Northwest Power & Performance, LLC is a full service diesel repair shop in Maple Valley, WA. We understand your diesel repair needs and are here to serve you. We're performance enthusiast's with several years of experience.
Though diesel is our passion, we're also an automotive & boat repair & performance shop with custom engine building.
We strive to provide honest affordable repairs and customer service is important to us, we want to provide you with a repair shop you can trust.
Servicing your needs from basic maintenance to the most extreme repairs
Complete custom performance engine builds
Welding & fabrication repair with stick/mig/tig working with steel, stainless, and aluminum
Improve efficiency, reduce operating cost with our fleet maintenance program