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Subaru RX Air Filter

We have 5 Items In-stock. Select a year to continue.
$45.99 List Price $76.89 Save $30.90 Availability: In Stock
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K&N – PERFORMANCE AIR FILTERS

When most people think of top-of-the-line performance air filters, K&N comes to mind. That’s probably because in addition to being regarded as the world’s finest filtration company, K&N performance air filters will last as long as your vehicle’s engine does and are a 100% legal factory replacement that can boost your horsepower output by as much as 4 horsepower. Started in 1969, K&N has garnered a reputation for engineering the world’s finest filtration products for cars, trucks, SUVs, motorcycles, race vehicles, commercial vehicles and anything in-between.

  • Replaces existing air filter
  • Boosts cold air flow which translates to more horsepower
  • Backed by K&N’s million mile warranty
  • Custom fit to your vehicle’s specifications
  • Cotton-gauze design features as many as 6 layers of filtration
  • The world’s best performance air filter
  • Only need to clean every 50,000 miles
  • All filters are washable, reusable and come already oiled by K&N
  • 50-state legal and ‘green’ design
  • Increases horsepower (up to 4 hp) and fuel efficiency
  • One air filter will last as long as one vehicle’s engine
  • Maintain with K&N Recharger kit - (not included)
  • Made in America
  • SKU#: K33332232
  • Brand: K&N
  • Quantity Sold: Sold Individually
  • Recommended Use: Performance
  • Anticipated Ship Out Time: Same day - 1 business day
  • Filtration Efficiency Rating: 96 to 99%
  • Warranty: Million-mile K&N limited warranty
 
Fits the following Subaru RX Years:
  • 1986-1989 | 4 Cyl 1.8L | Turbo
Rating: (see review/s)

"Bough for 2006 Subaru Impreza Outback sport. Fits with no issues." posted by: Subaru outback sport on March 7, 2014

"I HAVE K&N FILTERS IN OUR 76 MERCEDES 450 SEL, 98 SUBARU OUTBACK, 05 TOYOTA SIENNA AND 2006 TOYOTA HIGHLANDER HYBRID. ENOUGH SAID!!!!" posted by: Mikie on February 24, 2008

$21.88 List Price $25.82 Save $3.94 Availability: In Stock
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FRAM EXTRA LIFE AIR FILTER

Fram Extra Life air filter is the first air filter to utilize two integral filtering elements. It protects the engine and provides more airflow for improved performance. It also helps prevent damaging particles from entering the engine and causing increased engine wear. Lastly, it lasts 50 percent longer and stops 50 percent more dirt than any other brand.

Specifications
  • 10.75 in. L x 6.3 in. W x 1.36 in. H
  • Panel style
  • SKU#: FFCA4303
  • Brand: Fram
  • Product Fit: Direct fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: Same day - 1 business day
  • Warranty: Fram limited warranty
 
Fits the following Subaru RX Years:
  • 1985-1989 | 4 Cyl 1.8L | Turbo
$17.18 List Price $20.27 Save $3.09 Availability: In Stock
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HASTINGS PREMIUM AIR FILTER

Hastings Premium air filter is built to meet or exceed OE specifications and ensures to provide protection that the engine needs. Proven to separate and stabilize the pleated media on heavy-duty air filters. Features permapleat construction that forms dividers between pleats and prevents bunching for insured uniform air flow. It provides a continuous bead of adhesive around the circumference of a filter's metal wrap, either inner or outer, to lock the pleat tips in place and prevent movement.

Specifications
  • 10.63 in. L x 6.22 in. W x 1.38 in. H
  • Panel style
Notes
  • Replaces Nissan 16546-N4200 and Baldwin Pa2121
  • SKU#: HAAF820
  • Brand: Hastings
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: Same day - 1 business day
 
Fits the following Subaru RX Years:
  • 1987-1989 | All Engines | Turbo
$29.34 List Price $34.62 Save $5.28 Availability: In Stock
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SPECTRE HIGH FLOW AIR FILTER

Spectre High Flow air filter gives better air flow and filtration than ordinary paper filters on the market because it is made from high grade cotton fiber. It guarantees increase in horsepower and provides better fuel mileage. It proves to be unique and highly innovative product with a great level of quality and value unmatched anywhere in the world.

Specifications
  • 10.91 in. L x 6.5 in. W x 1.34 in. H
  • Panel style
Features
  • Washable and reusable
  • SKU#: S71HPR4309
  • Brand: Spectre
  • Fit Note: Same as 884309
  • Color/Finish: Red
  • Product Fit: Direct fit
  • Quantity Sold: Sold Individually
  • Recommended Use: Street performance
  • Anticipated Ship Out Time: Same day - 1 business day
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Fits the following Subaru RX Years:
  • 1986-1989 | 4 Cyl 1.8L | Turbo
$8.95 List Price $13.08 Save $4.13 Availability: In Stock
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Full Air Filter

The Full Air Filter is an OE Equivalent replacement that maintain the OEM specifications for fit, durability and performance.

  • Easy installation with a factory quality fit
  • OE-quality engineering and materials.
  • High airflow rate improves performance and fuel economy.
  • Superior dust-holding capacity will increase filter life.
  • Prevents particulate matter from entering the engine.
Warranty Information: 12 month - 12,000 mile limited warranty against defects in material and workmanship.


  • SKU#: W0133-1636406
  • Brand: Full
  • Recommended Use: OE Replacement
  • Anticipated Ship Out Time: 1-2 business days
 
Fits the following Subaru RX Years:
  • 1986-1989 | All Engines | All Submodels