Product Description
Upgrade your 6.4L Power Stroke’s fuel supply with the AIRDOG A7SPBF266 II-5G DF-100-5G (100 GPH). The II-5G removes air/vapor and water from diesel fuel, delivers a steady 8–10 PSI to the high-pressure system, and helps protect injectors under stock to moderately modified power levels. Frame-rail mounting with the included sandwich plate keeps install clean and serviceable.
Vehicle Fitment
- 2008–2010 Ford Super Duty F-250 / F-350 / F-450 / F-550 with 6.4L Power Stroke diesel
- Direct frame-rail mount; ties into OEM suction and supply lines; bypasses factory low-pressure pump
Why Choose AirDog II-5G (DF-100-5G)
- Advanced 4-bearing motor with brushless design for long life
- Demand Flow (DF) technology maintains pressure without over-cycling
- High-efficiency filtration to help extend injector & HPFP life
- 100 GPH flow supports stock to moderate tuning/upgrades
What’s Included
- Complete II-5G pump assembly (DF-100-5G)
- Vehicle-specific plumbing, wiring harness, hardware, brackets
- Fuel filter & water separator elements (serviceable)
- Instructions & warranty info
Recommended Cross-Reference / Alternatives (AIRDOG items on CPP only)
- AIRDOG A7SABF594 II-5G DF-165-5G for 2008–2010 6.4L (higher flow)
- AIRDOG A4SPBF073 FP-150-4G for 2008–2010 6.4L
- AIRDOG A4SPBF070 FP-100-4G for 2008–2010 6.4L
- AIRDOG FF100-2 2-Micron Fuel Filter
- AIRDOG WS100 Water Separator
Installation Resources
- Installation Manual — AirDog II-5G DF-100/DF-165, 2008–2010 Ford 6.4L (PDF)
- All AirDog Installation Resources (Manufacturer)
Specifications for airdog A7SPBF266
| Brand | AirDog |
| Part Number | A7SPBF266 (II-5G DF-100-5G) |
| Flow Rate | 100 GPH (stock–moderate builds) |
| UPC | 813094015665 |
| GTIN | 00813094015665 |
| Shipping Weight | ~26.5–27 lb (boxed) |
| Package Dimensions (approx.) | 19 x 13 x 7 in |
| Shipping Method | Standard Ground |
| Prop 65 | Warning: Cancer and Reproductive Harm — See www.P65Warnings.ca.gov |
FAQ
Does the II-5G DF-100-5G replace my factory low-pressure pump?
Yes. This system mounts on the frame and bypasses the factory low-pressure pump while tying into OEM supply/suction lines.
Is 100 GPH enough for tuned 6.4L trucks?
For stock to moderately modified setups, 100 GPH is ideal. For higher demand builds, consider the DF-165-5G: A7SABF594.
What filters does this system use?
Use the FF100-2 2-Micron Fuel Filter and the WS100 Water Separator.
Will this fit cab & chassis and pickup models?
Yes—fits 2008–2010 F-250/F-350/F-450/F-550 6.4L Power Stroke. Mounting and line connections follow the factory frame-rail routing.
