Manufactured From T304 Stainless Steel. These Universal Flexible Heat Shields Are Designed To Fit Around Most Cone Shaped Filters. The Purpose Is To Deflect Hot Air From Being Sucked Into Your Engine. The Shields Help To Reflect The Heat And Allows Cool Air To Pass Under It Through The Filter. Simple To Fit With No Drilling Required. Please Call 01582 477441 For Further Details Or Email Sales@carnoisseurdirect.com