2004.5-2005 GM 2500HD/3500HD 6.6L LL Duramax Towing Upgrades

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

2004.5-2005 GM 2500HD/3500HD 6.6L LLY Duramax Air Springs

Air Springs

2004.5-2005 GM 2500HD/3500HD 6.6L LLY Duramax Exhaust Brakes

Exhaust Brakes

2004.5-2005 GM 2500HD/3500HD 6.6L LLY Duramax Helper Springs

Helper Springs

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

Hitches

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

Receivers

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B&W RVC3006 Companion Replacement 5th Wheel Hitch Head | Universal
B&W RVC3006 Companion Replacement 5th Wheel Hitch Head | Universal
B&W RVC3006 Companion Replacement 5th Wheel Hitch Head | Universal

B&W Trailer hitches

B&W RVC3006 Companion Replacement 5th Wheel Hitch Head | Universal

SKU: BNWRVC3006
$499
B&W TS20037C ChromeTow & Stow 2x2-5/16 Dual Ball Hitch with 2.5 inch Shank, 5 Drop, 5.5 inch Rise | Universal
B&W TS20037C ChromeTow & Stow 2x2-5/16 Dual Ball Hitch with 2.5 inch Shank, 5 Drop, 5.5 inch Rise | Universal
B&W TS20037C ChromeTow & Stow 2x2-5/16 Dual Ball Hitch with 2.5 inch Shank, 5 Drop, 5.5 inch Rise | Universal

B&W Trailer hitches

B&W TS20037C ChromeTow & Stow 2x2-5/16 Dual Ball Hitch with 2.5 inch Shank, 5 Drop, 5.5 inch Rise | Universal

SKU: BNWTS20037C
$379
B&W TS20040C Chrome Tow & Stow 2x2-5/16 Dual Ball Hitch with 2.5 inch Shank, 7 inch Drop, 7.5 inch Rise | Universal
B&W TS20040C Chrome Tow & Stow 2x2-5/16 Dual Ball Hitch with 2.5 inch Shank, 7 inch Drop, 7.5 inch Rise | Universal
B&W TS20040C Chrome Tow & Stow 2x2-5/16 Dual Ball Hitch with 2.5 inch Shank, 7 inch Drop, 7.5 inch Rise | Universal

B&W Trailer hitches

B&W TS20040C Chrome Tow & Stow 2x2-5/16 Dual Ball Hitch with 2.5 inch Shank, 7 inch Drop, 7.5 inch Rise | Universal

SKU: BNWTS20040C
$409
B&W TS20049B Black Tow & Stow Triple Ball Hitch with 2.5 inch Shank, 7 inch Drop, 7.5 inch Rise | Universal
B&W TS20049B Black Tow & Stow Triple Ball Hitch with 2.5 inch Shank, 7 inch Drop, 7.5 inch Rise | Universal
B&W TS20049B Black Tow & Stow Triple Ball Hitch with 2.5 inch Shank, 7 inch Drop, 7.5 inch Rise | Universal

B&W Trailer hitches

B&W TS20049B Black Tow & Stow Triple Ball Hitch with 2.5 inch Shank, 7 inch Drop, 7.5 inch Rise | Universal

SKU: BNWTS20049B
$359
B&W TS30048B Black Tow & Stow Triple Ball Hitch with 3 inch Shank, 4 inch Drop, 4.5 inch Rise | Universal
B&W TS30048B Black Tow & Stow Triple Ball Hitch with 3 inch Shank, 4 inch Drop, 4.5 inch Rise | Universal
B&W TS30048B Black Tow & Stow Triple Ball Hitch with 3 inch Shank, 4 inch Drop, 4.5 inch Rise | Universal

B&W Trailer hitches

B&W TS30048B Black Tow & Stow Triple Ball Hitch with 3 inch Shank, 4 inch Drop, 4.5 inch Rise | Universal

SKU: BNWTS30048B
$359
BD Diesel 1028050 Exhaust Brake for 5 inch Exhaust | Universal
BD Diesel 1028050 Exhaust Brake for 5 inch Exhaust | Universal

BD Diesel

BD Diesel 1028050 Exhaust Brake for 5 inch Exhaust | Universal

SKU: BDD1028050
$1,485.95
Air Lift 25854 Single Path Heavy Duty LoadController On-Board Air Compressor System | Universal
Air Lift 25854 Single Path Heavy Duty LoadController On-Board Air Compressor System | Universal
Air Lift 25854 Single Path Heavy Duty LoadController On-Board Air Compressor System | Universal
Air Lift 25854 Single Path Heavy Duty LoadController On-Board Air Compressor System | Universal
Air Lift 25854 Single Path Heavy Duty LoadController On-Board Air Compressor System | Universal
Air Lift 25854 Single Path Heavy Duty LoadController On-Board Air Compressor System | Universal

