2004.5-2005 GM 2500HD/3500HD 6.6L LLY Duramax Turbo Upgrades

2004.5-2005 6.6L Silverado & Sierra 2500HD/3500HD

2004.5-2005 GM 2500HD/3500HD 6.6L LLY Duramax Stock & Modified Stock Turbos

Stock & Modified Stock Turbos

2004.5-2005 GM 2500HD/3500HD 6.6L LLY Duramax Turbo Gaskets & Accessories

Turbo Gaskets & Accessories

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Garrett Turbos 848212-5001S Stock Replacement Turbocharger | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Garrett Turbos 848212-5001S Stock Replacement Turbocharger | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Garrett Turbos 848212-5001S Stock Replacement Turbocharger | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Garrett Turbos 848212-5001S Stock Replacement Turbocharger | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Garrett Turbos

Garrett Turbos 848212-5001S Stock Replacement Turbocharger | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: GTT848212-5001S
$1,530.91
PPE 116002045 Turbo Coolant Hose 10mm | 2004.5-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY
PPE 116002045 Turbo Coolant Hose 10mm | 2004.5-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY

PPE

PPE 116002045 Turbo Coolant Hose 10mm | 2004.5-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY

SKU: PPE116002045
$8.99
Wehrli 100733 VGT Turbo Heat Blanket | 2004.5-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100733 VGT Turbo Heat Blanket | 2004.5-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100733 VGT Turbo Heat Blanket | 2004.5-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Wehrli Custom Fab

Wehrli 100733 VGT Turbo Heat Blanket | 2004.5-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: WCF100733
$150.35
Garrett Turbos 771864-0001 Vane Position Sensor Adapter | 2004.5-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY
Garrett Turbos 771864-0001 Vane Position Sensor Adapter | 2004.5-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY

Garrett Turbos

Garrett Turbos 771864-0001 Vane Position Sensor Adapter | 2004.5-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LLY

SKU: GTT771864-0001
$60.85
Fleece FPE-DTFL-S3S4-0116 S300/S400 Remote Turbo Oil Feed Line | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-DTFL-S3S4-0116 S300/S400 Remote Turbo Oil Feed Line | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-DTFL-S3S4-0116 S300/S400 Remote Turbo Oil Feed Line | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-DTFL-S3S4-0116 S300/S400 Remote Turbo Oil Feed Line | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Fleece Performance Products

Fleece FPE-DTFL-S3S4-0116 S300/S400 Remote Turbo Oil Feed Line | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: FLCFPE-DTFL-S3S4-0116
$99.99
PPE 116005024 Lower Turbocharger Oil Line Gasket | 2001-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
PPE 116005024 Lower Turbocharger Oil Line Gasket | 2001-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

PPE

PPE 116005024 Lower Turbocharger Oil Line Gasket | 2001-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: PPE116005024
$0.90
PPE 116005022 Upper Turbocharger Oil Line Gasket | 2001-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
PPE 116005022 Upper Turbocharger Oil Line Gasket | 2001-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

PPE

PPE 116005022 Upper Turbocharger Oil Line Gasket | 2001-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: PPE116005022
$0.90
Garrett Turbos 848212-9001S Reman Stock Turbo | 04.5-10 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Garrett Turbos 848212-9001S Reman Stock Turbo | 04.5-10 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Garrett Turbos 848212-9001S Reman Stock Turbo | 04.5-10 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Garrett Turbos 848212-9001S Reman Stock Turbo | 04.5-10 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Garrett Turbos 848212-9001S Reman Stock Turbo | 04.5-10 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Garrett Turbos 848212-9001S Reman Stock Turbo | 04.5-10 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Garrett Turbos

Garrett Turbos 848212-9001S Reman Stock Turbo | 04.5-10 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: GTT848212-9001S
$957.77
BD Diesel 1045840 Screamer 65MM Turbo | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
BD Diesel 1045840 Screamer 65MM Turbo | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
BD Diesel 1045840 Screamer 65MM Turbo | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
BD Diesel 1045840 Screamer 65MM Turbo | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
BD Diesel 1045840 Screamer 65MM Turbo | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

BD Diesel

BD Diesel 1045840 Screamer 65MM Turbo | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: BDD1045840
$2,185
Garrett Turbos 773540 5001S Powermax Gt3794Avnt Stage 1 Turbo | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Garrett Turbos 773540 5001S Powermax Gt3794Avnt Stage 1 Turbo | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Garrett Turbos

Garrett Turbos 773540 5001S Powermax Gt3794Avnt Stage 1 Turbo | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: GTT773540-5001S
$2,248.10
Mahle F32918 Up-Pipe to Turbo Gasket |2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Mahle F32918 Up-Pipe to Turbo Gasket |2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Mahle

Mahle F32918 Up-Pipe to Turbo Gasket |2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: MCIF32918
$12.14
$25.37
PPE 517340000 4 inch Standard 304 Stainless Steel V-Band Clamp | Universal
PPE 517340000 4 inch Standard 304 Stainless Steel V-Band Clamp | Universal
PPE 517340000 4 inch Standard 304 Stainless Steel V-Band Clamp | Universal

PPE

PPE 517340000 4 inch Standard 304 Stainless Steel V-Band Clamp | Universal

SKU: PPE517340000
$19.79
PPE 116005054 Stainless Steel Turbo Oil Return Pipes Short | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
PPE 116005054 Stainless Steel Turbo Oil Return Pipes Short | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

PPE

PPE 116005054 Stainless Steel Turbo Oil Return Pipes Short | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: PPE116005054
$35.99
Fleece FPE-34131 Turbo Drain Nipple with Integrated O-Ring Seal 7/8 in Hose | Universal
Fleece FPE-34131 Turbo Drain Nipple with Integrated O-Ring Seal 7/8 in Hose | Universal
Fleece FPE-34131 Turbo Drain Nipple with Integrated O-Ring Seal 7/8 in Hose | Universal
Fleece FPE-34131 Turbo Drain Nipple with Integrated O-Ring Seal 7/8 in Hose | Universal
Fleece FPE-34131 Turbo Drain Nipple with Integrated O-Ring Seal 7/8 in Hose | Universal

Fleece Performance Products

Fleece FPE-34131 Turbo Drain Nipple with Integrated O-Ring Seal 7/8 in Hose | Universal

SKU: FLCFPE-34131
$24.99
Industrial 14961019007 BorgWarner 1.15 A/R T6 Turbine Housing | Universal
Industrial 14961019007 BorgWarner 1.15 A/R T6 Turbine Housing | Universal
Industrial 14961019007 BorgWarner 1.15 A/R T6 Turbine Housing | Universal
Industrial 14961019007 BorgWarner 1.15 A/R T6 Turbine Housing | Universal
Industrial 14961019007 BorgWarner 1.15 A/R T6 Turbine Housing | Universal

BorgWarner

Industrial 14961019007 BorgWarner 1.15 A/R T6 Turbine Housing | Universal

SKU: IIS14961019007
$340.09
Tuner 1102F002 Stealth Boost Tester Faceplate Adapter | 2004.5-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Tuner 1102F002 Stealth Boost Tester Faceplate Adapter | 2004.5-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Duramax Tuner

Tuner 1102F002 Stealth Boost Tester Faceplate Adapter | 2004.5-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: DMT1102F002
$80
Fleece FPE-VNT63-STREET 63mm FMW Street Cheetah Turbocharger | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-VNT63-STREET 63mm FMW Street Cheetah Turbocharger | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-VNT63-STREET 63mm FMW Street Cheetah Turbocharger | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-VNT63-STREET 63mm FMW Street Cheetah Turbocharger | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Fleece Performance Products

