This Purolator fuel filter is a great fit for 2002-2005 Trailblazer. It has been designed to provide optimal fuel filtration for your engine, ensuring that it runs smoothly and efficiently. The filter is compatible with OE/OEM part number F55577 and manufacturer part number F55577 The filter is made by Purolator, a trusted brand in the automotive industry. It is specifically designed for Trailblazer models and is perfect for those who want to replace their existing fuel filter.