PERRIN Gurney Flap - 2015-2021 WRX/STi Crank Pulley Genuine OEM Mitsubishi factory replacement

Genuine OEM Mitsubishi factory replacement driveshaft to rear end nut and bolt kit for DSM & Evo 7/8/9

67" (OEM Size) 6

21mm Turbine Wheel Exducer

STM-EVO46-UICP-TI

The STM Evo X stainless steel catback dual exit exhaust will bolt up to your stock or aftermarket 3" cat or testpipe and give you the performance and flow you want

PERRIN Gurney Flap - 2015-2021 WRX/STi Crank Pulley Genuine OEM Mitsubishi factory replacementVehicle Fitment: 2015 2021 WRX & STi INCREASE DOWNFORCE AND PERFORMANCE After sending the PERRIN Gurney Flap in for professional flow analysis, it was determined that it decreases overall lift of the car while only slightly increasing drag. This means the aerodynamic efficiency of the system is increased. Analysis has shown the PERRIN Gurney Flap increases downforce by 35 lbs. at 75 mph, 62 lbs. at 100 mph, and nearly 100 lbs. at 125 mph. AGGRESSIVE