Northern Diesel Services Limited is a mechanical and hydraulic repair business based in Doubtless Bay, Far North, New Zealand. Established in 2018, the company specializes in mechanical repairs, hydraulic repairs, and ECU remapping for light and heavy vehicles. Their unique selling point is providing mobile mechanic services, offering convenience and a customer-focused approach. They aim to expand their services from Kerikeri to Cape Reinga in the next 2-3 years.