A clipart image of a yellow sign with the number 16 in black text. #191875 Aeromotive 08 20 Subaru WRX STi 450lph Drop In Stealth System. Aeromotive Inc. is a true high performance aftermarket manufacturer specializing in fuel delivery and fuel delivery components. Utilizing aerospace tolerances and procedures, three generations of track experience, and a meticulous approach to engineering, Aeromotive Fuel Systems has become the absolute pinnacle of performance fuel delivery. Installation Instructions This Part Fits: Year Make Model Submodel 2008 2014 Subaru Impreza WRX 2008 2014 Subaru Impreza WRX STI 2015 2020 Subaru WRX Base 2015 2020 Subaru WRX Limited 2015 2020 Subaru WRX Premium 2015 2020 Subaru WRX STI Base 2015 Subaru WRX STI Launch Edition 2015 2020 Subaru WRX STI Limited 2019 Subaru WRX STI S209 2016 Subaru WRX STI Series. HyperBlue 2018 Subaru WRX STI Type RA