The 2013 BMW 3 Series 335i is equipped with dual front knee airbags, rollover protection system, front side airbags, regenerative braking system, dual front active head restraints, rear active head restraints, 4-wheel abs, emergency braking preparation, power door locks, cornering brake control, brake drying, ventilated disc rear brake, alarm anti-theft system, braking assist, hill holder control, ventilated disc front brake, dual front airbags, power brakes, latch system child seat anchors, electronic brakeforce distribution, stability control, traction control, occupant sensing passenger airbag deactivation, front seatbelt pretensioners, front seatbelt force limiters, post-collision safety system impact sensor, alert system impact sensor, battery disconnect impact sensor, door unlock impact sensor, fuel cut-off impact sensor.