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

Availability
Manufacturer
Make
Model
Year
Price
$0
$1,905.21
Rating
Loading products...
Filter
139 products
Sort by:
Best selling
Availability
Manufacturer
Make
Model
Year
Price
$0
$1,905.21
Rating
B&W BMHD30014 Hitch 6 inch Drop Ball Mount with out Ball | Universal
B&W BMHD30014 Hitch 6 inch Drop Ball Mount with out Ball | Universal
B&W BMHD30014 Hitch 6 inch Drop Ball Mount with out Ball | Universal

B&W Trailer hitches

B&W BMHD30014 Hitch 6 inch Drop Ball Mount with out Ball | Universal

SKU: BNWBMHD30014
$74
B&W BMTT31004 Hitch Triple Tow 2 inch Tri-Ball Mount - Black | Universal
B&W BMTT31004 Hitch Triple Tow 2 inch Tri-Ball Mount - Black | Universal
B&W BMTT31004 Hitch Triple Tow 2 inch Tri-Ball Mount - Black | Universal

B&W Trailer hitches

B&W BMTT31004 Hitch Triple Tow 2 inch Tri-Ball Mount - Black | Universal

SKU: BNWBMTT31004
$68
B&W BMHD30212 Hitch 4 inch Drop Ball Mount | Universal
B&W BMHD30212 Hitch 4 inch Drop Ball Mount | Universal
B&W BMHD30212 Hitch 4 inch Drop Ball Mount | Universal

B&W Trailer hitches

B&W BMHD30212 Hitch 4 inch Drop Ball Mount | Universal

SKU: BNWBMHD30212
$66
B&W BMHD30210 Hitch 2 inch Drop Ball Mount | Universal
B&W BMHD30210 Hitch 2 inch Drop Ball Mount | Universal
B&W BMHD30210 Hitch 2 inch Drop Ball Mount | Universal

B&W Trailer hitches

B&W BMHD30210 Hitch 2 inch Drop Ball Mount | Universal

SKU: BNWBMHD30210
$62
B&W BMHD30214 Hitch 6 inch Drop Ball Mount | Universal
B&W BMHD30214 Hitch 6 inch Drop Ball Mount | Universal
B&W BMHD30214 Hitch 6 inch Drop Ball Mount | Universal

B&W Trailer hitches

B&W BMHD30214 Hitch 6 inch Drop Ball Mount | Universal

SKU: BNWBMHD30214
$80
B&W BMHD30012 Hitch 4 inch Drop Ball Mount with out Ball 6 inch | Universal
B&W BMHD30012 Hitch 4 inch Drop Ball Mount with out Ball 6 inch | Universal
B&W BMHD30012 Hitch 4 inch Drop Ball Mount with out Ball 6 inch | Universal

B&W Trailer hitches

B&W BMHD30012 Hitch 4 inch Drop Ball Mount with out Ball 6 inch | Universal

SKU: BNWBMHD30012
$61
B&W BMHD30011 Hitch 2 inch Drop Ball Mount with out Ball 8 inch | Universal
B&W BMHD30011 Hitch 2 inch Drop Ball Mount with out Ball 8 inch | Universal
B&W BMHD30011 Hitch 2 inch Drop Ball Mount with out Ball 8 inch | Universal

B&W Trailer hitches

B&W BMHD30011 Hitch 2 inch Drop Ball Mount with out Ball 8 inch | Universal

SKU: BNWBMHD30011
$60
B&W BMHD30010 Hitch 2 inch Drop Ball Mount with out Ball 6 inch | Universal
B&W BMHD30010 Hitch 2 inch Drop Ball Mount with out Ball 6 inch | Universal
B&W BMHD30010 Hitch 2 inch Drop Ball Mount with out Ball 6 inch | Universal

B&W Trailer hitches

B&W BMHD30010 Hitch 2 inch Drop Ball Mount with out Ball 6 inch | Universal

SKU: BNWBMHD30010
$55
B&W BMHD30013 Hitch 4 inch Drop Ball Mount with out Ball 8 inch | Universal
B&W BMHD30013 Hitch 4 inch Drop Ball Mount with out Ball 8 inch | Universal
B&W BMHD30013 Hitch 4 inch Drop Ball Mount with out Ball 8 inch | Universal

