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2004.5-2005 Duramax LLY - DIESELR Corp. Skip to content

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Powerstroke
- 1996-2002 Powerstroke 7.3L
  
  1996-2002 Powerstroke 7.3L Exhaust
- 2003-2007 Powerstroke 6.0L
- 2007.5-2010 Powerstroke 6.4L
- 2011-2016 Powerstroke 6.7L
- 2017-2019 Powerstroke 6.7L
- 2020-2022 Powerstroke 6.7L
Duramax
Cummins
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Powerstroke
- 1996-2002 Powerstroke 7.3L
  
  1996-2002 Powerstroke 7.3L Exhaust
- 2003-2007 Powerstroke 6.0L
- 2007.5-2010 Powerstroke 6.4L
- 2011-2016 Powerstroke 6.7L
- 2017-2019 Powerstroke 6.7L
- 2020-2022 Powerstroke 6.7L
Duramax
Cummins
Hardware

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2004.5-2005 Duramax LLY

Collection: 2004.5-2005 Duramax LLY

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Tune Files (9 products)
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Air Filteration (5 products)
Cables (2 products)
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Chevy/GMC Diesel (2 products)
Cold Air Intake (4 products)
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Diesel Fuel Injection Pump (3 products)
Diesel Fuel Injector Nozzle (2 products)
DIESEL PERFORMANCE (15 products)
EGR Upgrade (1 product)
Engine Coolant Thermostat Housing (1 product)
Engine Crankcase Vent Kit (1 product)
Engine Valve Cover (1 product)
Exhaust System (3 products)
Fuel (2 products)
Fuel Additives (1 product)
Fuel Injector (17 products)
Fuel System Upgrades (2 products)
Fuel Tank Sump (1 product)
GDP Licenses (2 products)
GDP Tune Files (4 products)
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Motor Vehicle Fuel Systems (7 products)
Motor Vehicle Parts (4 products)
Muffler (3 products)
Oil System Cleaning Kit (1 product)
PCV Valve Kit (1 product)
Steering Gears (2 products)
Switch Bracket (1 product)
Switches (4 products)
Traction Bars (2 products)
Tune Files (9 products)
Tuning Bundle (1 product)
Tuning Devices (3 products)
Turbocharger (3 products)
Turbocharger Down Pipe (1 product)
Turbocharger Mounting Kit (1 product)
Up-pipes (3 products)
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All In One Kit (Basic) (1 product)
TCM Tune File (3 products)

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EFI Live (11 products)
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6.6L LML GM Duramax (8 products)
6.6L LMM GM Duramax (18 products)
6.6L LBZ GM Duramax (19 products)
6.6L LLY GM Duramax (23 products)
6.6L LB7 GM Duramax (16 products)
6.7L Dodge/Ram Cummins (2 products)
Universal Fitment (3 products)
GM Duramax Models (16 products)
Dodge/Ram Cummins Models (2 products)

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Calibrated Power (3 products)
Chaos Custom Tuning (3 products)
DIESELR Corp. (1 product)
DieselR Parts (6 products)
DIESELR Tuning (3 products)
Dynomite Diesel (23 products)
Edge Products (3 products)
EFI Live (1 product)
FASS Fuel Systems (41 products)
GDP (30 products)
HSP Diesel (14 products)
Katz Azz (5 products)
No Limit Fabrication (10 products)
Polar Diesel (3 products)
RedHead Steering Gears (2 products)
S&B (6 products)
S&S Diesel Motorsport (3 products)

