Shop Best Upgrades for 2005 Duramax

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$99.78
2004-2010 GMC Chevrolet Silverad/Sierra 6.6L Duramax Diesel Turbo Piping Kit CCV PCV Reroute Kit
jcarpart.com
$99.78
2004-2010 GMC Chevrolet Silverad/Sierra 6.6L Duramax Diesel Turbo Piping Kit CCV PCV Reroute Kit
jcarpart.com
$795.00
2004-05 Duramax 6.6L LLY ECM 12244189
Diesel ECM
38% off
$795.00
2004-05 Duramax 6.6L LLY ECM 12244189
Diesel ECM
$899.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0104 Fed LB7 Ceramic
ProSource Diesel
12
$899.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0104 Fed LB7 Ceramic
ProSource Diesel
$437.75
EGR Delete+Downpipe+Uppipe For L5P LML LMM LBZ LLY 2004.5+ 6.6L Duramax Diesel, LLY(W/Intake) / Sliver / 01-16/Dual Side
Spetuner
$437.75
EGR Delete+Downpipe+Uppipe For L5P LML LMM LBZ LLY 2004.5+ 6.6L Duramax Diesel, LLY(W/Intake) / Sliver / 01-16/Dual Side
Spetuner
$117.77
EGR Delete Kit For LLY 2004-2005 6.6L Duramax With High Flow Intake, Black/With Intake
Spetuner
$117.77
EGR Delete Kit For LLY 2004-2005 6.6L Duramax With High Flow Intake, Black/With Intake
Spetuner
$899.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0405 LLY Ceramic
ProSource Diesel
12
$899.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0405 LLY Ceramic
ProSource Diesel
$59.99
LLY Engine Turbo Mouthpiece, Stainless Steel Inlet Manifold Intake Elbow For 2004-2005 Duramax 6.6L, Including Silverado & Sierra Trucks
Amazon.com
3
Free shipping
$59.99
LLY Engine Turbo Mouthpiece, Stainless Steel Inlet Manifold Intake Elbow For 2004-2005 Duramax 6.6L, Including Silverado & Sierra Trucks
Amazon.com
$1,395.95
LLY Duramax 64mm Performance Turbocharger | 848212-5001S | 2004.5-2005 Duramax LLY | Dale's Super Store
Dale's Super Store
Free shipping
$1,395.95
LLY Duramax 64mm Performance Turbocharger | 848212-5001S | 2004.5-2005 Duramax LLY | Dale's Super Store
Dale's Super Store
$605.64
04.5-05 LLY Duramax HSP Max Flow Bridge
Pure Diesel Power
$605.64
04.5-05 LLY Duramax HSP Max Flow Bridge
Pure Diesel Power
$78.88
2004-2005 6.6L LLY Chevy GMC Silverado 2500HD EGR Delete Kit & High Flow Intake Duramax Diesel
jcarpart.com
$78.88
2004-2005 6.6L LLY Chevy GMC Silverado 2500HD EGR Delete Kit & High Flow Intake Duramax Diesel
jcarpart.com
$799.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0607 LBZ Ductile
ProSource Diesel
12
$799.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0607 LBZ Ductile
ProSource Diesel
$799.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0710 LMM Ductile
ProSource Diesel
12
$799.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0710 LMM Ductile
ProSource Diesel
$78.88
2004-2005 6.6L Duramax LLY EGR Delete Kit With High Flow Intake
jcarpart.com
$78.88
2004-2005 6.6L Duramax LLY EGR Delete Kit With High Flow Intake
jcarpart.com
$61.99
WIKIBB For Deluxe LLY Duramax 2500/3500HD Low Pressure Fuel Line Kit 2004.5-2005 6.6L
Amazon.com
3
Free shipping
$61.99
WIKIBB For Deluxe LLY Duramax 2500/3500HD Low Pressure Fuel Line Kit 2004.5-2005 6.6L
Amazon.com
$409.76
01-05 GM 6.6L Duramax Dmaxstore MAX-FLOW High Performance Water Pump Kit
