aFe Pro 5R Air Filter Elements for 2004-2008 CROSSFIRE, 2002-2004 SLK32 AMG, 2001-2004 SLK320 - 30-10137 turbochargers high-vibration environment typical of performance

high-vibration environment typical of performance engine bays

8 quarts of capacity to the Ford 8

Built for the toughest trails

and a precision-wound stator engineered for sustained output at low RPM

aFe Pro 5R Air Filter Elements for 2004-2008 CROSSFIRE, 2002-2004 SLK32 AMG, 2001-2004 SLK320 - 30-10137 turbochargers high-vibration environment typical of performanceThis aFe Pro 5R drop in air filter element (part 30 10137) is a direct replacement for 2004 2008 CROSSFIRE, 2002 2004 SLK32 AMG, 2001 2004 SLK320 that swaps out your restrictive OEM paper filter for a high flow performance alternative. It is one of the simplest upgrades you can make to your engine's air intake system, delivering sharper throttle response and measurable gains without any modifications. The Pro 5R uses progressively finer mesh cotton