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157 products

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Tune Files (9 products)
Tuner With Tunes (1 products)
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Air Filteration (5 products)
Cables (2 products)
CatchCan (3 products)
CCV Upgrade Kit (1 products)
Chevy/GMC Diesel (2 products)
Cold Air Intake (4 products)
Coolant Overflow Tank (1 products)
Diesel (5 products)
Diesel Fuel Injection Pump (3 products)
Diesel Fuel Injector Nozzle (2 products)
DIESEL PERFORMANCE (15 products)
EGR Upgrade (1 products)
Engine Coolant Thermostat Housing (1 products)
Engine Crankcase Vent Kit (1 products)
Engine Valve Cover (1 products)
Exhaust System (3 products)
Fuel (2 products)
Fuel Additives (1 products)
Fuel Injector (17 products)
Fuel System Upgrades (2 products)
Fuel Tank Sump (1 products)
GDP Licenses (2 products)
GDP Tune Files (4 products)
Gift Cards (1 products)
Intake (3 products)
Intake Kits (1 products)
Intercooler Pipes (2 products)
Intercooler Piping (3 products)
Lubricants (5 products)
Motor Vehicle Fuel Systems (7 products)
Motor Vehicle Parts (4 products)
Muffler (3 products)
Oil System Cleaning Kit (1 products)
PCV Valve Kit (1 products)
Steering Gears (2 products)
Switch Bracket (1 products)
Switches (4 products)
Traction Bars (2 products)
Tune Files (9 products)
Tuning Bundle (1 products)
Tuning Devices (3 products)
Turbocharger (3 products)
Turbocharger Down Pipe (1 products)
Turbocharger Mounting Kit (1 products)
Up-pipes (3 products)
Vehicle Parts & Accessories (1 products)
All In One Kit (Basic) (1 products)
TCM Tune File (3 products)

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Tuner

EFI Live (11 products)
MPVi3 (4 products)

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Make

6.6L LML GM Duramax (8 products)
6.6L LMM GM Duramax (18 products)
6.6L LBZ GM Duramax (19 products)
6.6L LLY GM Duramax (23 products)
6.6L LB7 GM Duramax (16 products)
6.7L Dodge/Ram Cummins (2 products)
Universal Fitment (3 products)
GM Duramax Models (16 products)
Dodge/Ram Cummins Models (2 products)

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Brand

Calibrated Power (3 products)
Chaos Custom Tuning (3 products)
DIESELR Corp. (1 products)
DieselR Parts (6 products)
DIESELR Tuning (3 products)
Dynomite Diesel (23 products)
Edge Products (3 products)
EFI Live (1 products)
FASS Fuel Systems (41 products)
GDP (30 products)
HSP Diesel (14 products)
Katz Azz (5 products)
No Limit Fabrication (10 products)
Polar Diesel (3 products)
RedHead Steering Gears (2 products)
S&B (6 products)
S&S Diesel Motorsport (3 products)

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157 products

5 Position SOTF/DSP Switch (Universal)

Switches

Vendor:
GDP
5 Position SOTF/DSP Switch (Universal)

Regular price $20.00 USD

Regular price ~~$0.00 USD~~ Sale price $20.00 USD
Unit price per
EFI Live VIN License

GDP Licenses

Vendor:
GDP
EFI Live VIN License

Regular price $125.00 USD

Regular price Sale price $125.00 USD
Unit price per
HP Tuners MPVI3 - Blank

Tuning Devices

Vendor:
GDP
HP Tuners MPVI3 - Blank

Regular price $399.99 USD

Regular price Sale price $399.99 USD
Unit price per
DIESELR Universal Muffler

Muffler

Vendor:
DieselR Parts
Universal Muffler

Universal Fitment

Regular price From $125.00 USD

Regular price Sale price From $125.00 USD
Unit price per
DIESELR EFI Live Transmission Tune Files (2001-2016 Duramax 6.6L)

EFI Live TCM Tune File

Vendor:
DIESELR Tuning
EFI Live Transmission Tune Files

GM Duramax Models (2001-2016)

Fits:
2011-2016 6.6L LML GM Duramax

2007.5-2010 6.6L LMM GM Duramax

2006-2007 6.6L LBZ GM Duramax

2004.5-2005 6.6L LLY GM Duramax

2001-2004 6.6L LB7 GM Duramax

Regular price $200.00 USD

Regular price ~~$0.00 USD~~ Sale price $200.00 USD
Unit price per
EFI Live Autocal V3 - Blank (Duramax / Cummins)

Tuning Devices

Vendor:
GDP
EFI Live Autocal V3 - Blank (Duramax / Cummins)

Regular price $580.00 USD

Regular price Sale price $580.00 USD
Unit price per
EFI Live License FlashScan V2/V3

GDP Licenses

Vendor:
GDP
EFI Live License FlashScan V2/V3

Regular price $125.00 USD

Regular price Sale price $125.00 USD
Unit price per
Rotary Switch Bracket (2001-2016 6.6L Duramax)

Switch Bracket

Vendor:
GDP
Rotary Switch Bracket (2001-2016 6.6L Duramax)

