The Lexus RX 330 performance chip comes with the promise of a considerable increase in power and torque put of the engine. You can select from the different products available all of which are designed and customized for Lexus RX 330. Depending on the variant your car will experience a power hike of 20-50HP. Also some variants enhance the fuel efficiency along with increasing the power and torque. Some also help in improving the throttle response. Hence with the installation of the performance chip you can expect and overall improvement in the performance of your Lexus RX 330.