Your Jaguar S Type certainly deserves nothing but the best. So for your engine filtration system, K&N Air Filter is the rightful product to use. K&N is widely known for their innovative and excellent filtration technology for over 30 years now. You will surely love the unrestricted air flow that it brings during the combustion process of your car. The result is more horsepower and increase acceleration, and you think that your Jaguar couldn’t get any better! The 2003-2006 Jaguar S Type K&N Air Filter uses four to six layers of oil-coated cotton gauze to achieve maximum trapping efficiency. These pleated sheets of gauze are mounted on an aluminum wire mesh to prevent dust, grime, and other dirt particles from contaminating the proper air flow into the engine. A clogged air passage can result in restriction of engine power output, more fuel consumption and damage to vital engine parts. How often do you have to change the Jaguar S Type K&N Air Filter? This is the good part, because you can wash and reuse this filter for up to 1,000,000 miles. That sounds like a lot of traveling! You can wash it after 50,000 miles to enable it perform like new again. Once you tried using the K&N air filter on your Jaguar S Type you will surely notice the clear difference in acceleration and fuel economy. For more information and detail about this product, please log on to our web site. We accept orders of K&N Air Filter K33332273 thru our toll-free hotline and online store.