Performance 6.6 LMM Duramax InjectorsPerformance 6. 6 LMM Duramax Injectors Industrial Injection Performance reman Injectors are the pinnacle of what you should expect out of new set of injectors. Each set of injectors are brought in direct from Bosch and then engineered at our facility using extrude hone processes to perfectly balance and match the set. This extensive calibration process is performed to guarantee our customers the smoothest and most reliable injectors the diesel

001” extra clearance

cost-effective replacement engine without sacrificing quality or durability

Precision machined and assembled

Groove Depth For O-Ring is

you don’t need more stress while searching for a replacement turbo

NOTE: Please call with Engine Serial Number to verify application

00 for the fuel pump core

Upgrade Turbo (Right Side)

and ARP rod bolts for superior bottom-end strength

Designed specifically for demanding applications

Part Number: 21C312

Nozzles Sold Individually