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630 Middle Country Road, St. James, NY, 11780

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Dealership Info

Phone Numbers:Service Hours:
  • Mon - Fri7:30 AM - 5:30 PM
  • Sat7:30 AM - 4:30 PM
  • SunClosed
Parts Hours:
  • Mon - Fri8:00 AM - 5:00 PM
  • Sat8:00 AM - 4:30 PM
  • SunClosed
Sales Hours:
  • Mon - Fri9:00 AM - 8:00 PM
  • Sat9:00 AM - 6:00 PM
  • Sun11:00 AM - 4:00 PM
Special Holiday Hours (Closed):
  • Mother’s Day
  • Memorial Day
  • Father’s Day
  • Independence Day
  • Labor Day
  • Thanksgiving Day
  • Christmas Day
  • New Year's Day
  • Easter Sunday

A Glimpse into the Future of Mercedes-Benz Electric Vehicles

February 16th, 2024 by

Revolutionizing Mercedes-Benz EQ: A Glimpse into the Future of Silver Starred Electric Mobility In the fast-paced world of automotive innovation, staying ahead of the curve is essential. As the automotive industry shifts towards Electric Vehicles, Mercedes-Benz has not only continuously embraced this electrifying change but is also leading the charge with bold new strategies and…

2022 Thanksgiving Food Drive with Long Island Cares, Inc.

November 14th, 2022 by

  Mercedes-Benz of Smithtown and Competition Automotive Group are proud to announce that for this year’s Thanksgiving season we will be humbly requesting donations on for Long Island Cares, Inc. Long Island Cares, Inc. started their charity by assisting a morsel of food and hunger insecurity agencies in both Suffolk and Nassau County. Now, Long Island Cares, Inc….

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Previewing the 2023 Mercedes-Benz G 550 Professional Edition with Exclusive Colorways!

August 23rd, 2022 by

Introducing the 2023 Mercedes-Benz G 550 Professional Edition! The familiar Mercedes-Benz G-Class Wagon is getting some exciting new adjustments! These intimidating giants always turn heads on the streets on Long Island; from Bohemia to Stony Brook, locals are quick to identify this towering titan. The recognizable SUV is about to catch even more attention with…

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Are Factory Windshields Better?

December 2nd, 2021 by
interior of vehicle

For many drivers, a damaged windshield is often overlooked or not considered a priority. However, driving with a chipped or cracked windshield increases your chances of getting into an accident or getting pulled over and fined. If not addressed quickly, a small chip or crack can turn into irreparable damage that calls for a more…

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Holiday Donations 2021

November 12th, 2021 by

Get into the holiday spirit by helping a family in need. Competition Auto group is proud to be working with EJ’s PJS Pajama Drive. Make the holidays special by donating any new or unused pajamas to families in need at any one of our Competition Auto Group Locations going on now through December 15th, 2021! EJ’s…

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Bank of America Employee Mercedes-Benz Promo

November 12th, 2021 by

  Mercedes-Benz is now offering exclusive incentive for Employees of Bank Of America Some of the Mercedes-Benz exclusive incentives may include low rates, 30-day lock guarantee, and an interest rate discount. We encourage Bank of America Employees to visit our Mercedes-Benz dealership to take advantage of these great exclusive offers. Bank of America employees are…

JP Morgan Chase Employee Mercedes-Benz Promo

November 12th, 2021 by

Mercedes-Benz if now offering exclusive incentive for Employees of J.P Morgan JP Morgan Chase employees can receive employee incentives on Mercedes-Benz vehicles. With multiple JP Morgan Chase locations located throughout Long Island, like JP Morgan Chase located in Selden NY, we encourage JP Morgan Chase employees to visit our Mercedes-Benz dealership to take advantage of…

What Is Mercedes-Benz Emotion Start?

October 27th, 2021 by

The Mercedes-AMG® lineup effortlessly combines sporty elegance and powerful performance with innovative technology features across all vehicles. One powerful feature available in 2019 and newer Mercedes-AMG® vehicles is Emotion Start. Emotion Start is an optional way to start your AMG® vehicle and make a statement while doing so. What Is Emotion Start? The Emotion Start…

What Does It Mean If My Car Is In Transit?

September 29th, 2021 by

What does it mean if my car is in Transit? If your vehicle is in transit, it means a designation for vehicles that have come off the assembly line but have not yet arrived at the dealership. Depending where the model line is produced the vehicle can arrive at the dealership within 3-30 days. The vehicle…

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Custom-Order Your Mercedes-Benz

July 15th, 2021 by

Design your Mercedes-Benz the way you have always dreamed it. Get all the amenities that you actually would love to have — custom ordering your Mercedes-Benz directly from the factory is the ultimate way to get the exact vehicle you want. Customize Your Vehicle! Custom design your Mercedes-Benz how you want it! Choose from different…

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Mercedes-Benz of Smithtown 40.8594273, -73.1566847.