Lexus IS200 The Lexus IS is a series of entry-level luxury cars / compact executive cars sold by Lexus since 1998. The IS was introduced as an entry-level sport model slotted below the ES in the Lexus lineup. The first generation, also known as the XE10, was offered as a sedan and in 2000 a hatchback was introduced. Information provided by: 

https://en.wikipedia.org/wiki/Lexus_IS#First_generation_.28XE10.29 

Wiring Information APP0260 is designed to plug into the factory amplifier located to the left of the glovebox.