In years past, an automotive enthusiast could fix or tweak just about anything on his or her car with a wrench and some muscle (and maybe just a little imagination and luck). These days, however, things are getting more complicated: modern vehicles are based much on computers, meaning that you need a degree in computer programming as well as mechanical know-how to really fine-tune your vehicle. With a Nissan 350Z Performance Chip, however, you’ll be able to access that central computer and use it to your advantage - quickly, easily, and incredibly successfully. How does it work? A Nissan Unichip Performance Chip will plug directly into your vehicle’s computer and help you to make the small changes you want and need to achieve in order to gain maximum horsepower and incredible power day in and day out. With the right performance chip at work in your Nissan 350Z 2003 - 2006, you’ll be able to take back control over the smallest details of your computer-based systems with simply the touch of a button - and that’s something every driver can appreciate. Auto hobbyists should get professional technical assistance while purchasing quality car parts. That's why we've established an always-open customer service bureau to aid you with your needs. If you find a better price, tell us - we will meet or beat any price advertised elsewhere.