Welcome to Benjamin Clowes Fabrications.

Manufacturer and supplier of high-performance exhaust systems
for the motorsport and automotive industries.

About us

Benjamin Clowes Fabrications is a welding and fabrication company based in Bicester, Oxfordshire, UK. Leaders in the design and manufacture of performance exhausts within the motorsport and automotive industries; our bespoke designs supported by highly capable exhaust technicians are specialists in the build and fitting of quality products meeting the exacting requirements of our clients. Through effective collaboration with some of the most successful and respected engine builders and race teams in the world we are confident of being able to meet all of your explicit needs.


With 30 years combined experience and having honed our skills working in the most demanding areas of motorsport, BC Fabs is  a trusted development partner to some of motorsports leading and most respected engine builders and race teams. The engineers here at BC Fabs are proud to design and manufacture bespoke performance exhaust systems to the highest quality.

Supercar upgrades

The Supercar Upgrades range from BC Fabs is expertly designed and built by championship winning engineers. Unlike many others on the market, every one of our exhausts is 100% made in house in the UK and designed to get the best performance and noise from your car. Experts in the field, we are excited to bring you the Supercar Upgrades Range, take a look.


We are experts in TIG welding and have a deep understanding of the behaviours of different materials when they are subject to a variety of stresses and forces, regularly working with materials such as Stainless Steel, Inconel, Titanium and Aluminium.