IN'n'OUT Autocentres is a Cardiff MOT testing and car servicing garage, with a network of 26 Autocentres across the UK. We specialise in car servicing for any make & model of car, including MOT testing, scheduled car servicing, brakes, tyres, air-conditioning, oil changes and vehicle repairs. IN'n'OUT Autocentres provide an alternative to main dealerships by providing convenient, vehicle maintenance solutions, with free refreshments, free Wi-Fi and clear pricing. Servicing Made Simple.