Military Only Glow Plug, Part 3040036 has to go on Kohler Diesel engine. It heats up the combustion chamber to start your diesel engine. It's tested by Polaris engineers to ensure high quality and durability through tens of thousands of miles of field testing. Spend less time working on vehicle maintenance and more time out riding. We've been a leader in the powersport industry for nearly 70 years, don't settle for anything less than OEM quality. This Accessory is Designed to Fit the Following: Ranger , 2018, 2015 BRUTUS HDPTO DELUXE , 2017-2018 RANGER Diesel , 2017-2018 RANGER CREW Diesel , 2017 BRUTUS HD PTO , 2016-2017 RANGER Diesel HST , 2016 BRUTUS , 2015-2017 RANGER DIESEL HST DELUXE , 2015-2016 RANGER DIESEL , 2015-2016 RANGER CREW DIESEL , 2015-2016 BRUTUS HDPTO , 2015 RANGER DIESEL HST