Call (800) 601-8072
Available Weekdays 8:00AM - 5:00PM PT
Latest Episode

Speed School Podcast with Gale Banks
2004 GMC Sierra 3500 6.6L Diesel
2004 GMC Sierra 3500 6.6L Diesel
Close
Shop Parts For Your Vehicle
Your Vehicle
Shop The Parts Made For Your Vehicle
Your Vehicle

Close
Shop Parts For Your Vehicle
Your Vehicle

2004 GMC Sierra 3500 6.6L Diesel

Sort By: 
Featured Best selling Alphabetically: A-Z Alphabetically: Z-A Price: Low to high Price: High to low Date: Old to new Date: New to Old
Filters Applied:

Banks filter
SKU # 42138
Air Filter Element
Oiled Filter
For 1999-2016 Chevy/GMC 2500/3500 Diesel/Gas
Easy to install replacement air filter (oiled)
In stock, ready to ship!
MSRP $146.91
$119.00
MSRP $146.91

CARB E.O. Not Required
Banks filter
SKU # 42138-D
Air Filter Element
Dry Filter
For 1999-2016 Chevy/GMC 2500/3500 Diesel/Gas
Easy to install replacement air filter (dry)
In stock, ready to ship!
MSRP $146.91
$119.00
MSRP $146.91

CARB E.O. Not Required
Banks PreFilter
SKU # 42643
Pre-Filter
Filter Wrap for use with Banks Ram-Air Cold-Air Intake Systems
For 1999-2016 Chevy/GMC
Air Filter PN: 42138 and 42138-D
Protects filter from large debris & mud
In stock, ready to ship!
MSRP $54.42
$44.08
MSRP $54.42

CARB E.O. Not Required
Components in the Banks Ram-Air intake for 2004-2005 6.6L Duramax LLY
SKU # 42135-D
Banks Ram-Air®
Dry Filter, Cold Air Intake System
For 2004.5-2005 CHEVY/GMC 2500/3500 6.6L DURAMAX, LLY
Gain up to +39hp/+69lb-ft, 35% Less Restrictive
Lowers EGT and soot output
Hurry, only - 5 - left!
MSRP $554.32
$449.00
MSRP $554.32

50 State Compliant

CARB E.O. D-161-146
Components of the Banks Ram-Air intake for 2001-2004 6.6L Duramax LB7
SKU # 42132-D
Banks Ram-Air®
Dry Filter, Cold Air Intake System
For 2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
Outflows stock by 57%
Inhales cold air lowering EGT and soot
Hurry, only - 6 - left!
MSRP $554.32
$449.00
MSRP $554.32

50 State Compliant

CARB E.O. D-161-146
Components of the Banks Ram-Air intake for 2006-2007 Duramax LLY
SKU # 42135
Banks Ram-Air®
Oiled Filter, Cold Air Intake System
For 2004.5-2005 CHEVY/GMC 2500/3500 6.6L DURAMAX, LLY
Gain up to +39hp/+69lb-ft, 35% Less Restrictive
Lowers EGT and soot output
Limited Inventory
MSRP $554.32
$449.00
MSRP $554.32

50 State Compliant

CARB E.O. D-161-146
Components of the Banks Ram-Air intake for 2001-2004 6.6L Duramax LB7
SKU # 42132
Banks Ram-Air®
Oiled Filter, Cold Air Intake System
For 2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
Outflows stock by 57%
Inhales cold air lowering EGT and soot
Hurry, only - 9 - left!
MSRP $554.32
$449.00
MSRP $554.32

50 State Compliant

CARB E.O. D-161-146
Banks Super-Scoop intake inlet for Banks Ram-Air
SKU # 42169
Super-Scoop
Air Intake Scoop for Banks Ram-Air
For 2003-2007 GMC 2500/3500 6.6L Duramax, Classic Body w/Ram-Air System
Forces in cooler, denser air for more power & MPG
Limited Inventory
MSRP $191.36
$155.00
MSRP $191.36
Banks Techni-Cooler intercooler system
SKU # 25978
Intercooler Upgrade
Includes Boost Tubes (red powder-coated)
For 2004-2005 Chevy/GMC 2500/3500 6.6L Duramax, LLY
Improves Power, Durability & Fuel Economy
Limited Inventory
MSRP $1,801.23
$1,459.00
MSRP $1,801.23

50 State Compliant

CARB E.O. D-161-90
Banks Techni-Cooler intercooler system
SKU # 25977
Intercooler Upgrade
Includes Boost Tubes (red powder-coated)
For 2002-2004 Chevy/GMC 2500/3500 6.6L Duramax
Improves Power, Durability & Fuel Economy
Limited Inventory
MSRP $1,801.23
$1,459.00
MSRP $1,801.23

