Looking for aftermarket parts to modify or upgrade your GMC Sierra 2500 HD with injection pumps & controllers? At Tunersports.com we carry a huge selection of the top name brand performance injection pumps & controller parts and accessories for your Sierra 2500 HD.
Whether you have a 2001 or 2016 GMC Sierra 2500 HD in Base to WT trim we have you covered. We have 13 injection pumps & controllers available to mod your Sierra 2500 HD. All parts have free shipping to the Continental US 48 States.
 SHIPS FROM MANUFACTURER 7010194248ATS Diesel GM 2001-2010 Twin Fueler Electronic Control Box 2001-2002 GMC Sierra 2500 HD SL 2001-2004 GMC Sierra 2500 HD SLE / SLT 2002-2004 GMC Sierra 2500 HD Base 2003-2004 GMC Sierra 2500 HD WT 2007-2010 GMC Sierra 2500 HD SLE / SLT / WT $210.00 |
 SHIPS FROM MANUFACTURER 7018004362ATS Diesel 2010.5 and Up GM LML Twin Fueler Pump Kit (w/o Pump) 2001-2002 GMC Sierra 2500 HD SL 2001-2004 GMC Sierra 2500 HD SLE / SLT 2002-2004 GMC Sierra 2500 HD Base 2003-2004 GMC Sierra 2500 HD WT $1,800.03 |
 IN STOCK - DROPSHIPS 105065112mm Stroke Cam Housing Design; Up to a 72% increase in capacity / displacement; Delivers enough fuel to support up to 800hp; Maintains 24,000psi of rail pressure; All that fuel without going to a dual pump system; New design cam shaft with modified plungers and stroke; Eliminates potentially damagi... BD Diesel R900 High Power 12mm CP3 Injection Pump (No Core) - Chevy 2001-2010 6.6L Duramax 2001-2002 GMC Sierra 2500 HD SL 2001-2010 GMC Sierra 2500 HD SLE / SLT 2002-2005 GMC Sierra 2500 HD Base 2003-2010 GMC Sierra 2500 HD WT 2006-2006 GMC Sierra 2500 HD SL $2,648.44 |
 IN STOCK 1050110We have been rebuilding injection systems since 1972; Factory trained by the best, we abide by high quality and production standards; Our Injection team is focused on producing consistent quality utilizing the highest quality parts available; We utilize world class calibration equipment and pride ou... BD Diesel Injection Pump Stock Exchange CP3 - Chevy 2001-2004 Duramax 6.6L LB7 2001-2002 GMC Sierra 2500 HD SL 2001-2004 GMC Sierra 2500 HD SLE / SLT 2002-2004 GMC Sierra 2500 HD Base 2003-2004 GMC Sierra 2500 HD WT $1,108.07 |
 IN STOCK - DROPSHIPS 1050111We have been rebuilding injection systems since 1972; Factory trained by the best, we abide by high quality and production standards; Our Injection team is focused on producing consistent quality utilizing the highest quality parts available; We utilize world class calibration equipment and pride ou... BD Diesel Injection Pump Stock Exchange CP3 - Chevy 2004.5-2005 Duramax 6.6L LLY 2004-2005 GMC Sierra 2500 HD Base / SLE / SLT / WT $1,111.37 |
 IN STOCK - DROPSHIPS 1050112We have been rebuilding injection systems since 1972; Factory trained by the best, we abide by high quality and production standards; Our Injection team is focused on producing consistent quality utilizing the highest quality parts available; We utilize world class calibration equipment and pride ou... BD Diesel Injection Pump Stock Exchange CP3 - Chevy 2006-2010 Duramax LBZ/LMM 2006-2006 GMC Sierra 2500 HD SL 2006-2010 GMC Sierra 2500 HD SLE / SLT / WT $1,111.37 |
 IN STOCK - LOW FPE-DMAX-CP3-10MMThe Fleece Performance Duramax 10mm stroker CP3 is a straight forward, no inflated numbers, CP3 upgrade proven to support 750 RWHP with the proper complimenting modifications. Not only will it support 750 RWHP, but it also eliminates the factory fuel flow restiction that begins at 3,000 RPM. If you ... Fleece Performance 01-13 GM Duramax 6.6L Duramax PowerFlo 750 CP3 (LBZ/LMM Based) 2001-2002 GMC Sierra 2500 HD SL 2001-2010 GMC Sierra 2500 HD SLE / SLT 2002-2005 GMC Sierra 2500 HD Base 2003-2010 GMC Sierra 2500 HD WT 2006-2006 GMC Sierra 2500 HD SL $2,001.01 |
 IN STOCK - LOW FPE-DMAX-CP3KThe Fleece Performance CP3K is a modified Duramax LBZ CP3 designed to eliminate the factory fuel flow restriction that begins at 3,000 RPM. If you have a stock CP3 pump you are losing fuel flow and rail pressure after 3000 RPM, which correlates to lost horsepower when you need it most. This cost eff... Fleece Performance 01-13 GM Duramax 6.6L Duramax CP3K (LBZ/LMM Based) 2001-2002 GMC Sierra 2500 HD SL 2001-2010 GMC Sierra 2500 HD SLE / SLT 2002-2005 GMC Sierra 2500 HD Base 2003-2010 GMC Sierra 2500 HD WT 2006-2006 GMC Sierra 2500 HD SL $1,308.01 |
 SHIPS FROM MANUFACTURER 0986437303SE-IISIndustrial Injection 01-04 Chevrolet LB7 Reman Fuel Pump 2001-2002 GMC Sierra 2500 HD SL 2001-2004 GMC Sierra 2500 HD SLE / SLT 2002-2004 GMC Sierra 2500 HD Base 2003-2004 GMC Sierra 2500 HD WT $817.30 |
SHIPS FROM MANUFACTURER 0986437332-IISIndustrial Injection 06-08 Chevrolet Duramax LBZ/LMM Reman Fuel Pump 2006-2006 GMC Sierra 2500 HD SL 2006-2010 GMC Sierra 2500 HD SLE / SLT / WT $1,265.00 |
 SHIPS FROM MANUFACTURER 436401Industrial Injection 11-16 GM Duramax 6.6L LML CP4 to CP3 Conversion Kit w/Pump (No Tuning Required) 2011-2014 GMC Sierra 2500 HD WT 2011-2016 GMC Sierra 2500 HD Denali / SLE / SLT 2015-2016 GMC Sierra 2500 HD Base $2,172.78 |
 SHIPS FROM MANUFACTURER 436402Industrial Injection 11-16 Duramax 6.6L LML CP4 to CP3 Conversion Kit w/o Pump (Tuning Reqd) 2011-2014 GMC Sierra 2500 HD WT 2011-2016 GMC Sierra 2500 HD Denali / SLE / SLT 2015-2016 GMC Sierra 2500 HD Base $924.04 |
 IN STOCK 436403Industrial Injection 11-15 GM Duramax 6.6L LML CP4 to CP3 Conversion Kit with Pump (Tuning Req.) 2011-2014 GMC Sierra 2500 HD WT 2011-2016 GMC Sierra 2500 HD Denali / SLE / SLT 2015-2016 GMC Sierra 2500 HD Base $1,948.41 |