air filter FEATURES:| There is 20mm of triple foam in the dirtiest part of the air filter, and two-stage foam in the rest of the filter||Designed for extra protection and airflow||Can be cleaned, re-oiled and reused like a two-stage filter||For use with cages DT-1 AirPower|| filters Fits:| HUSQVARNA TC 449 2011||HUSQVARNA TC 449 2012||HUSQVARNA TC 449 2013||HUSQVARNA TE 449 2011||HUSQVARNA TE 449 2012||HUSQVARNA TE 511 2011||HUSQVARNA TE 511 2012 ||HUSQVARNA TE 511 2013||HUSQVARNA TXC 511 2012 (America)||The DT-1 RACING EUROPE brand has been producing air filters for over 30 years and is an ideal choice for both professionals and amateurs.| Premium foam technology ensures maximum airflow while maintaining essential engine protection. | It is the cleanest and best seal on the market.| All DT-1 RACING EUROPE air filters are hand-made in Belgium and the USA from the highest quality combined 2-layer and 3-layer foams. | DT-1 RACING EUROPE air filters are available in a standard version or soaked in the highest quality fire-resistant and biodegradable oil. |