Airaid 250-255 - Manual

Component Identification
1. Airaid Premium Filter 1
2. Airaid Intake Tube 1
3. MAF Panel 1
4. Rear Panel 1
5. Adapter Panel 1
6. Top Cover 1
8. Silicone Reducer Coupler 1
9. Silicone Hump Hose 1
10. Filter Adapter 1
11. Weather Strip 9 3/4” 1
12. 1/2” x 26” Breather Hose 1
13. 6-32 x 5/16” Phillips Head Screw 8
14. 6-32 Kep Nut 8
15. #6 Flat Washer 8
16. 8-32 x 5/8” Button Head Screw 2
17. #8 Split Lock Washer 2
18. ¼-20 x ½” Button Head Screw 5
19. 1/4-20 x 3/4” Hex Bolt 1
20. ¼” Flat Washer 5
21. 1/4-20 Serrated Nut 1
22. 1/4-20 x 1/2” Phillips Screw (Black) 4
23. 5/16-18 x 3/4” Hex Bolt 1
24. 5/16” Flat Washer 1
25. 5/8” Well Nut 1
26. #64 Hose Clamp 3
27. #48 Hose Clamp 1
28. Bracket 1
29. Rubber Edge Trim 8” 1
30. 5/8” Hose Fir Tree Anchor 2
31. Edge Clip Cable Tie 2
32. Black Speed Clamp 1
1. Disconnect the negative battery cable.
Remove the engine and shock tower covers, if so
equipped, by simply pulling up on them, and sliding out
from the vehicle. These will be reused later in step 16. 2. A) Loosen the hose clamps on the factory intake tube.
B) Disconnect the breather line and remove the factory
intake tube . C) Disconnect the Mass Air Flow and
MAP sensors. 3. A) Remove the factory fender bolt securing the air
box assembly. Next pull out the coolant line from atop
the air box lid and gently rotate the air box assembly
towards the front of the vehicle. The air box assembly is
now free and should be removed from vehicle.
4. Use caution not to loose the factory core support
grommet while removing the air box assembly. It will be
needed in step 13.
.
5. Locate the pre existing hole in the chassis and tap it
for a 1/4-20 bolt. Use a 1/4-20 NC tap with anti-seize
lube or equivalent, and follow the 1/4 turn forward, 1/2
turn back rule. This will ensure that clean threads will be
cut into the hardened steel.
6. Install the Adapter Panel (#5) to the MAF Panel (#3)
as shown using four 6-32 screws (#12), 6-32 Kep nuts,
and #6 flat washers (#14). Attach the Rear Panel (#4) to
the MAF Panel using two 6-32 screws.
7. Attach the OEM Cover Bracket (#7) to the Rear Panel
a shown using the remaining two sets of 6-32 hardware 8. Attach the 5/8” Well Nut (#25) to the vertical MAF
Panel tab as shown using the 5/16 Hex Bolt (#23) and
the 5/16” flat washer ( #24).
Refer to the Exploded View Drawing for additional
information on part locations and orientations. 9A) Install the Filter Adapter onto the MAF panel using
three 1/4-20 Button Head screws (#18) and 1/4” Flat
washers (#17). B) Attach the Weather Strip (# 11) to the
curved edge of the MAF Panel. C) Insert the 5/8” hose
anchors (#30) into the two horizontal tab holes on the
MAF panel.
A
B
A
B
C
A
Installation Instructions
For Part Numbers:
250-255 700-495 Airaid Oiled Media Filter
251-255 701-495 SynthaMax Dry Media Filter - Red
252-255 702-495 SynthaMax Dry Media Filter - Black
253-255 703-495 SynthaMax Dry Media Filter - Blue
2009-11 Cadillac CTS 3.0L V6
C
# 4
# 3
# 5
6-32 Screws
and Washers
Full color instructions can be viewed on our web site at Airaid.com. Use the Product Search function to find your part number, and click View Details.