 At Kenny Simpson Nissan, we have the best warranty, the best financing, and the best selection of new vehicles in Helena. Experience the Kenny Simpson advantage for yourself and let our helpful sales team guide you to your new favorite vehicle. With discounts up to $7,500 and financing options as low as 0%, there has never been a better time to buy. All new vehicles come with a lifetime power chain warranty. You'll be driving with confidence for years to come. Only at Kenny Simpson Nissan. Kenny Simpson Nissan.