Pure Diesel Power
$409.76
01-05 GM 6.6L Duramax Dmaxstore MAX-FLOW High Performance Water Pump Kit
Pure Diesel Power
$69.00
12642623 6.6L Duramax Diesel Fuel Filter Housing/Assembly Fits 2005-2012 CHEVY Silverado GMC Sierra 2500HD 3500HD 6.6 Duramax Diesel Truck
Amazon.com
100
Free shipping
$69.00
12642623 6.6L Duramax Diesel Fuel Filter Housing/Assembly Fits 2005-2012 CHEVY Silverado GMC Sierra 2500HD 3500HD 6.6 Duramax Diesel Truck
Amazon.com
$1,999.00
01-05 GM 6.6L Duramax Calibrated Power 6 Speed Conversion Kit
Pure Diesel Power
$1,999.00
01-05 GM 6.6L Duramax Calibrated Power 6 Speed Conversion Kit
Pure Diesel Power
$259.00
Wicked Wheel2 | Turbo Compressor Wheel Upgrade 04.5-05 6.6L GM Duramax LLY
Diesel Power Products
1
$259.00
Wicked Wheel2 | Turbo Compressor Wheel Upgrade 04.5-05 6.6L GM Duramax LLY
Diesel Power Products
$434.99
$484.99
2001-2005 Chevy Silverado, GMC Sierra 2500/3500 MBRP Performance Series Exhaust Systems - Cat-Back, Passenger Side Exit, Duramax | S6000P
Summit Racing
1
Free shipping
10% off
$434.99
$484.99
2001-2005 Chevy Silverado, GMC Sierra 2500/3500 MBRP Performance Series Exhaust Systems - Cat-Back, Passenger Side Exit, Duramax | S6000P
Summit Racing
$699.99
04.5-05 GM 6.6L Duramax LLY Pusher Supermax Y-Bridge W/HD Charge Tube
Pure Diesel Power
$699.99
04.5-05 GM 6.6L Duramax LLY Pusher Supermax Y-Bridge W/HD Charge Tube
Pure Diesel Power
$1,599.95
LLY Duramax Injector Super Kit |0986435504| 2004-2005 Chevy/GM Duramax LLY | Dale's Super Store
Dale's Super Store
Free shipping
$1,599.95
LLY Duramax Injector Super Kit |0986435504| 2004-2005 Chevy/GM Duramax LLY | Dale's Super Store
Dale's Super Store
$325.50
04.5-05 GM 6.6L Duramax AFE Passenger Side Intercooler Tube Upgrade
Pure Diesel Power
5
$325.50
04.5-05 GM 6.6L Duramax AFE Passenger Side Intercooler Tube Upgrade
Pure Diesel Power
$164.55
230-4201 6.6L Duramax Head Stud Kit Replacement For GM 6.6L Diesel Duramax LB7 LLY LBZ LMM LML 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010
Amazon.com
6
Free shipping
$164.55
230-4201 6.6L Duramax Head Stud Kit Replacement For GM 6.6L Diesel Duramax LB7 LLY LBZ LMM LML 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010
Amazon.com
$1,279.95
SPOOLOGIC Stage 1 Performance Turbocharger For 2004.5-2010 6.6L Chevrolet Duramax LLY LBZ LMM - RED SL-100-060-R
ProSource Diesel
$1,279.95
SPOOLOGIC Stage 1 Performance Turbocharger For 2004.5-2010 6.6L Chevrolet Duramax LLY LBZ LMM - RED SL-100-060-R
ProSource Diesel
$222.98
AC Compressor & A/C Kit For Chevy Silverado & GMC Sierra 6.6L Duramax Diesel 2004 2005 2006 - Buyautoparts 60-81579RK NEW
Amazon.com
16
Free shipping
$222.98
AC Compressor & A/C Kit For Chevy Silverado & GMC Sierra 6.6L Duramax Diesel 2004 2005 2006 - Buyautoparts 60-81579RK NEW
Amazon.com
$118.00
SPELAB 2004-2005 6.6L Duramax LLY EGR Delete Kit With High Flow Intake
spelabautoparts
$118.00
SPELAB 2004-2005 6.6L Duramax LLY EGR Delete Kit With High Flow Intake
spelabautoparts
$1,900.00
LLY Fuel System Resurrection Kit For 6.6L Chevrolet GMC Duramax 2004.5-2005
Diesel Care and Performance
$1,900.00
