The K&N Typhoon short-ram intake for the 2015 Subaru WRX STI 2.5L uses a mandrel-bent aluminum tube paired with a washable, reusable oiled cotton High-Flow air filter. K&N guarantees increases in horsepower and torque for this intake design and backs it with the K&N No-Hassle Lifetime Limited Warranty. The oversized conical filter can allow extended service intervals and the system typically installs in under 90 minutes; check CARB status for California use.
K&N 2015 Subaru WRX-STI 2.5L H4 Red Typhoon Short Ram Intake