K&N Performance Gold Oil Filters offer extremely durable construction and enhanced flow-rate making them both more reliable for standard applications and demanding tuned applications. They also come with convenience features like a one-inch nut at the top of the filter making removal easy.Higher flow-rate for tuned enginesExtra rugged constructionIntegrated nut for ease of removalDesigned to offer higher flow rates for tuned engines, and beefed up construction for enhanced reliability on any engine, K&Ns Performance Gold Oil Filters are designed to be ultimate oil filter.Utilising pleated synthetic filter medium, these filters are compatible with both synthetic and non-synthetic oil.By using a freer-flowing, higher quality filter medium, K&N Performance Gold Oil Filters can support higher flowrates which makes them ideal for tuned engines.The oil filter has a thicker canister (on canister applications), double rolled seal, 1-inch nut for spanner removal, and comes pre-drilled for safet