Grimmspeed Drop-In Filter 2019-2021 STI and 2022+WRX

GrimmSpeed has a safe and reliable way to increase horspower with no tuning required. We worked hard to develop a direct replacement, dry-element air filter for the stock airbox that not only decreases restriction, producing more torque and horsepower, but is also able to filter out particulates at the same level as the OEM filter to keep your engine safe.

QUICK SPECS:

• Direct OE Replacement – Drops right into the OEM airbox for an easy install
• Oil-Free Element – Dry-Con means more reliability and easier maintenance
• Proven Performance: Designed in the Lab, Proven on the Dyno
• Tested +9 TQ and +6 WHP – Safe, reliable power gains 
• 62% Better Flow than OEM – More flow/less restriction, equals more power
• 99.1% Efficiency – Filters at the same level as OEM
• Long Service Life – Up to 20K mile service interval 
• Serviceable/Reusable – Simple refresh using popular cleaning kits
• No Tune Required – Simply drop in and enjoy more safe, reliable power!
• 1 Year Warranty – Worry free, heavy-duty construction
• 100% Made in the USA

Fits 2019+ STI, and 2022+ WRX