DW400 Fuel Pump Setup Kit - DeatschWerks 9-1041

Ensure your Miata’s fueling system keeps up with power demands using the DeatschWerks DW400 Fuel Pump Setup Kit (Part #9-1041). Designed as part of DW’s industry-leading fuel system lineup, this kit delivers everything you need to install the DW400 high-flow in-tank pump, supporting serious horsepower while maintaining OE reliability.

The DW400 pump is one of the highest flowing in-tank pumps in its class, capable of supplying fuel for high-boost turbocharged builds and track-prepped race cars. Engineered for efficiency, it provides consistent delivery under extreme loads, making it a perfect choice for forced-induction Miatas, endurance racing setups, and high-performance street builds.

This setup kit includes the necessary fittings, lines, and hardware to ensure proper installation and secure operation. With E85 compatibility and a proven track record in both street and motorsport applications, the DW400 pump kit gives you the confidence to push your build harder without worrying about fuel starvation.

Founded in 2004, DeatschWerks has earned its reputation by providing innovative, high-quality fueling solutions. With over 800 SKUs covering sport compact, modern muscle, Euro, and powersport platforms, DW is trusted by racers and tuners worldwide.

Key Benefits:

• Supports high horsepower and boost applications

• E85 and ethanol-blend compatible

• Complete setup kit ensures proper fitment and installation

• Proven reliability in street and track environments

• Backed by DeatschWerks’ fueling expertise

For Miata enthusiasts chasing more power, the DeatschWerks DW400 Fuel Pump Setup Kit (9-1041) is the ultimate fueling upgrade to keep performance steady and reliable.

This Part Fits: