- Amsoil Inc.
- BG Products, Inc.
- Castrol Heavy Duty Lubricants
- Chevron Products Company
- CITGO Petroleum Corporation
- D-A Lubricant Company
- Dana Incorporated - Spicer
- Exxon Branded Commercial Vehicle Lubricants
- HDA Truck Pride
- Kendall Motor Oil
- Lubegard by International Lubricants, Inc.
- Mobil Branded Commercial Vehicle Lubricants
- Petro-Canada America Lubricants
- Phillips 66
- Roadranger Parts Marketing
- Royal Purple Transportation Marketing
- Shell Lubricants
- Swepco Lubricants
- Valvoline Co.
The Trucks, Parts, Service Aftermarket Buyers' Guide & Directory offers a comprehensive, one-stop resource for finding components and suppliers. Simply select the product category to the right for a list of companies which manufacture parts in this area. Select the company for detailed contact information.