6 Year Warranty on the car and 8 Years Warranty on the battery. Comfortably drive up to 93750 miles with hassle free motoring. Contact Our BYD Specialists today Here at D.M. Keith BYD in York we pride ourselves on exceptional customer service. Please call one of our team today, or alternatively visit our website at www.dmkeith.com. D.M. Keith is a family run business owned by both Angus and Dougal Keith who have specialised in ŠKODA , SEAT and CUPRA products for over 60 years.