K&N Engine Air Filter: Reusable, Clean Every 75,000 Miles, Washable, Premium, Replacement Car Air Filter: Compatible with 1998-2007 SMART (Cabrio, City Coupe, Fortwo, Roadster, Crossblade), E-9257

Compatible Vehicles:1998-2007 SMART Cabrio1998-2007 SMART City Coupe1998-2007 SMART Fortwo2003-2006 SMART Roadster2002-2005 SMART Crossblade Cross Reference:Beck/Arnley 0421724Champ Labs. AF3907Fram CA9429Luber-Finer AF3907Mahle LX1805Mahle LX813Mobil AF3907Parts Plus AF3907Pronto PA5640Purepro A5640Smart 0001024V001Smart 0003123V007Smart 0003124V001Smart 0004591V001Smart 0009997V001STP AF3907Wesfil WA5088WIX 49068

• REUSABLE K&N FILTER SAVES YOU MONEY: A K&N washable, reusable air filter will save you up to $125 vs. purchasing multiple disposable filters (compared to MSRP in USD of corresponding OE filters for 200,000 miles of highway driving)
• CLEAN ONCE EVERY 5 YEARS: Engine air filter only needs cleaning every 75,000 miles under normal highway driving conditions (5 years based on the average miles driven per year of 15,000 miles)
• RUGGED CONSTRUCTION: K&N Air Filters are manufactured with durable, premium materials and state-of-the-art construction methods to last a lifetime
• REDUCES WASTE: Over 200 million disposable air filters and their packaging waste wind up in landfills each year- reusable filters help reduce waste in our landfills
• ENGINEERED POWER: State-of-the-art air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance
• EASY INSTALLATION: K&N Air Filters are pre-oiled and ready to drop into your factory air box- they are one of the easiest and most cost-effective vehicle upgrades for quick performance gains
• 4 LAYERS OF PROTECTION: Multiple layers of premium cotton gauze treated with a specially-designed tacking agent work together to create an intricate mesh of engine filter media that is designed to block and trap harmful contaminants
• ULTIMATE LONGEVITY: No-hassle lifetime limited warranty on stock replacement K&N air filters- limitations apply
• MADE IN USA: K&N Air Filters are proudly made in the USA for trusted quality & reliability