2009-2013 Infiniti G37 Sedan - STILLEN Dual Ultra Long Tube Air Intake Kit (Gen 3) [V36] - Dry Filter - 402847DFFeatures & Benefits: 14WHP 6. 9WTQ Gain (Infiniti G37 sedan)* Runs Great on OEM Tune No CEL, No Tune Needed Improved mileage per gallon (MPG). Increases airflow and filtration efficiency Increased Throttle Performance and Horsepower Larger surface area air filters for superior airflow Visually improving the appearance of the engines compartment. Ultra Long Mandrel Bent Polished Aluminum Intake Tubes High Quality STILLEN Washable Dry Filter Do Not Use