they are the same. garret just using different code. usually hks whom co venture with garret tend to use the 2835 code. garret on the other hand tend to use 3071. same as hks 3037 same at gt3076r
the price is RM 600 plus the bulb is H4, the controller is RM 500. this item is brand new, it is good for those engine in the front, it cool down the engine by 20%