DMAX Fuel Filter Head Assembly (LB7) | DMAX Store DmaxStore Fuel Filter Head Assembly. Fits 2001-2004 Chevy / GMC 2500HD / 3500HD . Part# DMAX-061. Direct replacement for GM Part# 97780061 . Replace your worn or leaking filter head with a brand new unit. This is a direct replacement for your 2001-2004 LB7 Duramax and no fuel Amazon: lb7 fuel filter housing Amazon: lb7 fuel filter housing. Skip to main content. Aluminum Air Bleeder Screw Fuel Filter Housing Compatible Replacement for GM Buick Cadillac GMC Pontiac Saturn Hummer Chevrolet 2001-2016 Duramax Diesel. 5.0 out of 5 stars 34. $10 $ 10. 95. Get it as soon as Wed, Aug 14.