Alaria Tech - 350Z Differential Cooler KitALARIA Technical Manufacturing is proud to introduce our bolt-in Nissan 350Z Differential cooler kit.For anyone that has driven their car in an environment that includes lots of consecutive twists and turns, you have most likely noticed the downfalls of the factory system. It is very common for racers to only see a few laps on a track before the oil in the diff gets well above its operating range, and in those cases, you will see anything from unpredictable changes in how the car drives due to an overh