TW Diesel is a family owned and operated diesel truck parts dealer based out of Tyngsboro MA. We have been serving the surrounding area since 2016 and offer a multitude of services between our sister company, Merrimack Valley Truck Service, and our company. We offer a wide array of parts that can be delivered to surrounding communities and that can be available for pickup at our location. We are authorized dealers for PAI, Midwest, Alliant Power, and many other dealers! Through TW Diesel we also offer DPF cleaning services, hydraulic hoses made to order, and differential rebuilding. Scroll through our site to see all that we offer and reach out to see how we can help you today!