LLY Fuel System Resurrection Kit For 6.6L Chevrolet GMC Duramax 2004.5-2005
Diesel Care and Performance
$799.99
01-07 Chevy 6.6L Duramax 5 Inch Downpipe-Back MBRP SS No Muffler Exhaust
Pure Diesel Power
1
$799.99
01-07 Chevy 6.6L Duramax 5 Inch Downpipe-Back MBRP SS No Muffler Exhaust
Pure Diesel Power
$159.99
Downpipe For 2004.5+ L5P LML LLY LBZ LMM 6.6L Duramax Diesel, 2015.5-2016 / Black
Spetuner
$159.99
Downpipe For 2004.5+ L5P LML LLY LBZ LMM 6.6L Duramax Diesel, 2015.5-2016 / Black
Spetuner
$1,499.95
Premium REMAN LLY Duramax Injector Set| 0986435504 | 2004.5-2005 Chevy/GM Duramax LLY | Dale's Super Store
Dale's Super Store
Free shipping
$1,499.95
Premium REMAN LLY Duramax Injector Set| 0986435504 | 2004.5-2005 Chevy/GM Duramax LLY | Dale's Super Store
Dale's Super Store
$334.33
04.5-05 GM 6.6L Duramax Factory Injector Harness Upgrade Kit
Pure Diesel Power
$334.33
04.5-05 GM 6.6L Duramax Factory Injector Harness Upgrade Kit
Pure Diesel Power
$1,095.00
Duramax LLY Ultimate Solution Kit | EGR Cooler + Gaskets + Headstuds | 2004.5-2005 Chevy/GMC Duramax LLY 6.6L
Dale's Super Store
Free shipping
$1,095.00
Duramax LLY Ultimate Solution Kit | EGR Cooler + Gaskets + Headstuds | 2004.5-2005 Chevy/GMC Duramax LLY 6.6L
Dale's Super Store
$197.99
PPE Zilla Carbon Fiber Turbo Inlet Upgrade 04.5-05 GM 6.6L Duramax LLY
Diesel Power Products
$197.99
PPE Zilla Carbon Fiber Turbo Inlet Upgrade 04.5-05 GM 6.6L Duramax LLY
Diesel Power Products
$2,434.11
04.5-10 GM 6.6L Duramax Garrett Powermax Stage 2 AVNT GT4094VA Turbo Upgrade
Pure Diesel Power
$2,434.11
04.5-10 GM 6.6L Duramax Garrett Powermax Stage 2 AVNT GT4094VA Turbo Upgrade
Pure Diesel Power
$229.95
$244.13
New LLY & LBZ Duramax Head Set | 2004.5-2007 GM LLY & LBZ Duramax 6.6L
Dale's Super Store
Free shipping
$229.95
$244.13
New LLY & LBZ Duramax Head Set | 2004.5-2007 GM LLY & LBZ Duramax 6.6L
Dale's Super Store
$1,800.00
Premium Full Set Of LLY 6.6L Injectors For 2004.5 - 2005 Chevrolet GMC Duramax
Diesel Care and Performance
$1,800.00
Premium Full Set Of LLY 6.6L Injectors For 2004.5 - 2005 Chevrolet GMC Duramax
Diesel Care and Performance
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Shop Best Upgrades for 2005 Duramax

Sponsored
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$99.78
2004-2010 GMC Chevrolet Silverad/Sierra 6.6L Duramax Diesel Turbo Piping Kit CCV PCV Reroute Kit
jcarpart.com
$99.78
2004-2010 GMC Chevrolet Silverad/Sierra 6.6L Duramax Diesel Turbo Piping Kit CCV PCV Reroute Kit
jcarpart.com
$795.00
2004-05 Duramax 6.6L LLY ECM 12244189
Diesel ECM
38% off
$795.00
2004-05 Duramax 6.6L LLY ECM 12244189
Diesel ECM
$899.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0104 Fed LB7 Ceramic
ProSource Diesel
12
$899.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0104 Fed LB7 Ceramic
ProSource Diesel
$437.75
EGR Delete+Downpipe+Uppipe For L5P LML LMM LBZ LLY 2004.5+ 6.6L Duramax Diesel, LLY(W/Intake) / Sliver / 01-16/Dual Side
Spetuner
$437.75
EGR Delete+Downpipe+Uppipe For L5P LML LMM LBZ LLY 2004.5+ 6.6L Duramax Diesel, LLY(W/Intake) / Sliver / 01-16/Dual Side
Spetuner
$117.77
