As of 1 October 2005, MS Motor Service International has assumed the sales and distribution of the aftermarket valves of the TRW Engine Components Group.

The goal of this joint effort is to achieve a stronger presence in the market, to optimise the range of products and to improve customer service. For more than
90 years TRW Engine Components has been producing valves and valve train components for automotive manufacturers around the world.

TRW is a world leader in the development and manufacture of engine valves and valve train components, as well as complete valve control systems for engines for passenger cars, trucks, agricultural and construction equipment, marine vessels and motorcycles.

TRW Engine Components employs 5,500 workers in 16 plants, and is part of TRW Automotive, which, with over 60,000 employees, develops and manufactures safety systems and products at 200 locations worldwide.