Will a STP S5 oil filter fit a 250 Chevy?

Yes, a STP S5 oil filter is compatible with a 250 Chevy engine, as it is designed for use with various small block Chevrolet engines, including the 250 cubic inch inline-six. However, it's essential to verify the specific application and fitment for your vehicle model and year, as there can be variations. Always consult your owner's manual or a parts specialist to ensure proper fitment.