K&N Engineering is a renowned leader in high-performance air filtration and induction systems, dedicated to providing superior airflow, engine protection, and enhanced performance. Made in the USA, K&N designs and manufactures a wide range of products, including washable air filters, cold air intakes, and performance air filtration systems, for vehicles, motorcycles, trucks, and more. With over 50 years of innovation, K&N utilizes advanced cotton-gauze technology to deliver exceptional filtration while boosting horsepower and fuel efficiency. Trusted by automotive enthusiasts and racing professionals worldwide, K&N Engineering continues to set the standard for quality, durability, and performance in the automotive industry. 
The RF-1047 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a K&N embossed carbon fiber top for strength and durability. The carbon fiber element adds to the light-weight design and gives this filter a smooth glass like finish. The RP-1047 is a clamp-on filter that has an inside flange diameter of 3 inches and a flange length of 1-3/4 inches. The base diameter and filter length are 6 inches.
This Part Fits:
 
Fitment Years: 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015.
      The RF-1047 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a K&N embossed carbon fiber top for strength and durability. The carbon fiber element adds to the light-weight design and gives this filter a smooth glass like finish. The RP-1047 is a clamp-on filter that has an inside flange diameter of 3 inches and a flange length of 1-3/4 inches. The base diameter and filter length are 6 inches.
This Part Fits:
| Year | Make | Model | Submodel | 
|---|---|---|---|
| 2009-2013 | Audi | A4 | Base | 
| 2009 | Audi | A4 | Cabriolet | 
| 2010 | Audi | A4 Quattro | Avant | 
| 2010 | Audi | A4 Quattro | Base | 
| 2012-2013 | Mitsubishi | Lancer | DE | 
| 2012-2014 | Mitsubishi | Lancer | ES | 
| 2012-2014 | Mitsubishi | Lancer | ES Sportback | 
| 2008,2010-2015 | Mitsubishi | Lancer | Evolution GSR | 
| 2008,2010-2014 | Mitsubishi | Lancer | Evolution MR | 
| 2010-2011 | Mitsubishi | Lancer | Evolution MR Touring | 
| 2012-2014 | Mitsubishi | Lancer | Ralliart | 
Fitment Years: 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015.
- CARB:
 - This product is not CARB Legal and not for sale in California
 - Category:
 - Air Filters>Air Filters - Universal Fit
 - Core:
 - N
 - Core Price:
 - 0
 - LTL:
 - N
 - MPN:
 - RF-1047
 - Proposition 65:
 - Y
 - Clearance Item:
 - N