Mishimoto Air Intake for 2008+ Subaru WRX/STI Performance Dyno-Proven Design

Mishimoto Air Intake for 2008+ Subaru WRX/STI — Performance, Dyno-Proven Upgrade horsepower and response with the Mishimoto Subaru WRX/STI Performance Air Intake. Engineered for 2008+ WRX and STI models, this dyno-proven kit delivers up to +25 HP / +25 TQ while maintaining safe air/fuel ratios and compatibility with the factory tune. Complete kit: mandrel-bent aluminum intake pipe, Mishimoto air straightener, CNC MAF housing, oiled performance filter, powder-coated heat shield, silicone coupler, clamps, and hardware. Improved airflow: filter placed outside the hot engine bay to reduce IATs and prevent heat soak. Accurate MAF readings: CNC MAF housing and air straightener yield consistent, smooth power delivery. Durable finishes: red or black powder coat or polished aluminum options. Serviceable filter: free-flowing, oiled filter with 16% more surface area for longevity and filtration. Quick installation: bolt-on design installs in under one hour with included hardware. Made in the USA and backed by the Mishimoto Lifetime Warranty. Expect an aggressive intake tone, reliable street and autocross gains, and long-term serviceability from a proven performance upgrade.