Cobb 3-Port Boost Control Solenoid - Subaru WRX 2008-2014 / STi 2008-2021 (+Multiple Subaru Fitments) lancer evolution 9 Max gains of 21 hp

Max gains of 21 hp and 24 ft-lbs of torque at the crank without software (when paired to an aftermarket DP)

EASY INSTALL WITH NO MODIFICATIONS

something that won't happen with inferior quality head studs

5 GTI is a direct replacement for the factory exhaust

Cobb 3-Port Boost Control Solenoid - Subaru WRX 2008-2014 / STi 2008-2021 (+Multiple Subaru Fitments) lancer evolution 9 Max gains of 21 hpEMISSIONS This part is legal under the provisions of EPAs Anti Tampering Policy. COBB Tuning has established a reasonable basis (testing results) to verify that this product allows the vehicle to operate within legal emissions standards and is therefore legal to be sold for on street use in all states that accept the legal provisions of the Clean Air Act and EPAs Anti Tampering Policy. NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY EMISSION CONTROLLED