Airaid 250-308 User Manual
Page 2

Airaid Filter Co. 2688 E Rose Garden Ln. Phoenix AZ 85050 (800) 498-6951
REV.04.04.14
P/N 790-551 Aerosol Spray
P/N 790-550 Squeeze Spray
10. Using a 10mm wrench, remove and save the ground
lug from the driver’s side inner fender. It will be reused
in step #12.
11. Install the side bracket (#12) onto the inner fender
as shown using the 6mmx12mm hex bolt (#15), and lock
washer (#14).
15. Transfer the Mass Air Flow sensor from the factory
airbox into the Airaid Intake tube (#2) and secure it us-
ing the Two 8-32 x 3/8” Button Head Bolts (#9). Trans-
fer the PCV fitting from the factory intake into the
Airaid intake tube. Slide the Clamps onto the Intake tube
As shown. Leave the clamps loose for now.
14. Slide the Split Loom (#6) over the coolant hose as
shown.
12. Install the Airaid Cold Air Box into the vehicle lo-
cating the factory grommets over the factory studs. Re-
install the factory nuts from step #3 onto the studs. Rein-
stall the factory ground lug thru the Airbox wall.
72 Clamp
Factory Studs & Nuts
Ground Lug
17. Using the Drill and the 1/4” bit, drill a bolt hole in
the CAB opposite of the ground cable anchor. Insert the
M6 x 1.0 x 25 mm Bolt (#23) with a 1/4” Washer on it
into the CAB Hole, and secure it using the M6 Flange
nut (#13). Slide the Cable anchor onto the M6 Bolt
shank.
18. Install the Airaid Premium Filter (#1) onto the filter
adapter and tighten the clamp. Next install the weather
strip onto the top of the CAB. For ease of installation,
start the front of the CAB near the radiator and work
your way around towards the fender. Re connect the
negative battery cable.
16. Install the Airaid Intake Tube assembly onto the
Filter Adapter first, then onto the throttle body and tight-
en the clamps. Reconnect the PCV breather to the fitting
and use the Speed Clamp (#22) secure the fitting in the
tube. Reconnect the Mass Air Flow Sensor.
PCV Breather
Bracket
Ring Terminal
13. Install the ground lug into the Side bracket. Slide the
ground cable ring terminal over the threads and secure
using M6 Flange nut.
64 Clamp
Thank you for purchasing the Airaid Intake System. Contact Airaid @ (800) 498-6951 8:00 AM - 5:00 PM MST weekdays for questions
regarding fit or instructions that are not clear to you. Your Airaid Intake System was carefully inspected and packaged. Check that no parts are
missing, or were damaged during shipping. If any parts are missing, contact Airaid. The air filter element is protected from direct exposure to wa-
ter and debris; care should be taken not to drive through deep water. WATER INGESTION IS THE DRIVERS RESPONSIBILITY! The air filter is
reusable and should be cleaned periodically.
FILTER IDENTIFICATION
720-242 Airaid Oiled Media 721-242 Airaid SynthaMax Dry Media - Red
722-242 Airaid SynthaMax Dry Media - Black 723-242 Airaid SynthaMax Dry Media - Blue
For your Oiled media filter we
suggest using the AIRAID Filter
Tune-Up Kit!
Synthamax Air Filters do not require oil.
Service air filter as needed by cleaning
with common non-petroleum all-purpose
household cleaner and water. Simple
Green®, Formula 409® or equivalent
works great. Apply cleaner to outside of
air filter and allow to soak. Then flush
filter clean from the inside out with a gar-
den hose and repeat steps if necessary.
Do not apply high pressure water or air
to clean filter. Allow filter to air dry and
reinstall
.