Matt Neal ended his day at the fastest circuit in the UK with two victories. Defending BTCC Gordon Shedden was also a winner to give Honda the sweep at Thruxton.
BTCC heads to Rockingham in Great Britain as they continue their battle for the valuable points.
Pat Cranham, BTCC Correspondent
British Touring Car Championship set for second half kick-off at the Snetterton circuit with Matt Neal holding the points lead.
Young MG racer edges out team-mate Plato at Snetterton tyre test
Oly Collins end of season interview.
Airwaves Racing Team Manager Oly Collins: "Silverstone is a fantastic venue as the home of British Motorsport..."