BD Diesel 1050340-WSP Flow-Max Add-On Pre Water Separator Kit | 2001-2014 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 98-12 Dodge RAM 5.9L/6.7L Cummins

Features:

• Includes 20 micron water separator filter
• Modular design allows future filter expansion
• Improves fuel system cleanliness and reliability
• Protects injectors from water and debris damage
• Compatible with BD Diesel Flow-Max systems
• Uses easy-to-find non-proprietary filter cartridges
• Can be paired with low micron efficiency filters
• Fits 2001-2014 GM Duramax and 1998-2012 Cummins
• Installs in approximately one hour
• Legal for sale and use in all 50 states
• Covered by 60-month/75,000 mile warranty
• Reduces risk of fuel contamination issues

Keep Your Fuel Clean And Your Truck Running Strong

If you’re serious about protecting your diesel engine, the BD Diesel 1050340-WSP Flow-Max Add-On Pre Water Separator Kit is a must-have upgrade. Whether you drive a Duramax from 2001-2014 or a Cummins from 1998-2012, this kit is designed to add an extra layer of defense against contaminated fuel. Water in your fuel system can quietly wreak havoc on your injectors and leave you with costly repairs down the road. This simple add-on gives you peace of mind by filtering out water and particulates before they ever reach your high-pressure components. It’s a quick, one-hour install that pays off for years in performance and reliability. The best part? You don’t need to chase down specialty parts, this system uses non-proprietary filters that are easy to replace and available at most auto parts stores. With long-term durability and protection, this is a smart move for any diesel owner who values long engine life and dependable performance.

Modular Filtration That Grows With Your Build

The BD Diesel Flow-Max Add-On Pre Water Separator Kit is built with a fully modular design, allowing it to evolve with your fuel system as your power goals change. It includes a 20-micron water separator filter out of the box, providing effective moisture and particle separation that protects critical components like your injectors and high-pressure pump. The unit is compatible with both 6.6L Duramax (2001-2014) and 5.9L/6.7L Cummins (1998-2012) applications, offering wide coverage across popular diesel platforms. The modular housing allows users to add high-efficiency low-micron filters for even finer filtration when needed. Designed with convenience in mind, the kit uses non-proprietary filter cartridges that can be sourced from most local parts suppliers. It is legal for use in all 50 states without emissions certification, and installation can be completed in about an hour with basic tools. BD Diesel backs the product with a 60-month or 75,000-mile warranty, covering workmanship while excluding wear from consumable elements. This kit is a flexible, reliable solution for diesel owners focused on long-term system health.

Fits: 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax & 98-12 Dodge RAM 5.9L/6.7L Cummins

Notes:

• Designed as an add-on for Flow-Max systems
• Includes a 20-micron water separator filter
• Fully modular housing supports additional filtration stages
• Accepts high-efficiency low-micron filters
• Uses non-proprietary cartridges for easy replacements
• Filter cartridges are consumable and not covered by warranty
• Warranty covers workmanship for 60 months or 75,000 miles
• Compatible with most 2001-2014 Duramax and 1998-2012 Cummins
• Installation takes approximately one hour
• Legal for use in all 50 states with no EO required