EGR Delete Kit For LLY 2004-2005 6.6L Duramax With High Flow Intake, Black/With Intake
Spetuner
$117.77
EGR Delete Kit For LLY 2004-2005 6.6L Duramax With High Flow Intake, Black/With Intake
Spetuner
$899.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0405 LLY Ceramic
ProSource Diesel
12
$899.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0405 LLY Ceramic
ProSource Diesel
$59.99
LLY Engine Turbo Mouthpiece, Stainless Steel Inlet Manifold Intake Elbow For 2004-2005 Duramax 6.6L, Including Silverado & Sierra Trucks
Amazon.com
3
Free shipping
$59.99
LLY Engine Turbo Mouthpiece, Stainless Steel Inlet Manifold Intake Elbow For 2004-2005 Duramax 6.6L, Including Silverado & Sierra Trucks
Amazon.com
$1,395.95
LLY Duramax 64mm Performance Turbocharger | 848212-5001S | 2004.5-2005 Duramax LLY | Dale's Super Store
Dale's Super Store
Free shipping
$1,395.95
LLY Duramax 64mm Performance Turbocharger | 848212-5001S | 2004.5-2005 Duramax LLY | Dale's Super Store
Dale's Super Store
$605.64
04.5-05 LLY Duramax HSP Max Flow Bridge
Pure Diesel Power
$605.64
04.5-05 LLY Duramax HSP Max Flow Bridge
Pure Diesel Power
$78.88
2004-2005 6.6L LLY Chevy GMC Silverado 2500HD EGR Delete Kit & High Flow Intake Duramax Diesel
jcarpart.com
$78.88
2004-2005 6.6L LLY Chevy GMC Silverado 2500HD EGR Delete Kit & High Flow Intake Duramax Diesel
jcarpart.com
$799.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0607 LBZ Ductile
ProSource Diesel
12
$799.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0607 LBZ Ductile
ProSource Diesel
$799.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0710 LMM Ductile
ProSource Diesel
12
$799.95
SPOOLOGIC High Flow Exhaust Manifold And Up-Pipes Set For 2001-2016 6.6L LB7 LLY LBZ LMM LML Chevrolet Duramax SL-DHFUPMK-0710 LMM Ductile
ProSource Diesel
$78.88
2004-2005 6.6L Duramax LLY EGR Delete Kit With High Flow Intake
jcarpart.com
$78.88
2004-2005 6.6L Duramax LLY EGR Delete Kit With High Flow Intake
jcarpart.com
$61.99
WIKIBB For Deluxe LLY Duramax 2500/3500HD Low Pressure Fuel Line Kit 2004.5-2005 6.6L
Amazon.com
3
Free shipping
$61.99
WIKIBB For Deluxe LLY Duramax 2500/3500HD Low Pressure Fuel Line Kit 2004.5-2005 6.6L
Amazon.com
$409.76
01-05 GM 6.6L Duramax Dmaxstore MAX-FLOW High Performance Water Pump Kit
Pure Diesel Power
$409.76
01-05 GM 6.6L Duramax Dmaxstore MAX-FLOW High Performance Water Pump Kit
Pure Diesel Power
$69.00
12642623 6.6L Duramax Diesel Fuel Filter Housing/Assembly Fits 2005-2012 CHEVY Silverado GMC Sierra 2500HD 3500HD 6.6 Duramax Diesel Truck
Amazon.com
100
Free shipping
$69.00
12642623 6.6L Duramax Diesel Fuel Filter Housing/Assembly Fits 2005-2012 CHEVY Silverado GMC Sierra 2500HD 3500HD 6.6 Duramax Diesel Truck
Amazon.com
$1,999.00
01-05 GM 6.6L Duramax Calibrated Power 6 Speed Conversion Kit
Pure Diesel Power
$1,999.00
01-05 GM 6.6L Duramax Calibrated Power 6 Speed Conversion Kit
Pure Diesel Power
$259.00
Wicked Wheel2 | Turbo Compressor Wheel Upgrade 04.5-05 6.6L GM Duramax LLY
Diesel Power Products
1
$259.00
Wicked Wheel2 | Turbo Compressor Wheel Upgrade 04.5-05 6.6L GM Duramax LLY
Diesel Power Products