This high-quality oil filter from K/N is perfect for any car or truck enthusiast looking to keep their engine running smoothly. Designed for use with auto engines, this SO-4003 model is sure to provide reliable performance and long-lasting durability.

With its advanced filtration technology and precision engineering, this K/N oil filter is the perfect choice for anyone who wants to ensure maximum engine protection and performance. So whether you're a professional mechanic or a DIY enthusiast, this high-quality oil filter is sure to meet all your needs. Don't wait any longer to upgrade your engine's filtration system - order your K/N SO-4003 oil filter today!