OLM RS Style Redline Gurney Flap for STI Spoiler Subaru WRX / STI 2015-2021 Vehicle Model 0 is an outstanding performer

0 is an outstanding performer featuring a proprietary state-of-the-art 52 lb/min Garrett GT compressor wheel (with an unheard of 79% maximum efficiency) combined with a race proven proprietary 11 bladed Garrett turbine wheel all wrapped up in a true Mitsubishi bolt on package

Custom Appearance

Will last the life of your car and can be cleaned and oiled for optimum long term performance

This exhaust system features a large muffler similar to stock which results in a mellow exhaust note without the added back pressure from the restrictive factory cat back

OLM RS Style Redline Gurney Flap for STI Spoiler Subaru WRX / STI 2015-2021 Vehicle Model 0 is an outstanding performerPart #: A. 70054. 2 Enhance the STI wing's downforce characteristics and add some flare with the OLM RS Style Redline Gurney Flap. Comes with Premounted 3m tape on the backside for a super quick and simple install. INSTALLATION NOTES Clean the mounting surface thoroughly and apply in a relatively warm (70 degrees Fahrenheit preferred) area. NOTE: May require extra 3M in order to fit when using aftermarket wing stiffeners.