K&N Advantage Air Filter Subaru Outback 03-10 / Legacy 05-10 / Impreza 07-10 / Forester 08-10 | KNA-2304 350Z_2003-2009 Consistent carbon fiber weave pattern

Consistent carbon fiber weave pattern

at 40 psi the 340 boasts more than 340 lph

This is for S Chassis LS T56 using the ISR LS swap mount

Patented drone-killing 180 technology®:

5L Turbo engine is capable of producing some killer power

K&N Advantage Air Filter Subaru Outback 03-10 / Legacy 05-10 / Impreza 07-10 / Forester 08-10 | KNA-2304 350Z_2003-2009 Consistent carbon fiber weave patternProduct Fitment: 2003 2010 Outback 2005 2010 Legacy 2007 2010 Impreza 2008 2010 Forester Premium replacement air filter that provides superior engine protection, longer life, and easy installation. Features: Durable construction for up to 18,000 miles of use 50% longer lifespan than standard filters Up to 99% filtration efficiency for engine protection Drop in installation, usually no tools required Replace every 18,000 miles under normal driving