Subaru WRX STI Air Intake Kit Replacement

16.5 HP @ 5224 RPM; Incl. Dryflow Air Filter/Alum. Tubing/Clamps; Red Filter; Gunmetal Gray Pipe Finish;Not Legal For Sale Or Use In California

36 HP @ 5300 RPM; Incl. Air Filter/Alum. Tubing/Clamps; Red Filter; Gunmetal Gray Pipe Finish;Not Legal For Sale Or Use In California

Incl. Dryflow Air Filter/Alum. Tubing/Clamps/Heat Shield; Estimated Horsepower Gain 22.1 HP @ 6217 RPM; Gunmetal Gray;Not Legal For Sale Or Use In California

Textured Black; Incl. Air Filter/Heat Shield/Tubing; Estimated Horsepower Gain 14.28 HP At 5228 RPM;CARB E.O. D-269-41

Incl. Air Filter/Heat Shield/Wrinkle Red Tubing; Estimated Horsepower Gain 25.2 HP At 5999 RPM;Not Legal For Sale Or Use In California 69 Series-Metal Intake Kit For Sport Compact & Sports Car; Wrinkle Red [CA]

Incl. Dryflow Air Filter/Alum. Tubing/Clamps/Heat Shield; Estimated Horsepower Gain 22.1 HP @ 6217 RPM; Wrinkle Red;Not Legal For Sale Or Use In California

Incl. Air Filter; Clear Coat Polished Anodized Tube; Couplers; Hardware; +34HP/+31 Lbs. x Ft. Torque;CARB E.O. D-550-16

Incl. Air Filter/Heat Shield/Wrinkle Red Tubing; Estimated Horsepower Gain 34.32 HP At 5400 RPM;Not Legal For Sale Or Use In California

Incl. Dryflow Air Filter/Alum. Tubing/Clamps; Estimated 36 HP Gain @ 5300 RPM; Wrinkle Red;CARB E.O. D-670-21

16.5 HP @ 5224 RPM; Incl. Dryflow Air Filter/Alum. Tubing/Clamps; Red Filter; Gunmetal Gray Pipe Finish; Wrinkle Red;CARB E.O. D-670-25

Wrinkle Red; Incl. Air Filter/Heat Shield/Tubing; Estimated Horsepower Gain 17.52 HP At 5260 RPM;Not Legal For Sale Or Use In California

Incl. Pre-Oiled Air Filter/Heat Shield/Red Intake Scoop/Black Aluminum Intake Tube/Hardware; +21 HP/+24 lbs./ft. Torque;CARB E.O. D-550-23

Incl. Oil-Free Air Filter/Heat Shield/Red Intake Scoop/Black Aluminum Intake Tube/Hardware; +21 HP/+24 lbs./ft. Torque;CARB E.O. D-550-23

Incl. Enclosed Air Box/Plenum/Front Air Scoop/Tubing/Filter/Hardware/Instruction; HP Gains +26.0 HP/Torque Gains +34.0 ft./lbs.;CARB Pending