Building an OEM+ 2015 Subaru WRX STI | POWER MODS

We install a Remark USA cat-back exhaust system and then move on to COBB Tuning's NexGen Stage 2 + Flex Fuel Power Package for an emissions-compliant solution to adding significant horsepower to our 2015 Subaru Impreza WRX STI on both pump gas and E85. Remark USA exhaust system: https://www.remark-usa.com/collection... Hardrace engine and transmission mounts: https://www.stagefourmotorsports.com Use Discount Code SPEEDACADEMY for 5% Off COBB Tuning NexGen Stage 2 + Flex Fuel Power Package: https://www.cobbtuning.com/products/s... COBB Tuning Short Shifter: https://www.cobbtuning.com/products/d... COBB Tuning Air/Oil Separator: https://www.cobbtuning.com/products/s... Hyper lite NEON Sign: https://hi-hyperlite.com/pages/custom... MAXIMUM work gloves: https://www.canadiantire.ca/en/pdp/ma... Continental ExtremeContactSport02 is our Recommended Tire: https://bit.ly/3YwVD1v #SpeedAcademyContinental Join Our YouTube Community: https://goo.gl/n4m3Ez Our Patreon page:   / speedacademy   BUY Merch Here: http://www.speedacademy.shop/ Support The Companies That Support Us: Continental Tire: https://bit.ly/3YwVD1v Valvoline: https://www.valvoline.com/ Konig Wheels: https://konigwheels.com/ Canadian Tire Pro-Series: https://www.canadiantire.ca/en/all-br... Fluid Film Corrosion Protection: https://www.fluid-film.com/ Enkei Wheels: https://enkei.com/ FCP EURO: https://www.fcpeuro.com/ Rays Wheels: ANNEX SUSPENSION: https://annexsuspension.com/ $125 OFF use code: 'SPEEDACADEMY' HP Academy: https://hpcdmy.co/sa Eibach Springs: https://eibach.com/ DISCLAIMER: Speed Academy videos are solely for entertainment purposes. Never perform any modifications to your vehicle that will void your warranty or in any way violate your local road going laws. We assume no liability for property damage or injury as a result of any of the information contained in this video. Use the information provided at your own risk.