DeatschWerks 9-401-608-7041 Fuel Pump Module with Return Kit for Honda Civic Si - DW400 2006-2011

The DeatschWerks 9-401-608-7041 is a complete DW400 fuel pump module and return kit engineered specifically for 8th generation 2006-2011 Honda Civic Si models equipped with the K20 engine. This comprehensive upgrade solution delivers enhanced fuel flow capacity to support increased horsepower demands from modified engines while maintaining reliable street performance.

Key Features:

• DW400 series fuel pump provides up to 400 liters per hour of fuel flow capacity
• Complete drop-in module assembly designed for direct fitment in 8th gen Civic Si fuel tanks
• Integrated return line kit with stainless steel braided PTFE lines for durability and resistance to fuel degradation
• Stainless steel construction ensures long-term reliability and corrosion resistance
• PTFE (Teflon) line material compatible with ethanol fuel blends including E85
• Engineered for K20Z3 engine applications
• Supports naturally aspirated and forced induction setups up to approximately 450-500 horsepower

This module eliminates the need for separate fuel pump and return system installations, providing a complete bolt-in solution that simplifies the fuel system upgrade process. The DW400 pump is known for its quiet operation and reliability, making it suitable for both daily driven and track-focused vehicles. Installation requires fuel tank removal following factory service procedures.