50 State Compliant

CARB E.O. D-161-90
Banks boost tubes for Chevy LLY
SKU # 25936
Boost Tube Upgrade Kit
Driver Side, Hot Side
Red powder-coated
For 2004.5-2009 Chevy/GMC 2500/3500 6.6L Duramax
Increases flow area up to 60% over stock
Spools turbo faster with lower EGTs
Limited Inventory
MSRP $233.33
$189.00
MSRP $233.33

50 State Compliant

CARB E.O. D-161-107
Banks Oil Cooler
SKU # 13252
Oil Cooler Upgrade Kit
For 2001-2007 and 2011-2019 Chevy/GMC 2500/3500 6.6L Duramax
31% better heat reduction
PRE-SALE
MSRP $677.78
$549.00
MSRP $677.78

CARB E.O. Not Required
Banks Brake exhaust braking system
SKU # 55233
Banks Brake
Exhaust Braking System, for Stock Exhaust
For 2001-2004 Chevy/GMC 2500/3500 6.6L Duramax, Stock Exhaust
Control downhill speed without killing your brakes
Limited Inventory
MSRP $1,838.27
$1,489.00
MSRP $1,838.27

50 State Compliant

CARB E.O. D-161-140
Banks Brake exhaust braking system
SKU # 55232
Banks Brake
Exhaust Braking System, for Banks Exhaust
For 2001-2004 Chevy/GMC 2500/3500 6.6L Duramax, Banks Exhaust
Control downhill speed without killing your brakes
Limited Inventory
MSRP $1,825.92
$1,479.00
MSRP $1,825.92

50 State Compliant

CARB E.O. D-161-140
Compressor relocation
SKU # 55234
Compressor Relocation Kit
For 2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
Limited Inventory
MSRP $61.73
$50.00
MSRP $61.73

CARB E.O. Not Required
Banks BigHead wastegate
SKU # 24396
BigHead Actuator
BigHead Wastegate Actuator Kit 2001-2004 Chevy 6.6L
For 2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
For higher peak boost, sooner
Limited Inventory
MSRP $281.48
$228.00
MSRP $281.48

CARB E.O. Not Required
Banks AutoMind Tuner For 1999-2016 Chevy/GMC trucks
SKU # 66411
AutoMind 2 Programmer
Hand-held flash programmer
For 1999-2016 Chevy/GMC Trucks Diesel/Gas, (except Motorhome or Cab & Chassis)
Power, Fuel Economy and Performance
Limited Inventory
MSRP $541.98
$439.00
MSRP $541.98

49 State Compliant

Not for sale in California
Banks Six-Gun Tuner with iDash DataMonster For 2001-2004 Chevy / GMC 2500/3500 6.6L Duramax
SKU # 61440
Six-Gun Diesel Tuner
with Banks iDash DataMonster
For 2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
Gain +127hp/+345lb-ft
28% quicker 0-60
Limited Inventory
MSRP $1,307.41
$1,059.00
MSRP $1,307.41

50 State Compliant

CARB E.O. D-161-93
Banks Six-Gun Tuner with iDash DataMonster For 2004-2005 Chevy / GMC 2500/3500 6.6L Duramax
SKU # 61442
Six-Gun Diesel Tuner
with Banks iDash DataMonster
For 2004.5-2005 CHEVY/GMC 2500/3500 6.6L DURAMAX, LLY
Gain +102hp/+275lb-ft
21% quicker 0-60
Limited Inventory
MSRP $1,307.41
$1,059.00
MSRP $1,307.41

50 State Compliant

CARB E.O. D-161-93
Banks Six-Gun Tuner with iDash SuperGauge For 2004-2005 Chevy / GMC 2500/3500 6.6L Duramax
SKU # 61412
Six-Gun Diesel Tuner
with Banks iDash SuperGauge
For 2004.5-2005 CHEVY/GMC 2500/3500 6.6L DURAMAX, LLY
Gain +102hp/+275lb-ft
21% quicker 0-60
Hurry, only - 3 - left!
MSRP $1,153.09
$934.00
MSRP $1,153.09

50 State Compliant

CARB E.O. D-161-93
Banks Six-Gun Tuner with iDash SuperGauge For 2001-2004 Chevy / GMC 2500/3500 6.6L Duramax
SKU # 61410
Six-Gun Diesel Tuner
with Banks iDash SuperGauge
For 2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
Gain +127hp/+345lb-ft
28% quicker 0-60
Limited Inventory
MSRP $1,153.09
$934.00
MSRP $1,153.09

