Powered by Liberty Subaru, an authorized dealership based in Libertyville, Ill.

OEM Subaru Air Intake Systems

Understanding the role of air intake systems

Fresh, clean airflow is crucial for an engine to run at its best, and that’s where the air intake system comes in. It channels outside air into the engine so fuel can burn efficiently and power delivery stays smooth. When this system is working properly, drivers experience steady performance and better fuel economy. At Subaru Part Direct, we supply genuine Subaru air intake systems made to fit your vehicle precisely.

How the system supports performance

The air intake system is designed to balance airflow and filter out contaminants before they reach the engine. Vehicles such as the Subaru Forester and Subaru Crosstrek depend on this system to maintain reliable performance in daily driving conditions. While aftermarket systems may claim to offer similar benefits, they often lack the engineering standards Subaru requires. Genuine Subaru systems are built for exact fit and consistent durability, giving peace of mind every time you drive.

Why breakdowns happen

Over time, dirt, moisture, and debris can build up in the intake system, reducing airflow and stressing engine operation. Cracks in hoses, worn seals, or clogged passages are common reasons for system failure. Driving through harsh conditions can speed up wear and require earlier service. Genuine Subaru replacements withstand these challenges far better than lower-priced aftermarket options.

When replacement is needed

Warning signs such as reduced acceleration, poor fuel economy, or unusual engine noise often point to a failing intake system. Subaru recommends regular inspections during maintenance intervals to catch issues before they worsen. During service, it’s also smart to check related parts such as the throttle body, which works closely with the air intake to regulate airflow. We make it simple to find authentic Subaru parts that help your vehicle run smoothly for miles ahead.

22641AA450 - : Sensor for Subaru Image

Sensor

Subaru 22641AA450
Impreza. 2.5l. Front. 2.5L turbo, 2005-08. Forester. 2.5L turbo, with sti, air/fuel ratio. 2.5L turbo, 2004.
$198.41
MSRP $295.25
Save $96.84
32.8% Off
22641AA360 - : Sensor for Subaru Image

Sensor

Subaru 22641AA360
Front. 2.5i & Outback sport, air/fuel ratio. 2.5L, 2005-08. Forester. Impreza. 2.5l. 2.5L without turbo, 2005-07, air/fuel ratio.
$171.00
MSRP $254.47
Save $83.47
32.8% Off
23815AA31A - : Voltage Regulator for Subaru Image

Voltage Regulator

Subaru 23815AA31A
Ascent. Legacy, Outback. With turbo.
$65.73
MSRP $96.10
Save $30.37
31.6% Off
44643AA062 - : Pre-Converter Bracket for Subaru Image

Pre-Converter Bracket

Subaru 44643AA062
#2.
$25.04
MSRP $36.28
Save $11.24
31% Off
23815AA161 - : Voltage Regulator for Subaru Image

Voltage Regulator

Subaru 23815AA161
With turbo. Impreza. 2.5l. All. Legacy/Outback. 3.0l. Forester. Tribeca. Legacy/Outback. 2.5l.
$257.50
MSRP $383.18
Save $125.68
32.8% Off
23815AA180 - : Voltage Regulator for Subaru Image

Voltage Regulator

Subaru 23815AA180
Tribeca. To 02/09/2011. Legacy/Outback. 3.6l.
$311.53
MSRP $463.58
Save $152.05
32.8% Off
23815AA280 - : Voltage Regulator for Subaru Image

Voltage Regulator

Subaru 23815AA280
Legacy, Outback. 2.5l. BRZ. Impreza. Without turbo.
$257.50
MSRP $383.18
Save $125.68
32.8% Off
MSA5M2128A - : 2021 Starlink Safety And Security Owner's Manual (T19 GEN2 New System) After July 1ST for Subaru Image

2021 Starlink Safety And Security Owner's Manual (T19 GEN2 New System) After July 1ST

Subaru MSA5M2128A
$1.81
MSRP $1.87
Save $0.06
3.2% Off
23815AA300 - : Voltage Regulator for Subaru Image

Voltage Regulator

Subaru 23815AA300
Forester. WRX. Legacy, Outback. Without turbo. BRZ. 2.4l. Crosstrek. 2.5l. Impreza. 2.5l.
$257.50
MSRP $383.18
Save $125.68
32.8% Off
902860008 - : TPMS Sensor Nut for Subaru Image

TPMS Sensor Nut

Subaru 902860008
Nut. The STI 15-spoke- 17in wheels help to give the BRZ the perfect blend of attitude and style- combined with improved handling...
$3.75
MSRP $4.85
Save $1.10
22.7% Off
42074AG12A - : Tube Assembly for Subaru Image

Tube Assembly

Subaru 42074AG12A
2.5L without turbo. 2.5L turbo. canister. 3.0L.
$95.89
MSRP $140.18
Save $44.29
31.6% Off
28192SA000 - : Wheel, TPMS Valve Screw for Subaru Image

Wheel, TPMS Valve Screw

Subaru 28192SA000
For 16 inch Aluminum Alloy Wheel. Tpms screw.
$0.43
MSRP $0.66
Save $0.23
34.8% Off

No results found for "Air Intake System, Air Intake, Intake". Here are some helpful search tips:

  • Search by a part name. Example: water pump.
  • Be less specific. Example: brake instead of ceramic brake.
  • Remove information such as make, year or model.
  • Can't find the part you are looking for? Contact us and we'll find it for you!