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FST FloMax Fuel Filter Filtration System

$25.99 - $219.95
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  • Solid Billet Aluminum: No Casting Porosity, Cracking, Leaking, or Air Intrusion. It is lightweight and extremely compact. Only 3" x 4" (No housing seals or gaskets to leak)
  • 300 GPH Fuel Flow: Will Handle Engines Over 2000 HP
  • Filters Down to 5 Micron: Exclusive FloMax™ Fuel / Water Separating Filter Media
  • Ultra Low Restriction: Outperforms Competition
  • Compatible: Gasoline, Racing Fuel, Ethanol and Methanol Compatible
  • Exclusive EZMOUNT™: Allows Easy Mounting On Tube Chassis Or Surface Mount.
  • Multiport Fuel Ports: Allows Easy Fuel Line Routing
  • FIELD TESTED AND DYNO TESTED: Proven to outperform the competition at any price.
  • Looks Great: The red anodized finish combined with the premium chrome/silver filter makes for a striking appearance.
  • Versatile Installation: The FloMax 300™ can be installed on the suction or pressure side of the fuel system.
  • Easy Replacement: The easily replaceable filter element is self-contained, requires no messy and questionable canister cleaning and totally eliminates any chance of fuel system contamination.
  • Fuel Filter: 1 fuel filter comes with the system. Replacement fuel filters are also sold separately.
  • Made in the USA - Deltona, Florida

FST Performance, formerly Ramco Performance offers the FloMax™ fuel filter systems for racing, diesel, automotive and marine applications. These are the ultimate in high performance fuel filtration technology from Ramco performance manufacturing. FREE HORSEPOWER? YOU BET with Ramco Flo Max 300 fuel filter system. How much water and other power robbing contaminants are you burning with your fuel? You may be surprised. The FloMax™ 300 was designed to combine ultra-high efficiency fuel filtration in the smallest possible package only 4" tall! The high fuel flow capabilities and extremely low fuel flow restriction of the FloMax™ 300 coupled with highly efficient 5 micron filtration and water separation make it the most innovative and efficient system ever. Manufactured from solid billet aluminum absolutely no castings the lightweight and extremely compact Flo Max™ 300 is designed for use in gasoline, racing fuel, ethanol and methanol in a wide variety of motor sport applications. Engineered for either suction or pressure side mounting the FloMax™ 300 offers the utmost in installation flexibility plus the multiport design allows unused fuel ports to function as a fuel system drain, regulator mount, fuel pressure gauge port and other fuel accessories. The easily replaceable filter element is totally self-contained, requires no messy and questionable canister cleaning, eliminates cartridge style filter back flushing and totally eliminates any chance of fuel system contamination. With the filter sealing system there are no housing seals or gaskets to dig out and no gaskets, o-rings or seals to leak or swell. Browse the RPM300, RPM350, RPM500 & RPM900 fuel filtration systems.

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Spec Sheet
BrandFST Performance
California Residents: Prop 65 Warning



  • 300 GPH Fuel Flow
  • Solid Billet Aluminum
  • Gasoline, Ethanol & Methanol Compatible
  • 3" x 4"
  • Filters down to 5 micron