Make De Graaf your number one choice for custom built exhaust systems.

Combining years of experience and innovative design with high quality, durable materials, De Graaf is your one stop shop for custom built exhaust systems for generators, agricultural and earth moving equipment and commercial trucks.

Generator Exhaust Outlets

Our custom built exhaust systems ensure optimal performance of your generator while balancing several factors including safe venting of exhaust fumes, building constraints, weather protection, noise reduction, condensation, cooling, and vibration.

Generator Exhaust Solutions

De Graaf, a trusted name in Commercial Vehicle Aftermarket Exhaust Systems

Commercial Trucks

Tapping into years of experience and expertise, De Graaf designs, manufactures and installs durable and high-performance aftermarket exhaust systems for commercial vehicles.

Agricultural- and Earth Moving Equipment

Our experience in purpose-built solutions allows us to provide optimal performance exhaust solutions to the agricultural- and built environment.

Custom built exhaust solutions for agricultural and earth moving equipment

Every product designed and manufactured by De Graaf  includes
our brand name – a fingerprint of the company