This Quicksilver Marine Oil Filter is a high-quality replacement part for Sierra 18-7906-1 outboard engines. It is designed to ensure optimal engine performance and protection against oil contamination. The filter is made by Quicksilver, a trusted brand in the marine industry, and comes with a 1-year warranty. Ideal for those looking to replace their existing oil filter, this Quicksilver Marine Oil Filter is compatible with a range of outboard engines. It is easy to install and can be a perfect fit for your engine.