Smokers – MBRP S8208 User Manual
Page 2

S8208 © 11/09
PAGE 2 OF 4
 
 
 
 
Removal of Stock System:
1.
Apply a penetrating lubricant liberally to all exhaust fasteners, hangers and rubber insulators.
2.
Loosen the nut on the band clamp located behind the catalytic converter using a 15mm wrench or socket.
3.
If a hoist is being used for the installation, the original exhaust system can be removed in one piece by removing 
the passenger side shock. If a hoist is not being used the tail pipe must be cut behind the muffler to be removed. 
4.
Remove the muffler and tail pipe from the OEM rubber hangers and separate the stock exhaust at the slip joint 
located behind the catalytic converter and remove the muffler and tail pipe from the truck. Re-install the 
passenger side shock. 
5.
Remove the catalytic converter by removing the two nuts holding the inlet flange together using a 15mm wrench 
or socket. 
6.
Remove the down pipe from the turbo by removing the band clamp using an 11mm socket. Retain the band 
clamp for the installation of the new down pipe. Cut the down pipe in front of the transmission cross member 
to remove. (Note: The stock down pipe can be removed in one piece by removing the transmission cross 
member. It is recommended that this only be done by qualified, trained professionals using tools and equipment 
designed to safely carry out this procedure.) 
 
 
Installation of MBRP Inc.
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1. Measure across 20” from the inside surface of the passenger side
bed rail. Mark this location along the bed rail. This will be the 
approximate centerline of the Stack once installed. 
Refer to Figure 1. 
 
 
 
2. Slide the Band Clamp (from Stack kit – purchased separately)
over the Stack. Wedge the Stack Mounting Bracket between the 
Band Clamp and Stack and adjust to the bed rail height and 
tighten the Band Clamp slightly. Make sure the Stack is vertical 
and the Stack Mounting Kit is flush against the bed rail and 
centered on the measurement made in Step 1. Trace a circle 
around the base of the Stack and center punch the hole’s center. 
Verify that the center punch hole is in line with your 42” 
Extension Pipe and adjust accordingly. This will be the center 
line of your Stack. 
 
 
 
3. Align the Stack centered on the mark you made in Step 2. Mark
the bolt hole location of the Stack Mounting Bracket onto the front 
rail of the bed. Center punch the marks and drill holes to 
accommodate the 3/8” Bolt (included with the Mounting 
Brackets). Refer to Figure 2. 
 
 
Figure 1
Figure 2
