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K&N Replacement Air Filter PORSCHE 911,930 3.0,3.5L TURBO - K&N Engineering KNN33-2530
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K&N Replacement Air Filter PORSCHE 911,930 3.0,3.5L TURBO

KNN33-2530
024844019622
Air Filters - Drop In
18 Units In Stock
$ 86.00 $ 83.99
$ 83.99

K&N 33-2530 is a direct drop-in replacement high-flow air filter designed for Porsche 911 and 930 Turbo models with 3.0L and 3.5L engines plus select BMW 3.0Si vehicles. This washable reusable filter uses layered oiled cotton media to deliver more airflow for increased horsepower and acceleration while trapping contaminants for engine protection. Backed by K&N No-Hassle Lifetime Limited Warranty it lasts the life of your vehicle and installs in minutes without modifications.

Key Features

  • Filter measures 9 in length x 7.5 in width x 1.875 in height weighs 1.1 lbs.
  • Engineered Power: Advanced media design increases airflow for more horsepower acceleration and overall engine response.
  • Reusable Saves Money: Washable design saves up to $125 over 200000 miles compared to buying multiple OEM disposable filters.
  • Compatible with OEM airbox hardware centered flange ensures secure fit.
  • Reusable design reduces landfill waste from 200 million disposable filters yearly.

Fitment

Years Make Model Application
1971 BMW 3.0CSi Verify engine and application notes
1971 BMW 3.0Si Verify engine and application notes
1975 BMW 3.0Si Verify engine and application notes
1978-1983 Porsche 911 Carrera 2, Carrera 4, RS America, SC, Turbo, Turbo 3.6, Turbo Carrera
1986-1993 Porsche 911 Carrera 2, Carrera 4, RS America, SC, Turbo, Turbo 3.6, Turbo Carrera
1978-1979 Porsche 930 Turbo

Specifications

Brand K&N Engineering
Manufacturer Part Number 33-2530
Product Type Air Filters - Drop In
Fitment Type Vehicle Specific
Condition New

What's Included

One new K&N air filters - drop in identified by manufacturer part number 33-2530. Hardware, adapters, clamps, hoses, filters, and service supplies are included only when stated for this exact product.

About K&N Engineering

K&N develops reusable air filtration, intake, oil filtration, fuel filtration, and related performance products for vehicle-specific and dimensional applications.

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Frequently Asked Questions

How do I confirm K&N 33-2530 fits my vehicle?
Match the year, make, and model in the fitment table, then confirm the engine, factory housing, sensor layout, emissions notes, and any application restrictions stated for this exact part.

Is K&N 33-2530 washable and reusable?
Serviceability depends on the exact media used for this part number. Follow the K&N cleaning and oiling directions for this filter and never apply oil to media specified as dry.

What should be checked after installing K&N 33-2530?
Verify seals, clamps, fasteners, hoses, sensors, wiring, and surrounding clearance as applicable. Check for leaks or contact, then follow the manufacturer service and reinspection schedule.

Installation Instructions

  • Remove factory air filter and replace with K&N 33-2530 no cutting or drilling needed.
  • Compatible with OEM airbox hardware centered flange ensures secure fit.
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