Shop OEM Subaru Air Cleaner Assemblies
availability
Lower Case Bracket
Subaru
46032AG000
Without hybrid. 2.5L without turbo.
$5.24
MSRP $6.98
Save $1.74
24.9% Off 
Second Resonator Mount Bracket
Subaru
16563AA042
1997-99, auto trans, #1. 2.5L dohc, auto trans, #1.
$48.98
MSRP $70.98
Save $22.00
31% Off 
Air Inlet Case
Subaru
16520AA022
2.5L, front, manual trans.
$107.35
MSRP $156.95
Save $49.60
31.6% Off 
Stay Bracket Insulator
Subaru
46022AL000
Right side only. 2.4L turbo.
$1.61
MSRP $2.15
Save $0.54
25.1% Off 
Rear Brace
Subaru
16563AA072
2.5L without turbo, manual trans.
$27.03
MSRP $39.17
Save $12.14
31% Off 
Air Inlet Case
Subaru
46051AE000
3.0L, lower. 2.5L turbo. Lower case. 2.0L.
$114.49
MSRP $170.37
Save $55.88
32.8% Off 
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What Air Cleaner Assemblies Do and Why They Matter
The mechanical efficiency of your powertrain depends on a constant supply of clinical, debris-free oxygen reaching the cylinders. Keeping your air cleaner assembly in good condition helps mitigate the intake restriction that leads to horsepower loss and poor fuel economy. For owners of the high-performance Subaru WRX, this component must withstand intense turbocharged suction and engine bay heat.
Parts of Your Subaru's Air Cleaner
When maintaining or servicing your air cleaner assembly, pay attention to the following parts:
- Air Filter Element
- The master media that captures dust and grit before it enters the engine cylinders.
- Intake Snorkel
- The structural tube that guides fresh outside air into the main air cleaner assembly.
- MAF Housing
- The precision-milled port that houses the sensor responsible for measuring air mass and temperature.
- Lower Airbox Basin
- The heavy-duty structural base that captures heavy debris and moisture away from the filter.
- Intake Resonator
- A hollow chamber designed to cancel out annoying harmonic frequencies and reduce intake noise.
FAQs About Air Cleaners
- How often should I clean the airbox?
- We recommend a clinical inspection and wipe-down every 12,000 miles to prevent grit buildup.
- Can a cracked airbox cause a fire?
- While rare, an intake leak can cause a severe backfire that could potentially ignite nearby components.
- What is a cold air intake?
- An assembly designed to pull air from outside the engine bay to provide a denser, more powerful charge.
- Are airboxes covered by warranty?
- Yes, genuine parts include a 12-month protection plan against material and manufacturing defects.
Get affordable OEM air cleaners for your Subaru from Sawtooth Subaru Parts. Need assistance? Contact us today for expert support.