These are brand new Original Equipment quality Brake Caliper for your Vauxhall INSIGNIA, which means that they are of similar (if not better) quality than the parts that are on brand new cars. We are car parts specialists and offer the lowest prices online. We offer a free 2 year warranty with this part. Our parts are supplied to some well-known high street motor factors so you can be assured of their quality. If you're not 100% satisfied, please contact us or return the item back to us and our dedicated technical support team will do their best to help you. Please contact us before leaving negative feedback and we'll do what we can to resolve any issues.