Perrin Pro Electronic Boost Control Solenoid 02-07 Subaru WRX / 04-07 STi
Perrin Performance
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WARNING: This product is not CARB legal and is not for sale or street use in California and CARB States
Emissions-related aftermarket parts are regulated by the U.S. Environmental Protection Agency (EPA) and various state agencies, primary of which is the California Air Resources Board (CARB). California is unique among the states because Congress granted it the right to regulate emissions independent of the EPA. Parts and components affecting motor vehicle emissions are subject to anti-tampering laws, and require testing and certification.
Section 177 of the CAA grants the ability for states to adopt California emission standards instead of federal ones.
States adopted the California standards (CARB States):
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