Installation Instructions
Vehicle Application
Year: 2013-14
Make: CHEVY/ GMC
Model: 2500HD/ 3500
Engine: 6.6L Duramax LML
Notes
Kit may not fit with the following
Aftermarket Parts installed:
Body Lift or Lowering Kit
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Custom Hood
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Intercooler or Turbo upgrades
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1. With the ignition switched off and the
parking brake set, disconnect the negative
battery cables on both batteries.
ToolsRequired
8mm &10mm Wrench & Socket
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T-20 Security Torx Wrench (Supplied w/ Kit)
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7/16” Wrench and Socket
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5/16” Nut Driver or Flat Blade Screwdriver
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Phillips Screwdriver, Pliers or Channel locks
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CARB Status - Pending
Product has been submitted to Air
Resources Board for approval.
Not Legal for use in CA or other states
adopting CA emissions standards
See Page 3 for more info.
2. Disconnect the electrical connections for
both of the Mass Air Flow (MAF) Sensor and
the Humidity Sensor.
Cleanable (KF-1052). If the enclosed filter is Red, it came pre-oiled
from the factory. Please visit www.sbfilters.com for exact oil
amount required after cleaning.
Disposable (KF-1052D). If the enclosed filter is White, it is a
disposable filter and should be discarded once it reaches capacity.
This filter (does not require oil). For more info on S&Bʼs disposable
filter, visit www.sbfilters.com.
Before You Start
S&B Filter Maintnance
Please read the entire product guide before proceeding.
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Ensure all components listed on page 4 are present.
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If you are missing any of the components, call our customer
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support at (909) 947-0015.
Do not work on your vehicle while engine is hot.
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Make sure the engine is turned off and the vehicle is in Park or
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the Parking Brake is set.
3. Loosen the hose clamp at the turbo
mouthpiece.
4. Loosen the hose clamp connecting the
intake tube to the air box lid. Then remove
the intake tube from the truck.
7. Between the battery and the fender;
remove the nut mounting the coolant
reservoir.
5. Remove air box lid and air filter by
removing the two screws by the fender. Then
carefully pull the lower portion or the air box
up out of the two rubber grommets.
8. Unsnap the plastic clip holding the
coolant reservoir to the AC line using a flat
blade screwdriver. Then remove the other
screw mounting coolant reservoir.
6. Remove the four bolts mounting the air
box tray. Remove the mounting tray from the
truck. Save all hardware.
9. Remove the MAF sensor from the OE
air box lid. Using the two supplied #8-32
Screws (Q) and Plastic Spacers (P), install
the MAF sensor into Intake Tube (L). Do not
over tighten.
SEE EXPLODED VIEW ON PAGE 4
15461 Slover Ave., Fontana, CA 92337 - Phone: (909) 947-0015 - Fax: (909) 947-0603 - www.sbfilters.com
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Installation Instructions (continued)
10. Remove the Humidity Sensor from the
OE air box lid. Using the two supplied
M4x8mm Screws (V), install the Humidity
Sensor into Intake Tube (L). Do not over
tighten.
13. Slide the two #80 Hose clamps (N) over
the Hump Adapter (M). Then push the Hump
adapter (M) over the Adapter tube (D). Leave
clamps loose for now.
11. Place the Silicone Adapter (R) and both
#72 Hose Clamps (O) onto the turbo inlet
mouthpiece. Tighten the clamp on the turbo
mouthpiece only.
12. Place the Adapter Tube (D) into the base
of the S&B Air Filter (E) and tighten the #96
Hose clamp (F). Remove the Filter minder
and grommet from the OE air box lid, then reinstall them into the Adapter tube (D).
14. For those concerned about minimal engine heat; insert the four Clip Nuts (S) over the holes on
the bottom opening of the Air Box (A), insert the Box Plug (T) into the end of the Air Box (A). Attach
using the supplied 1/4-20 Hex Screws (U) and Flat Washers (B) from the inside of the Air box using
5/16” socket or ratcheting wrench. For those seeking additional air flow, set the Air Box End Cap
aside and save all the supplied hardware. (See page 3 for more info)
15. Move the coolant reservoir out of the way.
Install the Air Box (A) using the two supplied
M6x30mm screws (C) and 6mm Washers (B) for
the two holes closest to the fender. Use the OE
screws for the other two holes. Tighten all four.
OE Screws
18. Route the MAF sensor wiring harness as
shown. Then install the Intake Tube assembly
into the Silicone adapter (R).
16. Reinstall the coolant reservoir
mounting hardware that was removed in
Steps #7 and #8.
19. Slide the Hump Adapter (M) over the
Intake Tube (L). When satisfied with the
positioning, tighten the two #80 hose clamps
(N) and #72 Hose clamp (R) at the turbo.
17. Carefully place the filter assembly into
the Air Box (filter end first) trying not to ding or
gouge the filter element. Rotate the Filter
Adapter assembly into position and hook the
clip into the Air Box.
20. Reconnect the MAF sensor wiring
harnesses to the MAF sensors.
SEE EXPLODED VIEW ON PAGE 4
15461 Slover Ave., Fontana, CA 92337 - Phone: (909) 947-0015 - Fax: (909) 947-0603 - www.sbfilters.com
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