All replacement elements for the Radium fuel filter use anodized aluminum end caps that are laser engraved for easy identification and use an internal Viton O-ring for compatibility with all fuel types. Vehicle Fitment: • Universal Application • Replacement Elements for Radium Fuel Filter Install Instructions: Download PDF Includes: (1) Filter Element Which Filter Should I Choose? Filter: Micron Rating: Reusable: Best Use: Compatibility: Notes: Cellulose Paper (-01) 10μm Nominal 92% Efficiency No Post Pump Gasoline Diesel • Excellent Filtration • Most Economical Element • Most Commonly Used Element • No maintenance, but requires replacing Stainless Fine (-03) 10μm Nominal Yes Pre or Post Pump Gasoline Diesel E85* Ethanol Methanol* • Excellent Filtration • Superior Compatibility with all fuels • Requires occasional cleaning to maintain optimal flow rate Stainless Coarse (-04) 100μm Nominal Yes Pre Pump Gasoline Diesel E85* Ethanol Methanol* • Excellent prepump filter for any application • Low pressure drop prevents pump cavitation • Superior compatibility with all fuels Microglass (-05) 6μm Nominal 99.9% Efficiency No Post Pump Gasoline Diesel E85* Ethanol Methanol* • Excellent Element for all Applications • Newest advanced technology offering the highest filtration efficiency available on the market • No maintenance, but requires replacing * Alcohols may reduce service life if poor quality fuel or excessive water absorption is present. To prevent, use high-quality fuel mixtures and purge alcohol fuels from the fuel system when the vehicle is stored for long periods. Servicing: Part Number: