA H or X pipe.
4. Loosen the clamp connecting
the exhaust pipe to the muffler.
Wiggle the exhaust pipe free from
the muffler. Remove the exhaust
pipe from car. You may have to
jack the car up by the frame to get
the pipes out from over the axle.
5. Using pliers or a pry bar, slide
the rubber hanger from the hanger
rod at inside, front of muffler (a
little lube helps). Slide the muf-
fler assembly forward and remove
from slip hangers.
6. Slide the JBA muffler/tip assem-
blies hangers into the rubber isola-
tors on each side. WD40 or similar
will make this easier.
7. Install the new over axle pipes.
Slide the supplied Band clamps
over the pipe to hold in place but
do not tighten. Slip the 3” Sure
Seal™ clamps onto each pipe,
then insert into muffler/tip assem-
blies .
9. With the axle pipes in the
muffler assemblies adjust muf-
flers to be flat, and the tips an
equal distance from the bumper
cover, Then tighten all clamps
securely.
10. Using a soft cloth, wipe the
new JBA tips clean.
11. Reconnect the battery and
start the vehicle to check for
leaks.
NOTES:
1.) All exhaust systems expand
about 1” rearward whent exhaust
temperature rises.
To get more power out of your Mustang, JBA offers long tube headers-
headers and high flow h-pipes for the 5.0L. For more information about
these and other quality performance products from JBA visit us online
at www.jbaheaders.com
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