SPA Turbo Wastgate Adapter For BMW Turbo manifold SPA-TMB01T3 or SPA-TMB01T4 Best materials and workmanship for optimum fit and performance With its performance products, SPA Turbo has already established itself as a renowned brand in the USA and is also highly recommended here in Europe due to its optimal price-performance ratio. Product information: The adapter is needed to install the Wastegate. The Wastegate adapter is completely made of steel. Hole distance wastegate connection: 70mm Hole diameter wastegate connection : 36mm