HKS "Hi Power 409" Catback for Mitsubishi Lancer Evo 5 An intimate look at Farrah Fawcett's last days Video ABC News. HKS Exhausts SpecificationsIn the Japanese vehicle category HKS is a brand that is highly recommended with almost 40 years experience in engine tuning unparalleled by the competition. The fruit of many years of engineering HKS exhausts have undergone many demanding tests in order to offer reliability performance quality great sound and finish all of which are far superior to OEM parts. Easy to install with "plug & play" and bolt on capacities HKS exhausts can be installed without making any modifications. HKS exhausts add a racing touch and a great sound to your vehicle while improving reliability and benefitting from the high quality finish that is guaranteed by HKS. All bolts and gaskets are included with the kit facilitating installation. All HKS parts go in place of the OEM components without any modifications. Authenticity guaranteed ! DriftShop is an official distributor of HKS Europe. Our products are 100% authentic satisfaction or your money back.