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Air Filter for 1981 BMW 733i

We have 6 Items In-stock. Select your vehicle's Submodel to continue.

K&N - Performance Air Filters

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 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
  • ‘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

K&N 33 Series Air Filter - Cotton Gauze, Reusable, Direct Fit

$67.99 $105.35 You Save $37.36 (35%)
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Availability: In Stock
Only from APW Rewards
  • Brand SKU#: K&N 33-2005
  • Series: K&N 33 Series
  • Material: Cotton Gauze
  • Type: Reusable
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: Performance
  • Style: Oiled
  • Anticipated Ship Out Time: Same day - 1 business day
  • Filtration Efficiency Rating: 96 to 99%
  • Warranty: Million-mile K&N limited warranty
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Fits the following 1981 BMW 733i Submodels

  • 6 Cyl 3.2L | Base
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Customer Review: (see review/s)
  • works good,was expensive,but worth the time to use.breathes better with it.

    posted by: hannahs dad on December 10, 2007

aFe Power - MagnumFLOW Pro Dry S Air Filters

AFE – MAGNUMFLOW PRO DRY S AIR FILTERS

When most people think of top-of-the-line performance air filters, aFe Power comes to mind. That’s probably because in addition to being regarded as one of the world’s best filtration companies, aFe MagnumFLOW Pro Dry S air filters will last longer than any stock paper filter out there and are a 100% legal factory replacement that can boost your horsepower output. Started in 1999, aFe Power is known for its innovative design and manufacturing standards with regard to filters and cold air intakes for most road-going vehicles.

  • Replaces existing air filter with perfect fitment
  • Backed by aFe’s limited lifetime warranty
  • Synthetic design features 5 layers and 99.2% of filtration
  • All filters are washable, reusable and are oil-free
  • 50-state legal and ‘green’ design
  • Increases horsepower and fuel efficiency
  • Longer cleaning intervals than paper filters
  • Synthetic filter fiber compound and built-in urethane seal means a nice tight seal

aFe Power MagnumFLOW Pro Dry S Air Filter - Blue, Synthetic, Reusable, Direct Fit

$73.95 $87.26 You Save $13.31 (15%)
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Availability: In Stock
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  • Brand SKU#: AFE 31-10048
  • Series: aFe Power MagnumFLOW Pro Dry S
  • Material: Synthetic
  • Type: Reusable
  • Color/Finish: Blue
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: Performance
  • Style: Dry
  • Anticipated Ship Out Time: 1-2 Business Days
  • Warranty: AFE Limited Lifetime Warranty
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Fits the following 1981 BMW 733i Submodels

  • 6 Cyl 3.2L | Base
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Beck Arnley Disposable OE Replacement Air Filter

When it concerns choosing the right source for your intake system's air filter, rely on Beck Arnley. Complete fitment, reliable overall operation, and durable style are the distinguishing attributes of Beck Arnley's original equipment (OE) air filter. This replacement item is carefully fashioned to perform like the original air filter that came with your vehicle. In order to pull off superior manufacturing quality, every single Beck Arnley OE Replacement Air Filter is constructed according to tight criteria.

For safer or more comfortable ride, regular car checking is important. Malfunctioning parts can either decrease the driving comfort or hinder the general efficiency of your motor vehicle, causing any of the following: inefficient fuel mileage, lousy overall performance, or higher exposure to unexpected motor vehicle or hardware breakdown. Order Beck Arnley OE Replacement Air Filter to repair your intake system to its ideal working condition.

Beck Arnley Air Filter - Paper, Disposable, Direct Fit

$20.55 $24.25 You Save $3.70 (15%)
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Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Beck Arnley 042-0729
  • Material: Paper
  • Type: Disposable
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Style: Dry
  • Anticipated Ship Out Time: Same day - 1 business day
  • Warranty: Beck Arnley limited warranty
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Fits the following 1981 BMW 733i Submodels

  • 6 Cyl 3.2L | Base
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Mann-Filter Dry OE replacement Air Filter

Restoring your automobile's intake setup is going to be less difficult with Mann-Filter Dry OE Replacement Air Filter. Don't wait around for your car to experience overall performance reduction and risk abrupt breakdown. Change your defective air filter with something that satisfies or surpasses Original Equipment Manufacturer (OEM) specifications. Change them with Mann-Filter Dry OE Replacement Air Filter. Mann-Filter Dry OE Replacement Air Filters are likewise solid with regards to overall performance and durability, for these auto parts are not just designed after the original equipment air filter, they are also manufactured from the best quality materials making use of sophisticated production procedures.

Original equipment parts renewal is amongst the least difficult methods to rebuild a car or truck's intake system to its prime form. Virtually all defective or worn-out automotive components, if ignored, can bring to further problems to other portions. When parts begin deteriorating, it is wise to promptly find the essential components and begin motor vehicle repairs without delay to recover your ride quality and stop increasing restoration fees.

Mann-Filter Air Filter - Paper, Disposable, Direct Fit

$26.18 $30.89 You Save $4.71 (15%)
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Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Mann-Filter C3394
  • Material: Paper
  • Type: Disposable
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Style: Dry
  • Anticipated Ship Out Time: Same day - 1 business day
  • Warranty: 1-year Mann-Filter limited warranty
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Fits the following 1981 BMW 733i Submodels

  • 6 Cyl 3.2L | Base
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Mahle Dry OE replacement Air Filter

Mahle is the brand name to trust when it comes to a reputable parts for your intake system. Mahle's group of original equipment quality air filters is especially engineered to offer perfect fit and function. In an effort to realize original equipment quality, each Mahle Dry OE Replacement Air Filter is designed using exact criteria.

For safe or more comfortable drive, daily automotive check-up is essential. Uncomfortable ride , poor overall operation, increased fuel consumption rate, or increased threat of hardware break down are merely some down sides of driving a vehicle with a faulty auto component. Choose Mahle to replace out of date and broken air filter and fix your intake system to its optimum shape.

Mahle Air Filter - Disposable, Direct Fit

$18.36 $21.66 You Save $3.30 (15%)
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Availability: In Stock
Only from APW Rewards
  • Brand SKU#: Mahle LX 36
  • Type: Disposable
  • Product Fit: Direct Fit
  • Quantity Sold: Sold Individually
  • Recommended Use: OE Replacement
  • Style: Dry
  • Anticipated Ship Out Time: 2-3 business days
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Fits the following 1981 BMW 733i Submodels

  • All Engines | All Submodels
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