Description

Year	Make	Model	Engine
2001-2016	GM/Chevrolet	Silverado/Sierra 2500HD/3500HD	6.6L Duramax LB7/LLY/LBZ/LMM/LML

This rebuild kit helps Duramax owners restore fuel filter head performance without replacing the expensive OEM part. It includes specialty Viton O-rings, plunger seals, and an aluminum bleeder screw to address deterioration caused by age, mileage, and ultra-low sulfur diesel.

Part Number: DMAXORING+SCREW

Features

• 4x Specialty Viton O-rings
• 2x Plunger Seals
• 1x DmaxStore Aluminum Bleeder Screw
• Saves substantial cost vs. $400 OEM replacement
• Restores fuel system prime and cold start performance

Includes

• 1 Feed Hose
• 1 Return Hose
• 4 Hose Clamps

Installation Notes

For 2011+ filter heads, one small o-ring is for the bleeder screw; disregard the other small o-ring. Recommend changing fuel filter during rebuild. Installation guide available.