Driven Diesel

7.3L OBS Regulated Return Fuel System Kit - 1994-1997 Ford Powerstroke | 1994-1997 Ford E Series Van Powerstroke

Upgrade your 1994-1997 7.3L Powerstroke with the Driven Diesel OBS Regulated Return Fuel System Kit, a complete solution designed to eliminate the factory mechanical fuel pump and fuel bowl while improving fuel delivery consistency, serviceability, and engine bay space. This system delivers more stable fuel flow and pressure to the injectors, helps prime the fuel system before startup, and supports moderate performance upgrades with improved reliability.

Built around premium components and engineered for both stock and modified applications, this kit is a major improvement for OBS Powerstroke owners looking for quicker starts, smoother engine operation, and room for additional performance hardware. It is also now CARB approved for select applications and includes the Northup Automotive OBS Fuel Bowl Delete Wiring Harness.

Key Features

• CARB Approved

  • CARB EO#: D-872-3

  • Approved for 1994-1997 F-250, F-350, E-250, and E-350 only

• Now includes Northup Automotive OBS Fuel Bowl Delete Wiring Harness

• Eliminates the factory mechanical fuel pump and engine valley fuel bowl assemblies

• Larger-than-stock fuel lines improve fuel flow to the injectors

• Helps provide quicker starting and smoother engine operation

• Supports moderately upgraded power levels

• Creates additional room in the engine valley for high performance modifications

• Fits both stock and aftermarket turbocharger applications

• Compatible with Terminator twin HPOP setups

• Uses a high-quality Fuelab bypass fuel pressure regulator

• 3/8-inch CNC-bent stainless steel hard line used in high-temperature and tight-radius locations

• High-quality 3/8-inch stainless steel braided Teflon hoses with black protective covering

• Stainless steel regulator mounting bracket

• Includes a liquid-filled fuel pressure gauge

• All kits feed the front ports away from turbo heat and return from the rear ports

• Complete kit includes all necessary parts and detailed color instructions

• Made in the U.S.A. components are noted by the manufacturer

Benefits

• Quicker starting

• Quieter engine operation

• Improved throttle response

• Increased power output

• Increased fuel economy

Important Notes

• This kit is not a direct bolt-in for 1994-1997 E-Series vans

• Some customers have modified the kit or their van to make it work, but Driven Diesel does not provide fitment support for E-Series van installation

• Installation eliminates the stock mechanical fuel pump and engine valley filter

• This kit does not include the required electric fuel pump

• This kit does not include the proper post-pump filter needed to complete the fuel system

• For customers wanting a full tank-to-engine electric fuel system package, Driven Diesel also offers a complete OBS Electric Fuel System Conversion Kit

• If you are running 200cc injectors or larger, Driven Diesel recommends pairing this kit with one of their High Volume Fuel Delivery Kits

• For more information, Driven Diesel lists support at 1-855-903-1677

Vehicle Fitment

• 1994-1997 Ford F-250 Powerstroke

• 1994-1997 Ford F-350 Powerstroke

• 1994-1997 Ford E-Series Van Powerstroke

SKU: DD-73FS-OBS-RRK-V3