SKU: 33-2081 | UPC: 024844029638
K&N Replacement Air Filter PORSCHE 944 L4-2.5L TURBO 1986-1989
K&N 33-2081 is a washable reusable high-flow air filter designed for Porsche 944 models with 2.5L L4 engines. It fits directly into the factory air box on 1986-1989 944 Turbo Base and S variants delivering more airflow for added horsepower and acceleration. Engineered layered oiled cotton media traps dirt while lasting the life of your vehicle with a No-Hassle Lifetime Limited Warranty.
Key Features
- 4 Layers of Protection: Multiple layers of premium cotton gauze with tacking agent form a mesh that blocks and traps contaminants for reliable engine defense
- Clean Every 5 Years: Service only every 75000 miles under normal highway conditions or 5 years at 15000 miles annually
- Easy Installation: Pre-oiled filter drops straight into factory air box for fast performance gains with no modifications
- Engineered Power: Advanced media design increases horsepower acceleration and engine response
- Saves Money: Reusable filter cuts costs up to $125 over 200000 miles versus multiple disposable OEM filters
Product Notes
- Pre-oiled and washable for repeated use reducing landfill waste from over 200 million disposable filters yearly
- Clean with K&N cleaning kit every 75000 miles using provided oil for peak performance
- Ships in protective cardboard box measuring 7.5 x 7.25 x 2.75 inches
Installation Notes
- Professional installation recommended.
- Remove stock filter from air box and insert K&N 33-2081 no tools required takes under 5 minutes
- Compatible with OEM air box hardware on listed Porsche 944 models
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1987-1988 | Porsche | 944 | Base |
| 1987-1988 | Porsche | 944 | S |
| 1986-1989 | Porsche | 944 | Turbo |
| 1988 | Porsche | 944 | Turbo S |
Why Choose K&N?
- Over 50 years designing high-flow filters for motorsports and street cars
- Durable construction with premium materials built to last vehicle lifetime
- State-of-the-art engineering boosts airflow while protecting engines
Frequently Asked Questions
-
Q: Does this fit my 1987 Porsche 944 Turbo?
A: Yes 33-2081 fits 1986-1989 Porsche 944 Turbo 2.5L L4 Turbocharged and 1988 Turbo S directly into factory air box -
Q: What material is used in the filter media?
A: Layered oiled cotton gauze with 4 protective layers treated for maximum dirt capture and airflow -
Q: What is the warranty and cleaning process?
A: No-Hassle Lifetime Limited Warranty covers defects wash every 75000 miles with K&N kit and re-oil
Shipping &. Handling
- Method: Ground shipping via UPS or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Protective box 7.5 in x 7.25 in x 2.75 in
- Weight: 0.9 lb (0.4 kg)
Air Filters
Air filters and intake filtration parts for cars, trucks, SUVs, Jeeps, and diesel platforms are stocked at Black Ops Auto Works. Shop direct-fit filters, drop-in replacement filters, universal clamp-on filters, cabin air filters, HVAC filters, engine breather filters, pre-filters, and velocity stacks for Hellcat, Trackhawk, TRX, Grand Cherokee, Challenger, Charger, Camaro, Corvette, Mustang, F-150, Tacoma, Tundra, BMW, and Honda platforms. Every product is filterable by year, make, model, trim, engine, and filter dimension so the correct part ships the first time. Black Ops Auto Works carries 3,397 air filter SKUs across direct-fit, universal, cabin, and pre-filter categories. What This Collection Covers Air filters remove dirt, dust, and debris from air entering the engine or cabin. This collection spans OE-style direct-fit and drop-in filters, universal cone and clamp-on filters for custom intakes, cabin and HVAC filters for interior air, engine breather filters for crankcase ...
View Air Filters Products
Air Filters - Drop In
Drop in air filters and replacement panel filters for cars, trucks, SUVs, and Jeeps are stocked at Black Ops Auto Works. Shop reusable and dry media panel filters that fit directly into your factory air box from K&N, aFe, AEM, Injen, BMC, and GReddy for vehicles ranging from Corvette and Mustang to Porsche, BMW, and Ford Super Duty diesel trucks. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct filter ships the first time. Black Ops Auto Works carries 1,453 drop in air filter SKUs across dozens of vehicle platforms. What This Category Covers Drop in air filters replace the factory paper filter element inside your existing air box without changing the intake tubing or housing. This collection spans reusable oiled cotton filters, dry synthetic media filters, and OEM style replacement panels sized to fit factory air box dimensions across nearly every make and model. Reusable and Dry Media Options Reusable oiled cotton filters from K&...
View Air Filters - Drop In Products
K&N Engineering
K&N Engineering filters and intakes for Jeep, RAM, Dodge, Chevy, Ford, Toyota, BMW, and Cadillac platforms are stocked at Black Ops Auto Works. Shop cold air intakes, Aircharger and NextGen intake systems, reusable panel filters, drop-in filters, universal clamp-on filters, oil filters, cabin filters, fuel filters, and filter cleaning kits for HEMI, Cummins diesel, EcoBoost, and LS/LT engine builds. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 1,927 K&N Engineering SKUs across intake, filtration, and maintenance categories. What This Brand Covers K&N Engineering built its reputation on reusable, high flow air filtration. This collection spans complete cold air intake systems, direct fit replacement filters, universal clamp-on filters for custom builds, and maintenance items like oil filters, fuel filters, and cabin filters. Cold Air Intakes and Intake Systems K&am...
View K&N Engineering Products
Porsche Parts & Accessories
Porsche parts and accessories for 911, Cayman, Boxster, 718, Macan, Cayenne, and Panamera models are stocked at Black Ops Auto Works. Shop exhaust systems, sport cats, downpipes, muffler bypass pipes, X-pipes, valve controllers, coilovers, sway bars, shocks and struts, brake pads, rotors, caliper rebuild kits, carbon fiber vents and trim, intake filters, cooling parts, drivetrain upgrades, and engine components for chassis codes 996, 997, 991, 992, 986, 987, 981, 982, 964, 993, 955, 957, 958, and 944 Turbo. Every product is filterable by year, make, model, chassis code, and trim so the correct part ships the first time. Black Ops Auto Works carries 1,407 Porsche SKUs across exhaust, suspension, brakes, exterior, cooling, and drivetrain categories. What This Collection Covers Porsche has produced distinct 911, Cayman, Boxster, Macan, Cayenne, and Panamera platforms across multiple chassis generations, and fitment does not carry over between them. This collection groups parts conf...
View Porsche Parts & Accessories Products