Regular price $23.99 USD

Regular price Sale price $23.99 USD
Unit price per
Universal 4" Polar Muffler

Muffler

Vendor:
Polar Diesel
Universal 4" Polar Muffler

Regular price $92.59 USD

Regular price Sale price $92.59 USD
Unit price per
Edge Insight CTS3 Digital Gauge Monitoring System

Tuning Devices

Vendor:
Edge Products
Edge Insight CTS3 Digital Gauge Monitoring System

Regular price $490.00 USD

Regular price ~~$0.00 USD~~ Sale price $490.00 USD
Unit price per
DIESELR Up-Pipe - Passenger Side (2001-2016 GM 2500/3500 6.6L Duramax)

Exhaust

Vendor:
DieselR Parts
Up-Pipe - Passenger Side (GM 2500/3500)

GM Duramax Models (2001-2016)

Fits:
2011-2016 6.6L LML GM Duramax

2007.5-2010 6.6L LMM GM Duramax

2006-2007 6.6L LBZ GM Duramax

2004.5-2005 6.6L LLY GM Duramax

2001-2004 6.6L LB7 GM Duramax

Regular price $170.00 USD

Regular price Sale price $170.00 USD
Unit price per
EFI Live Autocal V3 w/GDP Support Package (Cummins 07-09/Duramax 01-10)

EFI Live GDP Tune Files

Vendor:
GDP
EFI Live AutoCal Device with GDP Tune Files

GM Duramax Models (2001-2010)

Fits:
2007.5-2010 6.6L LMM GM Duramax

2006-2007 6.6L LBZ GM Duramax

2004.5-2005 6.6L LLY GM Duramax

2001-2004 6.6L LB7 GM Duramax

Dodge/Ram Cummins Models (2007-2009)

Fits:
2007-2009 6.7L Dodge/Ram Cummins

Regular price $729.99 USD

Regular price Sale price $729.99 USD
Unit price per
Chaos Custom Tuning EFI Live Tune Files (2001-2010 6.6L Duramax)

EFI Live Tune Files

Vendor:
Chaos Custom Tuning
Chaos Custom EFI Live Tune Files

GM Duramax Models (2001-2010)

Fits:
2007.5-2010 6.6L LMM GM Duramax

2006-2007 6.6L LBZ GM Duramax

2004.5-2005 6.6L LLY GM Duramax

2001-2004 6.6L LB7 GM Duramax

Regular price From $250.00 USD

Regular price ~~$0.00 USD~~ Sale price From $250.00 USD
Unit price per
EFI Live Tune Pack (2004.5-2005 Duramax LLY 6.6L)

EFI Live Tune Files

Vendor:
DIESELR Tuning
DieselR EFI Live Tune Files

6.6L LLY GM Duramax

(2004.5-2005)

Regular price From $250.00 USD

Regular price ~~$0.00 USD~~ Sale price From $250.00 USD
Unit price per
4" Intake S&B Replacement Filter (2007.5-2019 - All GDP Intakes)

Intake

Vendor:
GDP
4" Intake S&B Replacement Filter (2007.5-2019 - All GDP Intakes)

Regular price $69.99 USD

Regular price Sale price $69.99 USD
Unit price per
5 Position Switch (2004.5-2005 LLY Duramax)

Switches

Vendor:
GDP
5 Position Switch (2004.5-2005 LLY Duramax)

Regular price $48.95 USD

Regular price ~~$0.00 USD~~ Sale price $48.95 USD
Unit price per
EFI Live AutoCal Unlink

Vendor:
EFI Live
EFI Live AutoCal Unlink

Regular price $50.00 USD

Regular price Sale price $50.00 USD
Unit price per
OBD2 Splitter

Cables

Vendor:
GDP
OBD2 Splitter

Regular price $15.99 USD

Regular price Sale price $15.99 USD
Unit price per
FASS - Quick Connect Plug 5/16"

Motor Vehicle Fuel Systems

Vendor:
FASS Fuel Systems
FASS - Quick Connect Plug 5/16"

Regular price $10.45 USD

Regular price Sale price $10.45 USD
Unit price per
SOTF Harness (Universal)

Switches

Vendor:
GDP
SOTF Harness (Universal)

Regular price $15.00 USD

Regular price ~~$0.00 USD~~ Sale price $15.00 USD
Unit price per

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