ECOGARD XF55577 Premium Fuel Filter Fits Chevrolet Trailblazer 4.2L 2002-2004, Trailblazer EXT 4.2L 2002-2004, Trailblazer EXT 5.3L 2003-2004, SSR 5.3L 2003-2004

COMPATIBLE with Chevrolet Trailblazer 4.2L 2002-2004, Trailblazer EXT 4.2L 2002-2004, Trailblazer EXT 5.3L 2003-2004, SSR 5.3L 2003-2004, SSR 6.0L 2005-2006 | GMC Envoy 4.2L 2002-2006, Envoy XL 4.2L 2002-2004, Envoy XUV 4.2L 2004. [cont.] Envoy XUV 5.3L 2004-2005, Envoy 5.3L 2005 | Hummer H2 6.0L 2003-2005 | Buick Rainier 4.2L 2004-2005, Rainier 5.3L 2004-2005 | Oldsmobile Bravada 4.2L 2002-2004 | Isuzu Ascender 4.2L 2003-2005, Ascender 5.3L 2003-2005 | Saab 9-7x 4.2L 2005. REPLACES ACDELCO GF831, FRAM G9344, GM 15015509, 88983068, ISUZU 8-15015-509-0, PUROLATOR F55577, WIX 33129. 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.