Product Description
Upgrade your L5P Duramax with the FASS TSC15180F140G Titanium Signature Series 140GPH system—engineered for quiet operation, superior filtration, and rock-solid fuel delivery at a preset 70–75 PSI. This system removes air/vapor, separates water, and polishes fuel to a 2-micron rating to help protect injectors and extend component life.
- Flow Rate: 140 GPH (preset 70–75 PSI)
- Advanced air/vapor separation + water separation
- 2-micron absolute filtration for modern high-pressure systems
- FASS Whisper Technology (quieter operation)
- Performance Radius Cuts (PRC) & Mass Flow Return (MFR) for consistent delivery
- Bolt-on bracket mounting for simplified install
- Limited Lifetime Warranty (per manufacturer)
Fitment
2020–2022 Chevrolet Silverado/GMC Sierra 2500/3500 6.6L Duramax (L5P). Designed for builds from stock up to ~900 HP. Note: Manufacturer note indicates aftermarket tuning is required for compatibility.
Cross-Reference / Related FASS Items (CPP Diesel Only)
- FASS TSPC15180F140G — Titanium Signature Series PLUS (Stock–500HP)
- FASS TSC15250F220G — 220GPH (900–1200HP)
- FASS TSC15290F240G — 240GPH (900–1200HP)
- FASS XWS1002 — Extreme Water Separator (filter)
- FASS PF3001 — Particulate Filter
- FASS PF3001XL — Extended Length Particulate Filter
- FASS FP3000 — Filter 4-Pack (2× XWS3002 + 2× PF3001)
- FASS STK1002 — 5/8" Suction Tube Kit w/ Bulkhead
Installation Instructions
Grab the latest Titanium Signature Series installation manuals here: FASS Installation Manuals.
FAQs
What fuel pressure and flow does this system provide?
The TSC15180F140G is preset to approximately 70–75 PSI and flows 140 GPH for consistent delivery under load.
Will this help protect my L5P injectors?
Yes—by removing air/vapor, separating water, and filtering to 2 microns, it reduces fuel-related injector issues and helps extend component life.
Is aftermarket tuning really required?
Yes. The manufacturer notes this system requires aftermarket tuning for compatibility on these applications.
Which replacement filters should I keep on hand?
Use the XWS1002 water separator and PF3001 particulate filter (or their XL variants if you prefer extended length).
What if I plan to grow beyond 500–900 HP?
Consider stepping up to the 220GPH or 240GPH systems for higher fuel demand.
Specifications for Fass TSC15180F140G
| Attribute | Value |
|---|---|
| Brand | FASS Fuel Systems |
| Part Number | TSC15180F140G |
| Flow / Pressure | 140 GPH @ 70–75 PSI |
| Filtration | 2-micron absolute; water separation; air/vapor removal |
| UPC | 850044137312 |
| GTIN | 0850044137312 |
| Dimensions (WxHxD) | 14.00" × 11.50" × 18.00" |
| Shipping | Free Shipping (Standard Ground) |
| Prop 65 | WARNING: Cancer and Reproductive Harm — www.P65Warnings.ca.gov |
