FASS FUEL SYSTEMS FASC09165G Gm Duramax Pump Fas 850044106967 2500/3500 165GPH

( Brand: Fass Fuel Systems ), ( Type: Dedicated Fuel Systems ), ( Manufacturer Part Number: FASC09165G ), ( Performance Part: Yes ), ( UPC: 850044106967 )

Review FASS FUEL SYSTEMS Gm 2500/3500 Duramax Adjustable Pump Fas C09 fits 2500 3500 2001–2016

Introducing the FASS Fasc09165G Fuel System for select 2001-2016 GM 2500/3500 Duramax trucks with a 165gph (gallons per hour) fuel pump. This high-performance fuel system is engineered to deliver unmatched fuel flow and pressure, making it an excellent choice for those seeking to enhance their vehicle's power and efficiency.

The FASS Fasc09165G system is furnished with a 165gph fuel pump, which is capable of supplying ample fuel to meet the demands of even the most power-hungry modifications. The pump is built with a powerful motor and robust internal components, ensuring reliable operation and minimal maintenance.

This fuel system also features a precision-machined, billet aluminum fuel tank, which boasts a generous 8.5-gallon capacity. The tank is designed with a sight glass for easy fuel level monitoring and is equipped with a breather system to maintain a consistent fuel pressure.

The FASS Fasc09165G system comes with a FASS 30-micron fuel filter, which is capable of removing contaminants and impurities from the fuel stream. This filter is designed to provide superior filtration while maintaining excellent flow rates, ensuring that the fuel delivered to the engine is clean and free of debris.

The system is also equipped with a FASS 10-micron water separator, which effectively removes water droplets from the fuel stream. This component is essential for preventing engine damage caused by water intrusion and ensuring consistent fuel flow.

The FASS Fasc09165G fuel system is designed and manufactured in the USA, utilizing the highest quality materials and craftsmanship. It is engineered to provide a direct replacement for the factory fuel system, making installation straightforward and hassle-free. This system is compatible with select 2001-2016 GM 2500/3500 Duramax trucks and requires no modifications for installation.

In summary, the FASS Fasc09165G Fuel System is an exceptional choice for those seeking to upgrade their vehicle's fuel delivery system. With its powerful 165gph fuel pump, generous 8.5-gallon fuel capacity, and superior filtration and water separation capabilities, this system is sure to provide improved power, efficiency, and reliability.

FASS Fuel Systems' FASS CO9 165gph (gallons per hour) fuel pump is a popular choice among diesel enthusiasts for their 2001-2016 GM 2500/3500 Duramax trucks. This pump is known for its high flow rate and ability to improve fuel system performance. Here are some pros and cons to consider before making a purchase:

1. Increased Fuel Flow: The FASS CO9 165gph fuel pump delivers more fuel to the engine, resulting in better performance, increased horsepower, and faster turbo response.

2. Improved Engine Response: The high fuel flow rate allows for quicker and smoother engine response, making the vehicle feel more responsive and efficient.

3. Reduced Fuel Starvation: The FASS CO9 fuel pump eliminates fuel starvation issues, ensuring that the engine always receives an adequate fuel supply, even under heavy load conditions.

4. Durability: FASS fuel pumps are known for their durability and reliability, making them a popular choice among diesel enthusiasts.

5. Easy Installation: The FASS CO9 fuel pump comes with a wiring harness and all necessary hardware for easy installation, making it a relatively straightforward upgrade for most DIYers.

1. Cost: The FASS CO9 165gph fuel pump is a more expensive option compared to OEM fuel pumps, which may be a deterrent for some buyers.

2. Increased Noise: Some users have reported increased noise levels from the FASS fuel pump, which may be a concern for those looking for a quieter ride.

3. Potential Compatibility Issues: It is essential to ensure that the FASS CO9 fuel pump is compatible with any aftermarket modifications or upgrades that have been made to the vehicle's fuel system.

The FASS FASS CO9 165gph fuel pump is an excellent choice for those looking to improve the performance and efficiency of their 2001-2016 GM 2500/3500 Duramax trucks. Its ability to deliver more fuel to the engine results in better performance, improved engine response, and reduced fuel starvation issues. However, it comes with a higher price tag and potential noise concerns. It is essential to ensure compatibility with any aftermarket modifications and consider these factors before making a purchase.

If you are looking to significantly improve the performance of your 2001-2016 GM 2500/3500 Duramax truck, the FASS CO9 165gph fuel pump is a worthwhile investment. Its high flow rate and durability make it a popular choice among diesel enthusiasts. However, be sure to consider the cost and potential compatibility issues before making a purchase. It is also recommended to ensure that the installation is done correctly to avoid any noise concerns.

Details:

To aid in proper performance we built a boost compensation port, air pressure from your intake manifold raises Fuel pressures while under full throttle, maintaining when it matters most. This is a Fuel System only and must be used with your factory filter. All Mounting Hardware Included. Manufactured with the same motor used in our Titanium Signature Series Systems, this adjustable Fuel System is rated at 165 gallons of diesel per hour and offers pressure from 1-20 PSI to customize delivery for race or competition engines.

Duramax Adjustable High Performance System Features: Whisper Technology. Improves Fuel Flow. Adjustable Fuel Pressure 1-20 PSI. Our FASS Signature Series Adjustable Diesel Fuel Systems are designed to be the most versatile high-performance Fuel System on market that allows for adjustable pressures meet demand of GM Duramax 6.6L applications.

Built In Fuel Pressure Gauge Port. Manufacturer: FASS Fuel Systems, Part Number: FASC09165G, condition: New: FASS Systems Adjustable Diesel System 165GPH GM Duramax 6.6L 2001 2016 FASC09165G No: FASC09165G.

part #: fasc09165g prices

• $599.99-$618.77

specifications pumpunite:

• for models: 2500, 3500
• for years: 2001-2016
• brand: Fass Fuel Systems
• type: Dedicated Fuel Systems
• manufacturer part number: FASC09165G
• performance part: Yes
• upc: 850044106967

general pumpunite:

• Car Truck Parts Accessories > Air Fuel Delivery > Fuel Pumps Sending Units
• condition: New

seller pumpunite:

• # reviews: 125875
• city: San Leandro, California
• rating: 99.9%

returns pumpunite:

• time: 30 Days
• paid by: Seller
• policy: Returns Accepted

payments pumpunite:

• wallet: Paypal
• credit card: Discover
• other

offer pumpunite:

• started: March 30, 2026
• availability: In Stock
• options: Ship-to-home
• quantity: 1
• sold: 0

shipping pumpunite:

• cost: $0.00
• transit: 3-7 Days
• class: Standard
• type: Fixed
• service: Standard

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