K&N Cone Filter 5in ID 6.5in base 4.5in top 5.625in height carbon fiber look K&N Engineering KNNRP-5113
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K&N Cone Filter 5in ID 6.5in base 4.5in top 5.625in height carbon fiber look

KNNRP-5113
024844104922
Air Filters - Universal Fit
20+ Units In Stock - Ships Next Business Day
$ 94.99
$ 94.99

SKU: RP-5113 | UPC: 024844104922

K&N RP-5113 Universal Cone Air Filter 5in ID 6.5in Base 4.5in Top 5.625in Height Carbon Fiber Top - Fits Subaru WRX STI Forester BMW M3

The K&N RP-5113 is a high-flow universal clamp-on cone air filter featuring oiled cotton media and a carbon fiber top for lightweight strength and sleek aesthetics. This 5-inch inlet diameter filter with 1-inch flange fits a wide range of performance vehicles including 2002-2014 Subaru Impreza WRX and STI models, 2001-2005 BMW M3, and Subaru Forester XT variants. It delivers increased airflow for better horsepower and acceleration while remaining washable and reusable.

Key Features

  • Carbon Fiber Top: Provides durability, reduces weight compared to aluminum tops, and offers a smooth glass-like finish for enhanced engine bay appearance
  • Oiled Cotton Media: Traps dirt effectively while allowing maximum airflow to support horsepower gains and quicker throttle response
  • Pliable Rubber Flanges: Stretch up to 1/16 inch for precise fit on in-between sizes, absorb vibrations, and ensure a secure clamp-on seal
  • Compact Dimensions: 5in inside flange ID, 1in flange length, 6.5in base OD, 4.5in top OD, 5.625in height fits tight engine compartments without clearance issues
  • Washable and Reusable: Clean with K&N service kit for long-term performance, no replacement needed, saving money over disposable filters

Product Notes

  • Designed for custom air intake setups on performance vehicles
  • Service filter every 50,000 miles under normal conditions or 30,000 miles in dusty environments
  • Ships in protective packaging to prevent damage during transit

Installation Notes

  • Professional installation recommended.
  • Clamp-on design requires 5in ID intake tube. use included hose clamp for secure fit
  • Oil filter media after cleaning per K&N instructions for peak performance

This Part Fits

Year Make Model Submodel
2001-2005 BMW M3 Base
2004-2005 Subaru Forester XT
2006 Subaru Forester XT Limited
2005 Subaru Forester XT Premium
2002-2014 Subaru Impreza WRX
2006-2007 Subaru Impreza WRX Limited
2010-2014 Subaru Impreza WRX Limited
2004-2014 Subaru Impreza WRX STI
2007 Subaru Impreza WRX STI Limited
2011-2014 Subaru Impreza WRX STI Limited
2010 Subaru Impreza WRX STI Special Edition
2006-2007 Subaru Impreza WRX TR
2005-2006 Subaru Legacy GT
2005 Subaru Legacy GT Limited
2006-2009 Subaru Legacy GT spec.B

Why Choose K&N?

  • Proven leader in high-performance filtration with over 50 years of engineering expertise
  • Backed by dyno-tested airflow gains for real-world power increases
  • Precision-molded components ensure exact fit and vibration resistance

Frequently Asked Questions

  • Q: Will the RP-5113 fit my 2004 Subaru Impreza WRX STI?
    A: Yes, it fits 2004-2014 Subaru Impreza WRX STI models with a 5in intake tube, providing a direct clamp-on replacement for stock air filters
  • Q: What is the top made of and how does it benefit performance?
    A: The top uses carbon fiber composite for reduced weight versus metal tops, added strength, and a premium finish that resists heat and corrosion
  • Q: What warranty coverage and maintenance is included?
    A: Comes with a one-year limited warranty. wash and re-oil using K&N kits for indefinite reuse without performance loss

Shipping & Handling

  • Method: UPS Ground or USPS Priority
  • Availability: In stock - ships same or next business day
  • Packaging: Durable cardboard box measuring 7in x 7in x 7in
  • Weight: 1.1 lbs

Request For Information

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