If you're looking for a top-quality brass injector sleeve for your 7.3 Powerstroke, look no further than the Ford F4TZ-9F538-A. This injector sleeve is expertly crafted from durable brass, ensuring a long lifespan and reliable performance. It's designed to provide a tight seal between the injector and the cylinder head, preventing fuel leakage and ensuring optimal engine performance. Plus, it's easy to install, so you can get back on the road in no time. Trust the Ford name for quality engine parts and accessories - order your F4TZ-9F538-A brass injector sleeve today!