BMW 328i Air Intake Kit Replacement

OEM #s: 51748054229, 51748054230

Incl. Air Filter/Tubing/Adaptors/Hardware;Not Legal For Sale Or Use In California

Incl. Air Filter/Heat Shield/Tubing; Estimated Horsepower Gain 8.66 HP At 6300 RPM;CARB E.O. D-269-28

Incl. Air Filter/Heat Shield/Tubing; Estimated Horsepower Gain 9.69 At 6090 RPM;CARB E.O. D-269-31

Incl. Red Air Filter/Tubing/Adaptors/Hardware;Not Legal For Sale Or Use In California

Incl. Dryflow Air Filter/Alum. Tubing/Hardware; Estimated Horsepower Gain 9.1 HP @ 6600 RPM; Black;Not Legal For Sale Or Use In California

Incl. Pre-Oiled Air Filter/Powdercoat Heat Shield; +6 HP/+12 Lb. x Ft. Torque;Not Legal For Sale Or Use In California

Incl. Pre-Oiled Air Filter/1-Piece Black Powdercoat Heat Shield/Heating Insulating Molded Intake Tube; +20 HP/+25 Lbs. x Ft. Torque;Not Legal For Sale Or Use In California

Incl. Air Filter/1-Piece Sealed Air Box/Dyno Tested Intake Tube/Horz. Louvers; +10 HP/+14 Lbs. x Ft. Torque;Not Legal For Sale Or Use In California

Incl. Pre-Oiled Air Filter/Housing/Blk ABS Cover/Molded Intake Tube/2 Air Inlet Ducts; +12 HP/+16 Lbs. x Ft. Torque;Not Legal For Sale Or Use In California

Incl. Oil-Free Air Filter/1-Piece Roto-Molded Air Box/Dyno Tested Intake Tube/Horz. Louvers; +10 HP/+14 Lbs. x Ft. Torque;Not Legal For Sale Or Use In California

Incl. Oil-Free Air Filter/1-Piece Powdercoat Heat Shield w/Integrated Clip; +6 Hp/+12 lbs x ft. Torque;Not Legal For Sale Or Use In California

Incl. Oil-Free Air Filter/Black Powdercoat Heat Shield/Heating Insulating Molded Intake Tube; +20 HP/+25 Lbs. x Ft. Torque;Not Legal For Sale Or Use In California

Incl. Oil-Free Air Filter/Sealed Housing/ABS Cover/Auxiliary Air Inlet Ducts/Molded Intake Tube; +12 HP/+15 Lbs. x Ft. Torque;Not Legal For Sale Or Use In California

Incl. Pre-Oiled Air Filter/Heat Shield/1-Piece Wrinkle Black Powdercoat Dyno Tested Intake Tube; +11 HP/+15 Lbs. x Ft. Torque;Not Legal For Sale Or Use In California

Incl. Pre-Oiled Air Filter/Housing/Carbon Fiber Cover/Intake Tube/2 Air Inlet Ducts; +12 HP/+16 Lbs. x Ft. Torque;Not Legal For Sale Or Use In California

Incl. Pre-Oiled Air Filter/1-Piece Powdercoat Heat Shield/3 Angle Adaptor; +4 HP/+5 Lbs. x Ft. Torque;CARB E.O. D-550-3

Incl. Oil-Free Air Filter/1-Piece Powdercoat Heat Shield; +4 HP/+5 Lbs. x Ft. Torque;CARB E.O. D-550-3

Incl. Durable Rotomolded Polyethylene Plenum/Tube/Enclosed Air Box w/Black Badge/Biggest SuperNano-Web Dry Filter;CARB Pending HP Gains +15.0 HP/Torque Gains +16.0 ft. lbs.

Incl. Oil-Free Air Filter w/Inverted Top/Rotational Molded Air Box/ABS Cover w/Carbon Fiber/Dual Auxiliary Air Inlet Ducts;Not Legal For Sale Or Use In California

Incl. Oil-Free Blue Air Filter/Black Heat Shield/Clear Coat Alum Cover/Heat Insulating Intake Tube; +7HP/+7Lbs. x Ft. Torque;Not Legal For Sale Or Use In California

Incl. Pre-Oiled Air Filter/Black Heat Shield/Clear Coat Alum. Top/Heat Insulating Intake Tube/Mtg. Brkt; +7 HP/+7 Lbs. x Ft. Torque;Not Legal For Sale Or Use In California

Incl. Oil-Free Air Filter/Black Powdercoat Heat Shield/Clear Coat Alum Cover/HeatInsulating Intake Tube; +7HP/+7Lbs. x Ft. Torque;Not Legal For Sale Or Use In California

Incl. Pre-Oiled Air Filter/Powdercoat Heat Shield/Clear Coat Alum. Cover/Rotational Molded Intake Tube; +7 HP/+7 Lbs. x Ft. Torque;Not Legal For Sale Or Use In California

Carbon Fiber Intake Tube; w/Mounting Brackets And Hardware; 12 Max Horsepower Gain At 6000 RPM; 11 lbs.-ft. Max Torque Gain; Rubber Hose Coupler;CARB E.O. D-176-14