Air Lift

Air Lift 25854 Single Path Heavy Duty LoadController On-Board Air Compressor System | Universal

SKU: ALT25854
$310.18
$535
B&W TS20048B Black Tow & Stow Triple Ball Hitch with 2.5 inch Shank, 5 inch Drop, 5.5 inch Rise | Universal
B&W TS20048B Black Tow & Stow Triple Ball Hitch with 2.5 inch Shank, 5 inch Drop, 5.5 inch Rise | Universal

B&W Trailer hitches

B&W TS20048B Black Tow & Stow Triple Ball Hitch with 2.5 inch Shank, 5 inch Drop, 5.5 inch Rise | Universal

SKU: BNWTS20048B
$319
Air Lift 93275 LoadLifter 5000 PRO Series Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
Air Lift 93275 LoadLifter 5000 PRO Series Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
Air Lift 93275 LoadLifter 5000 PRO Series Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
Air Lift 93275 LoadLifter 5000 PRO Series Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
Air Lift 93275 LoadLifter 5000 PRO Series Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

Air Lift

Air Lift 93275 LoadLifter 5000 PRO Series Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SKU: ALT93275
$575.83
PacBrake HP10005-J Alpha HD Pro Rear Air Suspension | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
PacBrake HP10005-J Alpha HD Pro Rear Air Suspension | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
PacBrake HP10005-J Alpha HD Pro Rear Air Suspension | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
PacBrake HP10005-J Alpha HD Pro Rear Air Suspension | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

PacBrake

PacBrake HP10005-J Alpha HD Pro Rear Air Suspension | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SKU: PACHP10005-J
$596.22
Gen-Y GH-8035AL Executive Torsion Flex Auto Latch Coupler 5th Wheel Pin Box Hitch 18K Capacity | Universal
Gen-Y GH-8035AL Executive Torsion Flex Auto Latch Coupler 5th Wheel Pin Box Hitch 18K Capacity | Universal

Gen-Y Hitch

Gen-Y GH-8035AL Executive Torsion Flex Auto Latch Coupler 5th Wheel Pin Box Hitch 18K Capacity | Universal

SKU: GENGH-8035AL
$1,260.99
B&W TS10040B Black Tow & Stow 2x2-5/16 Dual Ball Hitch with 2 inch Shank, 7 inch Drop, 7.5 inch Rise | Universal
B&W TS10040B Black Tow & Stow 2x2-5/16 Dual Ball Hitch with 2 inch Shank, 7 inch Drop, 7.5 inch Rise | Universal
B&W TS10040B Black Tow & Stow 2x2-5/16 Dual Ball Hitch with 2 inch Shank, 7 inch Drop, 7.5 inch Rise | Universal

B&W Trailer hitches

B&W TS10040B Black Tow & Stow 2x2-5/16 Dual Ball Hitch with 2 inch Shank, 7 inch Drop, 7.5 inch Rise | Universal

SKU: BNWTS10040B
$299
B&W TS10048C Chrome Tow & Stow Triple Ball Hitch with 2 inch Shank, 5 inch Drop, 5.5 inch Rise | Universal
B&W TS10048C Chrome Tow & Stow Triple Ball Hitch with 2 inch Shank, 5 inch Drop, 5.5 inch Rise | Universal
B&W TS10048C Chrome Tow & Stow Triple Ball Hitch with 2 inch Shank, 5 inch Drop, 5.5 inch Rise | Universal

B&W Trailer hitches

B&W TS10048C Chrome Tow & Stow Triple Ball Hitch with 2 inch Shank, 5 inch Drop, 5.5 inch Rise | Universal

SKU: BNWTS10048C
$339
B&W GNRM1067 Turnoverball Mounting Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax 2500HD/3500HD
B&W GNRM1067 Turnoverball Mounting Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax 2500HD/3500HD

B&W Trailer hitches

B&W GNRM1067 Turnoverball Mounting Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax 2500HD/3500HD

SKU: BNWGNRM1067
$270
B&W GNRK1067 Turnoverball Gooseneck Hitch | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
B&W GNRK1067 Turnoverball Gooseneck Hitch | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

