Fuel Filter Wrench - Chevy and GMC Duramax Diesel Forum Dec 28, 2011i was wondering what u guys used to changed ur fuel filters.. i have the one it has like a rubber strap and the handle pinches it to make it wrap Fuel Filter Wrench - Chevy and GMC Duramax Author: Rakescreek duramax fuel filter wrench | eBay Find great deals on eBay for duramax fuel filter wrench. Shop with confidence. Skip to main content. eBay Logo: EWK Water Sensor Wrench for 6 GM Duramax Diesel Fuel Filter CHEVY GMC LB7 LLY See more like this. Fuel Filter Seal Rebuild Kit & Bleeder Screw w/ Wrench for 01-10 6.6 L Duramax. Brand New.