Wellman Motor Sports is Gaston county's only Bosch Certified Service Center (the company that designs the systems that your vehicle operates on). Family owned and operated for over 30 years. We specialize in European service and repair. We have been serving Gaston County since 1982. Wellman Motor Sports is Gaston county's only Bosch Certified Service Center (the company that designs the systems that your vehicle operates on). Family owned and operated for over 30 years. We specialize in European service and repair. We have been serving Gaston County since 1982.