CAT Fuel Filter Head Spacer for 6.6l Duramax 2001-2016

Filter Head Spacer & Bolts

• Must be used on 2011+ with the CAT Adapter or if the 1R-0749 CAT filter is used.
• Spaces the fuel filter housing away from the engine
• Makes filter removal & installation much easier
• Powder coated black finish

Fits: 2001-2016 Chevy/GMC 6.6l Duramax LB7/LLY/LBZ/LMM/LML