Combust™ - By-Pass OIL Filtration Systems

Southern Technologies is an Authorized Distributor of Combust & Filtakleen™ Oil and Fuel Filtration Systems. Extend oil changes and keep your fuel cleaner and free of water.

Automotive Diesel, Trucking, Fleets, Mining, Autos, Industrial, Transit, School Buses, Motor-homes, Stationary and more.........keep your oil and fuel cleaner today using our filtration options.



ENGINE BY-PASS Filtration 3-Micron, reduced SOOT, Extended Drain Intervals, Healthier Running Engines and removes 99.9% of the water to help protect your engine and hydraulic system on your equipment today. 


Utilizing our Combust Fuel Filter technology, we have developed a Diesel Engine By-Pass filtration system that addresses soot, wear contamination, oxidation and water removal. Imagine the cost savings when you or your fleet can extend oil drains up to 5X with no major issues.


Our Combust By-Pass Filter can filter down to 3 micron and will remove 99% of the water (condensation) in your diesel, natural gas or CNG engine application.


Combust filters are tested and proven and will protect your fleet today



Combust Filters has developed the ultimate oil engine by-pass filtration  system for small to large diesel and CNG engines.

Our “Combust Filters Oil By-Pass Filtration System” provides true 3 Micron filtration, 99% Water Removal, Soot Removal, Extended Engine Life, Pollution Prevention, and Reduced Oil Consumption.


By keeping the oil free of moisture contamination and particulates larger than 3 microns your engine oil will have reduced Oxidation, Nitration, while maintaining required oil viscosity and TBN for proper lubrication.

We developed our systems with you and your fleet in mind. Our system incorporates only the best technology and high quality construction, for ease of use and installation. 


Our synthetic  and Cellulose filter media provides consistent 3 micron filtration ensuring all harmful wear metals are removed in a single pass. 


Engine life is substantially increased by keeping your oil pure and clean.

Custom filtration carts for fuels and lubes are designed to help filter tanks on both mobile and stationary equipment. Combust Filter Carts can work with small 25 gallon tanks to 100,000 gallon tanks depending on your needs.

Contact us today for more details and information



If you are having problems with your fuel, fuel storage or contamination control of your fuel, Combust Filters has a solution there as well.