2003 Lexus IS300
Was simple to assemble, there is one wire on 20pin connector "black with white stripe" that instructions don't even mention, and if your car is equipped with factory GPS it will not work after installing of this
Pros: You can use factory amp
Cons: Dose not tell you GPS won't work ,and no explanation of extra wireCrutchfield response on May 24, 2016 If you purchased this product from Crutchfield, feel free to contact our Tech Support team. They can walk you through the installation. Our toll-free Tech Support number is printed on your invoice, and is also available under the "My Orders" tab in the "My Account" section of our website.