1.5 or 1.8

[stevetheknee123]

how do i tell if my mirage is a 1.5 or 1.8L and what is the best cold air intake that i should buy

[DFBonnett]

Year?
Also, don't waste your money on changing the intake. It will make no measurable difference in power. It will just sound like it does. Just get a new air filter if the one in there is funky.

[stevetheknee123]

2000

[DFBonnett]

According to the FSM, the engine model number is stamped at the front side of the top edge of the cylinder block. 4G15 = 1.5L 4G93 = 1.8L
HTH