About Grand Rock

WHO ARE GRAND ROCK?
  • Over 40 years of heavy duty truck manufacturing made right here in the USA. Company is a major manufacturer and warehouse of superior truck exhaust systems for the aftermarket. Grand Rock has had its sights set on providing the customer with only the best parts and material in the industry. At Grand Rock Company dedication, quality, efficiency and service are reflected in their everyday actions and commitment to their customers.

  • For over 40 years Grand Rock has provided you with the broadest range, hottest technologies, and highest quality exhaust systems in the market. They manufacture and distribute over 3000 exhaust products, keeping your fleet up and running and maximizing your performance.

  • Grand Rock has become a premier provider for chrome products for your truck. They are second–to-none and are renowned for their quality, smoothness, and shine! They take great care in making sure that their products are the most premium quality, with rigorous quality standards and manufacturing processes. This is a difference you can actually see and feel!

  • Whether you are in need of a replacement exhaust system for your Heavy Duty Truck, School Bus, Medium Duty Truck or Pickup they have it! When you buy Grand Rock Chrome you are getting the genuine article, made in America by a business that cares as much about your truck as you do. Those who love their trucks buy Grand Rock Chrome!

Dedication. Quality. Efficiency. Service.

MISSION STATEMENT
  • At Grand Rock, they promote and work hard every day to provide their customers with the highest possible solutions, while maintaining good business values. Company value their People, encourage their development and reward their performance. Grand Rock improved environmental outcomes can ride the coattails of their lean culture change; there is a win for their business, their customers and a win for environmental improvement.

  • They have the widest selection of the exhaust products and for over 40 years their quality, dedication, customer service and efficiency are put to a test, and after all those years they can proudly say that they are ready to take another step with their customers toward promising future.
QUALITY MANAGEMENT & POLICY
  • Grand Rock has implemented a Quality Management System that complies with the requirements of ISO 9001:2015. They have made this commitment in order to demonstrate their ability to consistently provide products that meet customer and applicable requirements.

They have adopted the benefits of Quality Management Principles into their daily activities, which include the following elements:


  • Understanding that all interested parties are critical to their business relationships

  • Leadership Commitment

  • Communication and the engagement of all employees

  • Process approach

  • Improvement

  • Risk & opportunity as well as evidence-based decision making

  • Relationship management


  • Grand Rock is dedicated to enhancing customer service and satisfaction through continual improvement of its products and services. To this end, they will provide their customers, associates, employees, stakeholders, and the community in which they operate, with product and services that meet stated requirements in a healthy, safe, and environmentally stable environment.