Head Gasket 1.05mm Grade C Right 2001-2016 6.6L DuramaxHead Gasket 1. 05mm Grade C Right 2001 2016 6. 6L Duramax Brand: Alliant Power Sold Individually Right Side Gasket

Stage 2 (210/220)

(1)CRV diaphram/piston assembly

130" bore pistons with Total Seal rings

Fits Serial #0 - 6344942

High-Volume Treatment for Maximum Performance

Available in 12mm or 14mm

and a cylinder head capable of supporting over 4

Industrial Injection recommends using Driven Racing Oil (Joe Gibbs) Break-In Oil for the first 300–500 miles of operation

Key Benefits:

9L Common Rail engines that demand superior sealing

5" V-band flange Series TK-1027

most likely it has to do with your old injection pump