50 State Compliant

CARB E.O. D-161-93
Banks Six-Gun Tuner with Switch For 2004-2005 Chevy / GMC 2500/3500 6.6L Duramax
SKU # 63717
Six-Gun Diesel Tuner
PowerPack calibration with switch
For 2004.5-2005 CHEVY/GMC 2500/3500 6.6L DURAMAX, LLY
Gain +102hp/+275lb-ft
21% quicker 0-60
Limited Inventory
MSRP $792.59
$642.00
MSRP $792.59

50 State Compliant

CARB E.O. D-161-93
Banks Six-Gun Tuner with Switch For 2001-2004 Chevy / GMC 2500/3500 6.6L Duramax
SKU # 63767
Six-Gun Diesel Tuner
with Switch
For 2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
Gain +127hp/+345lb-ft
28% quicker 0-60
Hurry, only - 4 - left!
MSRP $761.70
$616.98
MSRP $761.70

50 State Compliant

CARB E.O. D-161-93
EconoMind Tuner with iDash DataMonster For 2001-2004 Chevy / GMC 2500/3500 6.6L Duramax
SKU # 61439
EconoMind Diesel Tuner
PowerPack calibration with Banks iDash DataMonster
For 2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
Gain +100hp/+230lb-ft
10% more MPG
Limited Inventory
MSRP $1,307.41
$1,059.00
MSRP $1,307.41

50 State Compliant

CARB E.O. D-161-93
EconoMind Tuner with iDash DataMonster For 2004-2005 Chevy / GMC 2500/3500 6.6L Duramax (LLY)
SKU # 61441
EconoMind Diesel Tuner
PowerPack calibration with Banks iDash DataMonster
For 2004.5-2005 Chevy/GMC 2500/3500 6.6L Duramax, LLY
Gain +100hp/+230lb-ft
10% more MPG
Limited Inventory
MSRP $1,307.41
$1,059.00
MSRP $1,307.41

50 State Compliant

CARB E.O. D-161-93
EconoMind Tuner with iDash SuperGauge For 2001-2004 Chevy / GMC 2500/3500 6.6L Duramax
SKU # 61409
EconoMind Diesel Tuner
PowerPack calibration with Banks iDash SuperGauge
For 2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
Gain +100hp/+230lb-ft
10% more MPG
Limited Inventory
MSRP $1,159.26
$939.00
MSRP $1,159.26

50 State Compliant

CARB E.O. D-161-93
EconoMind Tuner with iDash SuperGauge For 2004-2005 Chevy / GMC 2500/3500 6.6L Duramax (LLY)
SKU # 61411
EconoMind Diesel Tuner
PowerPack calibration with Banks iDash SuperGauge
For 2004.5-2005 CHEVY/GMC 2500/3500 6.6L DURAMAX, LLY
Gain +100hp/+230lb-ft
10% more MPG
Hurry, only - 3 - left!
MSRP $1,159.26
$939.00
MSRP $1,159.26

50 State Compliant

CARB E.O. D-161-93
EconoMind Tuner with Switch For 2001-2004 Chevy / GMC 2500/3500 6.6L Duramax
SKU # 63765
EconoMind Diesel Tuner
PowerPack calibration with switch
For 2001-2004 Chevy/GMC 2500/3500 6.6L Duramax
Gain +100hp/+230lb-ft
10% more MPG
Limited Inventory
MSRP $912.34
$739.00
MSRP $912.34

50 State Compliant

CARB E.O. D-161-93
EconoMind Tuner with Switch For 2004-2005 Chevy / GMC 2500/3500 6.6L Duramax (LLY)
SKU # 63715
EconoMind Diesel Tuner
PowerPack calibration with switch
For 2004.5-2005 CHEVY/GMC 2500/3500 6.6L DURAMAX, LLY
Gain +100hp/+230lb-ft
10% more MPG
Limited Inventory
MSRP $912.34
$739.00
MSRP $912.34

50 State Compliant

CARB E.O. D-161-93
Banks SpeedBrake with Banks iDash DataMonster
SKU # 61461
Banks SpeedBrake
Includes iDash DataMonster
For 2004.5-2005 CHEVY/GMC 2500/3500 6.6L DURAMAX, LLY
All-electronic brake cuts downhill speed up to 78%
Limited Inventory
MSRP $1,183.96
$959.00
MSRP $1,183.96