i recently replaced my car filter with a new one and the DIFFERENCE is noticeable. According to my experience, this product improved the cars performance and increased its fuel efficiency.It was a breeze to install and comes at a great price for such high quality. The filter is long-lasting and durable, making it a reliable choice for any car owner. The only con I noted was that it isn't washable and must be replaced every 12,000 miles, which can be a bit of a hassle, but the overall performanceSee full review