Mishimoto MMAI-STI-15RP Subaru&nbsp;STI Race Intake, 2015+ Polished Direct fit for 2015+ STI CNC-machined air diverter maintains reliable and consistent MAF readings 3 diameter pipe for large turbochargers and aggressive tunes Fits stock or aftermarket induction hoses and front-mount intercooler kits Mishimoto Lifetime Warranty