B&W Trailer hitches

B&W BMHD30013 Hitch 4 inch Drop Ball Mount with out Ball 8 inch | Universal

SKU: BNWBMHD30013
$68
Air Lift 25981EZ WirelessONE Air Tank System with EZ Mount | Universal
Air Lift 25981EZ WirelessONE Air Tank System with EZ Mount | Universal
Air Lift 25981EZ WirelessONE Air Tank System with EZ Mount | Universal
Air Lift 25981EZ WirelessONE Air Tank System with EZ Mount | Universal
Air Lift 25981EZ WirelessONE Air Tank System with EZ Mount | Universal

Air Lift

Air Lift 25981EZ WirelessONE Air Tank System with EZ Mount | Universal

SKU: ALT25981EZ
$1,195.95
B&W TS10047C Chrome Tow & Stow Triple Ball Hitch with 2 inch Shank, 3 inch Drop, 3.5 inch Rise | Universal
B&W TS10047C Chrome Tow & Stow Triple Ball Hitch with 2 inch Shank, 3 inch Drop, 3.5 inch Rise | Universal
B&W TS10047C Chrome Tow & Stow Triple Ball Hitch with 2 inch Shank, 3 inch Drop, 3.5 inch Rise | Universal

B&W Trailer hitches

B&W TS10047C Chrome Tow & Stow Triple Ball Hitch with 2 inch Shank, 3 inch Drop, 3.5 inch Rise | Universal

SKU: BNWTS10047C
$309
B&W HDRH25182 Heavy-Duty Receiver Hitch - Black | 2001-2010 GM Silverado/Sierra 2500HD Short Bed with Factory Bumper
B&W HDRH25182 Heavy-Duty Receiver Hitch - Black | 2001-2010 GM Silverado/Sierra 2500HD Short Bed with Factory Bumper

B&W Trailer hitches

B&W HDRH25182 Heavy-Duty Receiver Hitch - Black | 2001-2010 GM Silverado/Sierra 2500HD Short Bed with Factory Bumper

SKU: BNWHDRH25182
$329
PacBrake HP10005-X-J Alpha XD Pro 7500 lb Rear Air Suspension | 2001-2010 GM Silverado/Sierra 3500HD
PacBrake HP10005-X-J Alpha XD Pro 7500 lb Rear Air Suspension | 2001-2010 GM Silverado/Sierra 3500HD
PacBrake HP10005-X-J Alpha XD Pro 7500 lb Rear Air Suspension | 2001-2010 GM Silverado/Sierra 3500HD
PacBrake HP10005-X-J Alpha XD Pro 7500 lb Rear Air Suspension | 2001-2010 GM Silverado/Sierra 3500HD

PacBrake

PacBrake HP10005-X-J Alpha XD Pro 7500 lb Rear Air Suspension | 2001-2010 GM Silverado/Sierra 3500HD

SKU: PACHP10005-X-J
$877.02
Gen-Y GH-1124 The Boss Torsion Flex Class V 16K Drop Hitch 5 inch Drop for 2-1/2 inch Reciever | Universal
Gen-Y GH-1124 The Boss Torsion Flex Class V 16K Drop Hitch 5 inch Drop for 2-1/2 inch Reciever | Universal

Gen-Y Hitch

Gen-Y GH-1124 The Boss Torsion Flex Class V 16K Drop Hitch 5 inch Drop for 2-1/2 inch Reciever | Universal

SKU: GENGH-1124
$811.97
Gen-Y GH-1126 The Boss Torsion Flex Class V 16K Drop Hitch 10 inch Drop for 2-1/2 inch Reciever | Universal
Gen-Y GH-1126 The Boss Torsion Flex Class V 16K Drop Hitch 10 inch Drop for 2-1/2 inch Reciever | Universal
Gen-Y GH-1126 The Boss Torsion Flex Class V 16K Drop Hitch 10 inch Drop for 2-1/2 inch Reciever | Universal
Gen-Y GH-1126 The Boss Torsion Flex Class V 16K Drop Hitch 10 inch Drop for 2-1/2 inch Reciever | Universal

Gen-Y Hitch

Gen-Y GH-1126 The Boss Torsion Flex Class V 16K Drop Hitch 10 inch Drop for 2-1/2 inch Reciever | Universal

