6.6L LB7 (2001-2004) Duramax

So, you're ready to push the limit of your build and want to find an injector you can trust to take you to the podium? With our background in OE development, manufacturing and pioneers of the performance common rail fuel systems, you can trust...

So, you've made some power but now you want more? Do you still want good drivability while running more competitive events? Well, look no further than our 250% over fuel injectors! The factory nozzles are swapped with a SAC type nozzle for its superior...

So, you've made some power but now you want more? Do you still want good drivability while running more competitive events? Well, look no further than our 200% over fuel injectors! The factory nozzles are swapped with a SAC type nozzle for its superior...

So, you've made some power but now you want more? Do you still want good drivability while running more competitive events? Well, look no further than our 150% over fuel injectors! The factory nozzles are swapped with a SAC type nozzle for its superior...

Do you want to edge out that Mustang at the track or put another 5' on the next truck? Are you looking for an increase in power without sacrificing drivability or reliability? Well, look no further than our 100% over fuel injectors! The factory...

Are you looking for an increase in power without sacrificing drivability or reliability? Well, look no further than our 60% over fuel injectors! The nozzles are enlarged using abrasive flow honing technology and are hydraulically flow matched to less than 1%. Each nozzle undergoes...

Have your original or aftermarket injectors left you stranded? Are you looking for an increase in power without sacrificing drivability or reliability? Well, look no further than our 45% over fuel injectors! The nozzles are enlarged using abrasive flow honing technology and are hydraulically...

Have your original or aftermarket injectors left you stranded? Are you looking for an increase in power without sacrificing drivability or reliability? Well, look no further than our 30% over fuel injectors! At 30% over stock, these are an excellent upgrade for close to...

Do you want to edge out that Mustang at the track or put another 5' on the next truck? Are you looking for an increase in power without sacrificing drivability or reliability? Well, look no further than our 100% over fuel injectors! The nozzles...

Did you break the connector on your LB7 fuel rail pressure sensor while doing an intake? Are you seeing intermittent rail pressure fluctuations that are causing running issues? The rail pressure sensor may be the root cause.   The fuel pressure sensor is a...

Do you have an engine lope at idle or surging while driving? Are you seeing unusual rail pressure fluctuations? Your LB7 Inlet Metering Valve may be the root cause.    Also known as the FCA (fuel control actuator) or the MPROP, this component can...

Do your original LB7 fuel injector lines have rust and corrosion build up where they meet the injector nuts? Are the sealing surfaces showing damage?   Replacing the fuel injector lines is highly recommended when changing the LB7 fuel injectors. The original lines can...

Are you losing rail pressure from a worn out CP3 pump? Are you in need of a factory replacement CP3 pump? Did you try a "parts kit" on your original pump with no fix? From stock up to 650+HP our Sportsman CP3 pumps are...

Looking for a  single CP3 pump that will support up 1000+HP and drive like stock? Do you want the capability of more power without the worry of a pump controller failing, a custom belt breaking, mount cracking, or even a second pump to worry...

Has your factory pump hit its limit, and you still need more pump capacity? Do you want the capability of more power without the worry of a multi-pump controller failing, a custom length belt breaking or a second pump to worry about? For applications...

Part # GRD661027 Key Features: Compatible with: Duramax, Engine & Engine Parts

Complete turbo oil drain and supply kit to plumb up an s300 or s400 turbo. This kit will work on any 2001-2016 Duramax, includes -10 braided stainless oil drain line with billet oil drain to rear engine cover adapter, turbo drain adapter, -6 braided...

This flange will fit a 2001 - 2016 Duramax Key Features: - This will fit a 3" downpipe exhaust - Part # GRD661028 Compatible with: Duramax, Exhaust

HSP 2003-2004 Chevrolet / GMC Deluxe Max Air Flow Bundle Part Number: 184-HSP The HSP Diesel Deluxe Max Air Flow Bundle is our all-in-one, top-tier kit for the 2003 and 2004 Chevrolet and GMC Duramax-equipped trucks. Designed to replace and upgrade nearly every airflow-related...

HSP 2003-2004 Chevrolet / GMC Max Air Flow Bundle Part Number: 183-HSP The HSP Max Air Flow Bundle for the 2003 and 2004 Duramax-equipped Chevrolet and GMC trucks is designed to significantly boost airflow, improve performance, and clean up the engine bay. If you're...