Looking for an improved fuel flow and performance in your 2004.5-2005 LLY Duramax? Look no further than the S&S Diesel LLY-10SAC-R Reman Torque Master Injector Set. These injectors exceed factory fuel flow to give you the edge you need, whether you're on the street or the track. They're also a perfect stock alternative, offering "Stock Plus Performance" in one convenient package. With the S&S Diesel LLY-10SAC-R Torque Master Injector Set, you'll be able to take your Duramax to the next level!