Installing a dual-exit cat-back exhaust kit to your F150 3.5L EcoBoost is one of the most effective ways to give your truck a great sound and change up its looks. These two tailpipes coming out the rear or sides of your truck, gives the dual-exit systems a look of being more ferocious than your old stock model and will have your truck sounding great in practically no time. With the dual-exit cat-back exhaust kit, you are able to release hot air with enhanced airflow to remove it away from your engine. When you've picked your favorite dual-exit exhaust system go check out our cold air intakes ortuners. Ford F-150 Fitments: 2011, 2012, 2013, 2014 Ford F150 with 3.5L Ecoboost engines. Submodel Fitments: FX2, FX4, King Ranch, Lariat, Limited, Platinum, STX, XL, XLT. Some Exceptions apply, please see individual product pages for specific fitments.