Fleece FPE-VNT63-STREET 63mm FMW Street Cheetah Turbocharger | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: FLCFPE-VNT63-STREET
$2,599
Wehrli 100652 2 inch Stainless Driver Up Pipe with Gaskets (Single or Twin Turbo) | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100652 2 inch Stainless Driver Up Pipe with Gaskets (Single or Twin Turbo) | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Wehrli 100652 2 inch Stainless Driver Up Pipe with Gaskets (Single or Twin Turbo) | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Wehrli Custom Fab

Wehrli 100652 2 inch Stainless Driver Up Pipe with Gaskets (Single or Twin Turbo) | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: WCF100652
$324.95
Fleece FPE-TURBO-THERM Turbo Thermostat Delete Plug | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-TURBO-THERM Turbo Thermostat Delete Plug | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
Fleece FPE-TURBO-THERM Turbo Thermostat Delete Plug | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

Fleece Performance Products

Fleece FPE-TURBO-THERM Turbo Thermostat Delete Plug | 2001-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: FLCFPE-TURBO-THERM
$37.95
Merchant 10016 Intake Tube Seal Kit | 2004.5-2005 GM 2500HD/3500HD 6.6L Duramax LLY
Merchant 10016 Intake Tube Seal Kit | 2004.5-2005 GM 2500HD/3500HD 6.6L Duramax LLY

Merchant Automotive

Merchant 10016 Intake Tube Seal Kit | 2004.5-2005 GM 2500HD/3500HD 6.6L Duramax LLY

SKU: MAT10016
$9.92
Garrett Turbos 773542 5001S Stage 2 4094Avnt Turbo | 2004.5-2010 6.6L Duramax
Garrett Turbos 773542 5001S Stage 2 4094Avnt Turbo | 2004.5-2010 6.6L Duramax

Garrett Turbos

Garrett Turbos 773542 5001S Stage 2 4094Avnt Turbo | 2004.5-2010 6.6L Duramax

SKU: GTT773542-5001S
$2,810.79
PPE 116006059 T4 Riser Block (With Wastegate Port) | 2001-2010 GM 2500HD/3500HD 6.6L Duramax
PPE 116006059 T4 Riser Block (With Wastegate Port) | 2001-2010 GM 2500HD/3500HD 6.6L Duramax

PPE

PPE 116006059 T4 Riser Block (With Wastegate Port) | 2001-2010 GM 2500HD/3500HD 6.6L Duramax

SKU: PPE116006059
$269.99
Wehrli 100732 T4 Turbo Housing Heat Blanket | Universal
Wehrli 100732 T4 Turbo Housing Heat Blanket | Universal

Wehrli Custom Fab

Wehrli 100732 T4 Turbo Housing Heat Blanket | Universal

SKU: WCF100732
$150.35
Wehrli 100731 T4 Turbo Housing Heat Blanket | Universal
Wehrli 100731 T4 Turbo Housing Heat Blanket | Universal
Wehrli 100731 T4 Turbo Housing Heat Blanket | Universal
Wehrli 100731 T4 Turbo Housing Heat Blanket | Universal

Wehrli Custom Fab

Wehrli 100731 T4 Turbo Housing Heat Blanket | Universal

SKU: WCF100731
$130.95

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2004.5-2005 6.6L Silverado & Sierra 2500HD/3500HD

Power Lift Shop All

While the factory turbocharger in your 2004.5-2005 GM 2500HD/3500HD is sufficient for stock applications, there's significant potential for improvement to unleash its full power. We offer a variety of upgrades, from turbo drain kits to complete high-performance turbochargers, to help maximize your engine's performance. Whether you decide to enhance your existing setup or go for a full turbo replacement, we have the perfect solution to meet your needs. Elevate your 6.6L Duramax's power with these turbo upgrades! Pair your new Turbo Upgrades with our selection of Engine Upgrades.  GM Duramax Fitments: 2004, 2005 GM 6.6L Duramax. Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali. Some exceptions apply, please see individual product pages for specific fitments.

GM Duramax>2004.5-2005 6.6L LLY
Stock & Modified Stock Turbos
Compound Turbo Kits
Turbo Gaskets & Parts

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