K&N 04-07 Subaru STi K&N Drop In Air Filter 1981-toyota-corolla-esi3407647 -- The injection-molded MAF housing

-- The injection-molded MAF housing is precisely calibrated to maintain accurate sensor readings

CompGate40 (40mm) and HyperGate45 (45mm) External Wastegates

Each engine pressure gauge includes interchangeable silver and black bezels and black and white faceplates to personalize the look of your gauge

Our bracket is available in black or Rallye Red to add some extra flare under the hood of the Civic Type R

K&N 04-07 Subaru STi K&N Drop In Air Filter 1981-toyota-corolla-esi3407647 -- The injection-molded MAF housingK&N washable, reusable High Flow Air Filters feature a state of the art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's 10 Year Million Mile Limited Warranty. K&N drop in replacement filters are designed to install easily into your