Injen 01-03 Lexus GS430/LS430/SC430 V8 4.3L Black IS Short Ram Cold Air IntakeThe Injen IS Series is a traditional underhood intake system that is placed in the stock location of the factory air box system. Each system is built from 6061 T 6 aluminum alloy to ensure the lightest design possible. Every IS system is certified or pending by the California Air Resource Board and backed by Injen Technology? s limited lifetime warranty. This Part Fits: Year Make Model Submodel 2001 2003 Lexus GS430 Base 2001 2003 Lexus LS430 Base