Fram Fuel Filters HPG1 - Free Shipping on Orders Over $99 Fram Fuel Filters HPG1. Fram fuel filters serve a vital function, screening out dirt and rust particles from your fuel before they can contaminate the carburetor and other engine parts. More than 600 models are available for fitment on a wide variety of make/models, and many of the filters can trap particles as small as 5 microns.4.8/5(8)Brand: Fram Fram HPGC1: Performance Fuel Filter Element Fits 410-HPG1 The Ultimate Racing Filters. The Fram HP Series Racing Fuel Filter is designed for use on any high performance engine requiring fuel flow up to and including 90 gallons per hour. The HPG1/HPGC1 fuel filters are NOT acceptable for use with nitromethane or any gasoline containing more than 10% alcohol including Ethanol and Methanol. Sold Individually.