SKU: GENGH-1126
$858.97
Gen-Y GH-527 Mega-Duty Class V 16K Drop Hitch 15 inch Drop for 2 inch Reciever | Universal
Gen-Y GH-527 Mega-Duty Class V 16K Drop Hitch 15 inch Drop for 2 inch Reciever | Universal
Gen-Y GH-527 Mega-Duty Class V 16K Drop Hitch 15 inch Drop for 2 inch Reciever | Universal

Gen-Y Hitch

Gen-Y GH-527 Mega-Duty Class V 16K Drop Hitch 15 inch Drop for 2 inch Reciever | Universal

SKU: GENGH-527
$644.97
Gen-Y GH-525 Mega-Duty Class V 16K Drop Hitch 10 inch Drop for 2 inch Reciever | Universal
Gen-Y GH-525 Mega-Duty Class V 16K Drop Hitch 10 inch Drop for 2 inch Reciever | Universal

Gen-Y Hitch

Gen-Y GH-525 Mega-Duty Class V 16K Drop Hitch 10 inch Drop for 2 inch Reciever | Universal

SKU: GENGH-525
$375.97
B&W TS10047BB Browning Tow & Stow Triple Ball Hitch with 2 inch Shank, 3 inch Drop, 3.5 inch Rise | Universal
B&W TS10047BB Browning Tow & Stow Triple Ball Hitch with 2 inch Shank, 3 inch Drop, 3.5 inch Rise | Universal
B&W TS10047BB Browning Tow & Stow Triple Ball Hitch with 2 inch Shank, 3 inch Drop, 3.5 inch Rise | Universal

B&W Trailer hitches

B&W TS10047BB Browning Tow & Stow Triple Ball Hitch with 2 inch Shank, 3 inch Drop, 3.5 inch Rise | Universal

SKU: BNWTS10047BB
$279
SuperSprings SSR-211-54 2800lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSR-211-54 2800lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSR-211-54 2800lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSR-211-54 2800lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SuperSprings

SuperSprings SSR-211-54 2800lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SKU: SSPSSR-211-54
$331.99
SuperSprings SSR-211-47 1500lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSR-211-47 1500lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSR-211-47 1500lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSR-211-47 1500lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SuperSprings

SuperSprings SSR-211-47 1500lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SKU: SSPSSR-211-47
$320.99
SuperSprings SSR-211-40 1000lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSR-211-40 1000lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSR-211-40 1000lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSR-211-40 1000lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SuperSprings

SuperSprings SSR-211-40 1000lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SKU: SSPSSR-211-40
$289.99
SuperSprings SSR-201-47-2 5000lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSR-201-47-2 5000lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSR-201-47-2 5000lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSR-201-47-2 5000lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SuperSprings

SuperSprings SSR-201-47-2 5000lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SKU: SSPSSR-201-47-2
$641.99
SuperSprings SSR-201-40-2 3000lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSR-201-40-2 3000lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SuperSprings

SuperSprings SSR-201-40-2 3000lb Rear SumoSprings | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SKU: SSPSSR-201-40-2
$631.99
SuperSprings SSA15 Self-Adjusting 3000lb Helper Springs | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSA15 Self-Adjusting 3000lb Helper Springs | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSA15 Self-Adjusting 3000lb Helper Springs | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
SuperSprings SSA15 Self-Adjusting 3000lb Helper Springs | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SuperSprings

SuperSprings SSA15 Self-Adjusting 3000lb Helper Springs | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SKU: SSPSSA15
$674.99

FREE SHIPPING ON ALL
ORDERS OVER $70

PRICE MATCH GUARANTEE

BUILD NOW, PAY LATER
FINANCING OPTIONS

30-DAY RETURN SATISFACTION GUARANTEE

DIESEL TRUCK EXPERTS STANDING BY

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
Hitches
Sway Bars
Helper Springs
Air Springs
Receivers

Can We Help You Find Something?

Give us a call: +1-208-719-7400

Chat With Us
THE GARAGE

The Garage

Welcome to The Garage – your one-stop shop for all your car care and maintenance needs. From premium oils and filters to top-notch car care products, we have everything you need to keep your vehicle running smoothly and looking its best. Whether you're a DIY enthusiast or a professional mechanic, our carefully curated selection of high-quality products will help you take care of your ride like never before.

Shop The Garage