as i know the fuel pump is 2.55 liter per Hour.it give more fuel supply to your engine compare to your stock fuel pump.when your car perform the mode will go high, when normal drive it will go to low mode.
i just wanna know what engine oil do u use for 13B-REW?
i check on the internet, they said using 20/50? isit too heavy using that oil?? by the way, i just bought this car about a week. need some advice :p...