Dodge Dart 1.4L 2013, SP Series Black Cold Air Intake System (SP1341P) by Injen®. The SP Series Cold Air Intake System is made for the enthusiast who wants maximum horsepower from a tuned cold air intake system. This cold air system positions a high-flow air filter behind the bumper, where it can take in cooler, denser air. Cooler air contains more oxygen for more complete combustion and more horsepower. Up to 7.2 HP and 7.7 ft.lbs TQ Gain.