Product Description
Why upgrade: The FASS FASC09165G Adjustable Diesel Fuel Lift Pump delivers a steady 165 GPH with adjustable fuel pressure (approx. 1–20 PSI) to support tuned Duramax builds while dramatically improving filtration and air/vapor separation for cleaner, quieter fuel delivery and better injector life.
Fits
- 2001–2016 GM 6.6L Duramax (LB7, LLY, LBZ, LMM, LML) – Silverado/Sierra 2500/3500
Key features
- Adjustable fuel pressure for stock to high-performance setups
- High-flow 165 GPH supply with advanced air/vapor separation
- Quiet operation and consistent pressure under load
- Engineered to work with factory filtration; pair with FASS filters for best results.
Helpful notes
- Use the extended-length PF3001XL (suction side) with the XWS-3002-XL (pressure side) on updated systems.
- Plumbing and tank pickup needs vary by model/usage; many builds benefit from the STK1002 draw straw.
Installation
Download the manufacturer installation guides here: Signature Series Adjustable Fuel Pump Manuals.
Specifications for Fass FASC09165G
| Attribute | Value |
|---|---|
| Brand | FASS Fuel Systems |
| Part Number | FASC09165G |
| Flow Rate | 165 GPH |
| Adjustable Pressure | Approx. 1–20 PSI (application dependent) |
| Engine Compatibility | 2001–2016 GM 6.6L Duramax (LB7/LLY/LBZ/LMM/LML) |
| UPC | 850044106967 |
| GTIN | 00850044106967 |
| Shipping Method | Ground (small parcel); shipping calculated at checkout |
| Country of Origin | Not specified |
| Prop 65 | WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov |
