Middlesex Petroleum Distributors was established in 1987, originally known as Middlesex Auto Parts Warehouse, Inc. Since that time, we have been supplying the auto repair shops, new and used car dealers, and the fleets throughout greater Boston, Central Massachusetts, Southern New Hampshire and Rhode Island areas. Our mission is to provide our customers continuous inventory of the highest quality motor oils, lubricants, filters and shop supplies when your business needs them the most. You’ll never have to worry about inventory control again. Our many years of experience in the automotive and petroleum industries, give us unique insight to our customers needs, trumping all of our competitors.