For Lexus IS250 Base V6 2.5L Sedan 2011. For Lexus IS350 Base V6 3.5L Sedan 2006-2013. For Lexus IS350 C V6 3.5L Convertible 2010-2013. The brake caliper fits like a clamp on a wheel’s rotor to stop the wheel from turning when you step on the brakes.