thermostat housings oil diverters pressure caps direct sales At Western Thomson, we take great pride in our engineering excellence and our ability to offer our customers the products that they need. Our state-of-the-art design and development facilities enable us to offer a bespoke customer specific solution on a variety of products. We also offer a range of off-the-shelf products which enables us to provide inexpensive solutions even where demand is low. In all cases we have the in-house expertise to customise any product if required. Use the links on the left to view our product range.