For Saab 9-3 Sedan L4 2.0L Turbo 2003. For Vauxhall Signum 03-08 - All 2.0T models (Z20NET) For Vauxhall Vectra C 02-08 - All 2.0T models (Z20NET). 12787707, H6T60271, C732, 1788440, 5C1423, GN10592. Please compare the vehicle data, the art images and the part numbers before purchasing. We recommend a professional installation, no manual is included. For further questions, we are at your disposal. Please have professionals to install the items to avoid trouble which very often caused by inexperienced installer. We will reply you immediately. We support retail and wholesale business. Welcome to visit our store. We only sells high quality products, all items in our store will come with one year unlimited mileage quality guarantee. All items are brand new and packed by box. The additional packing material will help you reduce the damage risk a lot during the transportation. Customers service center will operate from Monday to Sunday. You can message us any questions via. At the bottom of the website, our sales representatives will reply you in hours. Your recognition will make us more confident to develop business and serve you better!! Package Included: Just like the picture, Professional installation required. Please confirm the OEM number before purchasing. 4 pieces of coils as one set.