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

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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 TS30037B Black Tow & Stow 2x2-5/16 Dual Ball Hitch with 3 inch Shank, 5 inch Drop, 5.5 inch Rise | Universal
B&W TS30037B Black Tow & Stow 2x2-5/16 Dual Ball Hitch with 3 inch Shank, 5 inch Drop, 5.5 inch Rise | Universal

B&W Trailer hitches

B&W TS30037B Black Tow & Stow 2x2-5/16 Dual Ball Hitch with 3 inch Shank, 5 inch Drop, 5.5 inch Rise | Universal

SKU: BNWTS30037B
$349
Air Lift 72719-W WirelessOne Gen II Key Fob | Universal
Air Lift 72719-W WirelessOne Gen II Key Fob | Universal

Air Lift

Air Lift 72719-W WirelessOne Gen II Key Fob | Universal

SKU: ALT72719-W
$89.59
$140.22
Air Lift 74000 Dual Path Heavy-Duty WirelessAir On-Board Remote Air Compressor System | Universal
Air Lift 74000 Dual Path Heavy-Duty WirelessAir On-Board Remote Air Compressor System | Universal
Air Lift 74000 Dual Path Heavy-Duty WirelessAir On-Board Remote Air Compressor System | Universal
Air Lift 74000 Dual Path Heavy-Duty WirelessAir On-Board Remote Air Compressor System | Universal
Air Lift 74000 Dual Path Heavy-Duty WirelessAir On-Board Remote Air Compressor System | Universal

Air Lift

Air Lift 74000 Dual Path Heavy-Duty WirelessAir On-Board Remote Air Compressor System | Universal

SKU: ALT74000
$665.95
$825.95
Gen-Y GH-623 Mega-Duty Class V 21K Drop Hitch 6 inch Drop for 2-1/2 inch Reciever | Universal
Gen-Y GH-623 Mega-Duty Class V 21K Drop Hitch 6 inch Drop for 2-1/2 inch Reciever | Universal
Gen-Y GH-623 Mega-Duty Class V 21K Drop Hitch 6 inch Drop for 2-1/2 inch Reciever | Universal

Gen-Y Hitch

Gen-Y GH-623 Mega-Duty Class V 21K Drop Hitch 6 inch Drop for 2-1/2 inch Reciever | Universal

SKU: GENGH-623
$458.97
B&W RVK3500 Companion 5th Wheel Hitch
B&W RVK3500 Companion 5th Wheel Hitch

B&W Trailer hitches

B&W RVK3500 Companion 5th Wheel Hitch

SKU: BNWRVK3500
$1,099
Air Lift 57275 LoadLifter 5000 Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD
Air Lift 57275 LoadLifter 5000 Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

Air Lift

Air Lift 57275 LoadLifter 5000 Air Spring Kit | 2001-2010 GM Silverado/Sierra 2500HD/3500HD

SKU: ALT57275
$357.78
$617.11
Air Lift 52420 2 inch Air Spring Spacers | Universal
Air Lift 52420 2 inch Air Spring Spacers | Universal
Air Lift 52420 2 inch Air Spring Spacers | Universal

Air Lift

Air Lift 52420 2 inch Air Spring Spacers | Universal

SKU: ALT52420
$76.01
$131.10
PacBrake C40075 In Line Mount 4 inch PRXB High Performance Exhaust Brake Kit | 2001-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax AT
PacBrake C40075 In Line Mount 4 inch PRXB High Performance Exhaust Brake Kit | 2001-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax AT

PacBrake

PacBrake C40075 In Line Mount 4 inch PRXB High Performance Exhaust Brake Kit | 2001-2005 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax AT

SKU: PACC40075
$1,905.21
B&W GNXA2025 3 inch Turnoverball Gooseneck Ball | Universal
B&W GNXA2025 3 inch Turnoverball Gooseneck Ball | Universal

B&W Trailer hitches

B&W GNXA2025 3 inch Turnoverball Gooseneck Ball | Universal

SKU: BNWGNXA2025
$138
B&W TS20037B Black Tow & Stow 2x2-5/16 Dual Ball Hitch with 2.5 inch Shank, 5 Drop, 5.5 inch Rise | Universal
B&W TS20037B Black Tow & Stow 2x2-5/16 Dual Ball Hitch with 2.5 inch Shank, 5 Drop, 5.5 inch Rise | Universal
B&W TS20037B Black Tow & 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 TS20037B Black Tow & Stow 2x2-5/16 Dual Ball Hitch with 2.5 inch Shank, 5 Drop, 5.5 inch Rise | Universal

SKU: BNWTS20037B
$309
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 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

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

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