In Mazda 3 with turbines intercooler is used. The main task of it is to cool air for 1.6 motor having Y601 model code. For Mazda cars of 2009 year of production it’s necessary task. Factory sizes for 3 with 1.6 motor under the hood are as follows: height of 600 mm, width of 143 mm and depth 58 mm. With normal work of intercooler your 2008 Mazda 3 can work properly.
It’s worth knowing that Mazda can show problems if intercooler doesn’t work, for Y601 engine code especially. For sufficient repair of Mazda 3 1.6 better choose original dimensions of module: 600 mm high, 155 mm wide and 65 mm deep. Not sufficient cooling in 2008 year cars may destroy turbine of 3.