2018 Mercedes-Benz GLS 450 GLS 450 4MATIC SUV "” 3.0L V-6 gasoline direct injection, DOHC, variable valve control, Biturbo twin turbo, premium unleaded, 362 HP with 9-speed automatic transmission. This luxury three-row SUV blends smooth, responsive power with advanced drivability and a comfortable cabin that's built for family life and long-distance confidence. The GLS 450's available creature comforts and driver aids are aimed at making everyday driving easier and more enjoyable. The rear camera gives you a clearer view when backing up, helping avoid obstacles and tight-spot surprises so you can park and reverse with more assurance. Cruise control helps keep highway miles steady and reduces fatigue on long trips by maintaining your chosen speed so you can focus on the road ahead. When your hands are full, the power open and close liftgate offers effortless access to the cargo area so loading and unloading is quick and tidy. Remote keyfob start gets the cabin warmed or cooled before you step inside, saving time and adding convenience on harsh-weather mornings. Heated front seats provide quick, targeted warmth for the driver and front passenger, increasing comfort on chilly drives. The first-row power express open/close sunroof and accompanying sunshade let you tailor cabin light and airflow with the touch of a button, bringing fresh air or starlight into the front cabin whenever you like. On the road, the GLS 450's full-time all-wheel drive system is tuned to deliver traction and composure in wet or slippery conditions, directing power where it's needed to keep you stable and confident. The efficient twin-turbo V6 with gasoline direct injection and variable valve timing balances brisk acceleration with thoughtful fuel use and cleaner emissions for its class. DOHC architecture contributes to stronger high-rpm performance, so the GLS feels willing whether you're merging onto the freeway or passing on a two-lane road. Inside and out, this Mercedes aims to combine convenience, safety and refined performance into a single package "” a sophisticated SUV that's equally suited to family duties and spirited drives. If you value advanced drivetrain tech, thoughtful comfort features and a roomy, upscale interior, the 2018 Mercedes-Benz GLS 450 4MATIC is designed to meet those needs while delivering a composed, capable driving experience.