B&W Trailer hitches

B&W GNRK1067 Turnoverball Gooseneck Hitch | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SKU: BNWGNRK1067
$599
ARB CKMTA24 On-board High-Performance 24 Volt Twin Air Compressor | Universal
ARB CKMTA24 On-board High-Performance 24 Volt Twin Air Compressor | Universal

ARB 4x4 Accessories

ARB CKMTA24 On-board High-Performance 24 Volt Twin Air Compressor | Universal

SKU: ARBCKMTA24
$659.95
Air Lift 25856 Dual Path On-Board Air Compressor System with Heavy Duty Compressor | Universal
Air Lift 25856 Dual Path On-Board Air Compressor System with Heavy Duty Compressor | Universal
Air Lift 25856 Dual Path On-Board Air Compressor System with Heavy Duty Compressor | Universal

Air Lift

Air Lift 25856 Dual Path On-Board Air Compressor System with Heavy Duty Compressor | Universal

SKU: ALT25856
$472.38
$814.78
Air Lift 57575 LoadLifter 7500XL Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
Air Lift 57575 LoadLifter 7500XL Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
Air Lift 57575 LoadLifter 7500XL Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
Air Lift 57575 LoadLifter 7500XL Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
Air Lift 57575 LoadLifter 7500XL Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

Air Lift

Air Lift 57575 LoadLifter 7500XL Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SKU: ALT57575
$610.95
$938.21
Firestone 2870 Rear All-In-One Wireless Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
Firestone 2870 Rear All-In-One Wireless Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
Firestone 2870 Rear All-In-One Wireless Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
Firestone 2870 Rear All-In-One Wireless Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD

Firestone

Firestone 2870 Rear All-In-One Wireless Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD

SKU: FIR2870
$1,008.45
Firestone 2869 Rear All-In-One Analog Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
Firestone 2869 Rear All-In-One Analog Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
Firestone 2869 Rear All-In-One Analog Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
Firestone 2869 Rear All-In-One Analog Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD

Firestone

Firestone 2869 Rear All-In-One Analog Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD

SKU: FIR2869
$885.78
Firestone 2700 Rear RED Label Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD
Firestone 2700 Rear RED Label Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD
Firestone 2700 Rear RED Label Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD
Firestone 2700 Rear RED Label Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD

Firestone

Firestone 2700 Rear RED Label Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD

SKU: FIR2700
$762.32
Firestone 2250 Rear Ride-Rite Air Spring Kit | 2001-2010 GM 2500HD/3500HD
Firestone 2250 Rear Ride-Rite Air Spring Kit | 2001-2010 GM 2500HD/3500HD

Firestone

Firestone 2250 Rear Ride-Rite Air Spring Kit | 2001-2010 GM 2500HD/3500HD

SKU: FIR2250
$542.26
PacBrake HP10005-X Alpha XD 7500 Air Spring Suspension Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
PacBrake HP10005-X Alpha XD 7500 Air Spring Suspension Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
PacBrake HP10005-X Alpha XD 7500 Air Spring Suspension Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
PacBrake HP10005-X Alpha XD 7500 Air Spring Suspension Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

PacBrake

PacBrake HP10005-X Alpha XD 7500 Air Spring Suspension Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SKU: PACHP10005-X
$755.58
Air Lift 25341 TowTal View LaneGuard Single Sensor Blind Spot Detection System | Universal
Air Lift 25341 TowTal View LaneGuard Single Sensor Blind Spot Detection System | Universal
Air Lift 25341 TowTal View LaneGuard Single Sensor Blind Spot Detection System | Universal
Air Lift 25341 TowTal View LaneGuard Single Sensor Blind Spot Detection System | Universal
Air Lift 25341 TowTal View LaneGuard Single Sensor Blind Spot Detection System | Universal
Air Lift 25341 TowTal View LaneGuard Single Sensor Blind Spot Detection System | Universal

Air Lift

Air Lift 25341 TowTal View LaneGuard Single Sensor Blind Spot Detection System | Universal

SKU: ALT25341
$475

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

Power Lift Shop All

Your GM 2500HD/3500HD is designed for towing heavy loads, but upgrading key components can further boost its towing capabilities. We offer a range of durable hitches with high load capacities and tongue strength, as well as upgraded receivers and more. Our selection also features extended helper springs and air spring kits, specifically designed to support heavier loads and prevent rear-end sag. Whether you're towing an RV or a heavy trailer, we have the upgrades you need for safe and efficient towing. Pair your towing upgrades with our selection of Brake 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
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