Just take one look at the plastic molded stock turbo inlet and you will see how it's pancaked design chokes airflow and robs your MS3 of its full performance potential. The ATP turbo inlet pipe for the 07-13 Mazdaspeed3 is constructed from full 3" polished cast aluminum to allow more air intake volume, giving your speed3 quicker spool and less intake turbulence. Specifically designed to handle the intake demands of a big Garrett turbocharger, the ATP turbo inlet can also be used to increase flow and maximize power on the stock turbo with the available reduction coupler. Silicone couplers available in red, blue or black. Please note that this turbo inlet is designed to be used with the ATP short ram intake (available above) and can accommodate a stock or ATP Garrett turbocharger. Please select the proper inlet for your car below. The ATP turbo inlet will not work with other brand aftermarket intakes without modification.