Family owned and operated for 47 years
Automotive Leather
GPS-based Vehicle Tracking
  • Instagram - White Circle
  • Facebook - White Circle


Convenience Items

  • Remote Engine Starters

  • Security Systems

  • Power Tailgate Upgrades

  • Upgraded Rearview Mirrors with Compass, Homelink & More

  • NoPhoto License Plate Camera Blocker

  • Seat Heaters and Coolers

  • Smart Handsfree Door Lock/Unlock

  • Navigation Systems

  • K40 Complete Radar and Laser Protection

  • Vehicle-Specific Dual DVD Headrest Video Packages

  • Overhead Video Monitors with built-in DVD Players

  • Satellite Radio Integration


Safety Items

  • GPS Vehicle Tracking

  • Backup Cameras

  • Blind Spot Monitoring Systems

  • Backup Sensor Systems

  • Front and Rear Dashcam DVR Systems

  • Secure-A-Key - prevents relay hack attacks of your smart key fob

  • R.E.D. Alert Rear End Collision Deterrent



GLM installs Katzkin leather interiors - Long Island, Lynbrook, Valley Stream, Freeport, Baldwin, Rockville Centre, Oceanside, Franklin Square, Queens, Jamaica

Leather Interiors

We offer the best selection from the top names in aftermarket automotive leather.  Click on each manufacturer's name for additional information:





Have us install a factory-style or custom leather interior and completely transform your vehicle!

Take advantage of endless options including:

65+ colors to choose from, Exotic Materials,

Contrast or Diamond Stitching, Multi-tone Colors, Perforation and Piping.  Click image to see more.





Bars, Boards, Truck Accessories and More

  • Front Bumper Bars

  • Rear Bumper Bars

  • Side Step Rails

  • Running Boards

  • Window Rain Guards

  • LED Lighting

  • Tonneau Covers

  • Spray In Bedliners

  • Chrome Pillar Posts

Installing automotive upgrades is our specialty.  Check out some of our most popular electronics and appearance products below.

Power Sunroofs installed -
just like from the factory!

Bumper Protection is imperative in New York!

Custom headrest video packages with 7 and 8-inch monitors and available smart device integration

Replacement rearview mirror with built-in navigation and front facing DVR camera


A collection of cars we've recently upgraded with passion.  
Visit our Instagram or Facebook page for more.

  • Instagram - Black Circle
  • Facebook - Black Circle


G.L.M. Security & Sound, Inc., established in 1973,  specializes in the sales, installation and service of 12-volt automotive electronics, power sunroofs and leather interiors.

Founded in 1973, G.L.M. Security & Sound, Inc. got its start by providing many of the mobile electronics products that people wanted: car stereos, car alarms, and other automotive products. But as times, technology and the world changed, so did GLM.

So now, if you want to completely reinvent your vehicle's interior, track the location of your vehicle, watch videos in the backseat of the family vehicle or remote start your engine to warm up the car G.L.M. is going to satisfy your need to not just keep up with the times, but stay ahead of them.



47 Harriet Place
Lynbrook, NY 11563

Tel: 516-568-6600



Mon - Fri: 8:30am - 5pm

​​Saturday: temporarily closed

​Sunday: closed

  • Facebook - White Circle
  • White Instagram Icon

© 2020 by G.L.M. Security & Sound, Inc.