ECOGARD XF55577 Engine Fuel Filter - Premium Replacement Fits Chevrolet Trailblazer, Trailblazer EXT, SSR/GMC Envoy, Envoy XL, Envoy XUV/Hummer H2 / Buick Rainier/Oldsmobile Bravada COMPATIBILITY with 2002-2004 Chevrolet Trailblazer, 2002-2006 GMC Envoy, 2002-2004 Chevrolet Trailblazer EXT, 2002-2006 GMC Envoy XL, 2003-2005 Hummer H2, 2004-2005 Buick Rainier, 2002-2004 Oldsmobile Bravada, 2004-2005 GMC Envoy XUV. PROTECT YOUR ENGINE against damage by preventing foreign particles from reaching the fuel injector or carburetor. Constructed with a multi-layered material that has optimum filtering efficiency. IMPROVE ENGINE PERFORMANCE with ECOGARD Fuel Filters. A clogged or dirty gas filter can result in difficulty starting, hesitation upon accelerating, decreased fuel economy, and rough idling. PRECISE INLET/OUTLET CONNECTIONS for trouble-free installation. SPECIFICALLY ENGINEERED AND TESTED for original equipment fuel filters fit, form, and function. Meets the requirements for maintaining new vehicle warranties. Replaces: FRAM G9344 Purolator F55577 WIX 33129 OE 88983068.