2011-2016 GM 2500HD/3500HD 6.6L LM Duramax Towing Upgrades

2011-2016 6.6L Silverado & Sierra 2500HD/3500HD

2011-2016 GM 2500HD/3500HD 6.6L LML Duramax Air Springs

Air Springs

2011-2016 GM 2500HD/3500HD 6.6L LML Duramax Exhaust Brakes

Exhaust Brakes

2011-2016 GM 2500HD/3500HD 6.6L LML Duramax Helper Springs

Helper Springs

2011-2016 GM 2500HD/3500HD 6.6L LML Duramax Hitches

Hitches

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B&W GNXA2025 3" inch Turnoverball Gooseneck Ball | Universal
B&W GNXA2025 3" inch Turnoverball Gooseneck Ball | Universal
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 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 Chrome Tow & Stow 2x2-5/16 Dual Ball Hitch with 2.5 inch Shank, 5 Drop, 5.5 inch Rise | Universal
B&W TS20037C Chrome Tow & Stow 2x2-5/16 Dual Ball Hitch with 2.5 inch Shank, 5 Drop, 5.5 inch Rise | Universal
B&W TS20037C Chrome 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 TS20037C Chrome Tow & 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
BD Diesel 1028050 Exhaust Brake for 5 inch Exhaust | Universal
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
$1,365.25
$1,516.95
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 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
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 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 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
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
B&W GNRC912 Turnoverball Center Box | 2011-2018 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax
B&W GNRC912 Turnoverball Center Box | 2011-2018 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

B&W Trailer hitches

B&W GNRC912 Turnoverball Center Box | 2011-2018 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

SKU: BNWGNRC912
$329
Timbren GMRCK25D SES Rear Suspension Helper Spring Kit (8600 lbs.) | 2011-2023 GM Silverado/Sierra 2500HD/3500HD
Timbren GMRCK25D SES Rear Suspension Helper Spring Kit (8600 lbs.) | 2011-2023 GM Silverado/Sierra 2500HD/3500HD
Timbren GMRCK25D SES Rear Suspension Helper Spring Kit (8600 lbs.) | 2011-2023 GM Silverado/Sierra 2500HD/3500HD

Timbren

Timbren GMRCK25D SES Rear Suspension Helper Spring Kit (8600 lbs.) | 2011-2023 GM Silverado/Sierra 2500HD/3500HD

SKU: TIMGMRCK25D
$269.36
B&W GNRM1012 Turnoverball Mounting Kit | 2011-2015 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax 2500HD/3500HD
B&W GNRM1012 Turnoverball Mounting Kit | 2011-2015 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax 2500HD/3500HD

B&W Trailer hitches

B&W GNRM1012 Turnoverball Mounting Kit | 2011-2015 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax 2500HD/3500HD

SKU: BNWGNRM1012
$270
B&W GNRK1012 Turnoverball Gooseneck Hitch | 2011-2015 GM Silverado/Sierra 2500HD/3500HD
B&W GNRK1012 Turnoverball Gooseneck Hitch | 2011-2015 GM Silverado/Sierra 2500HD/3500HD

B&W Trailer hitches

B&W GNRK1012 Turnoverball Gooseneck Hitch | 2011-2015 GM Silverado/Sierra 2500HD/3500HD

SKU: BNWGNRK1012
$599
AccuAir Suspension BAG-CH251123 Air Spring Helper Kit | 2011-2025 Chevrolet Silverado/GMC Sierra 2500HD/3500HD
AccuAir Suspension BAG-CH251123 Air Spring Helper Kit | 2011-2025 Chevrolet Silverado/GMC Sierra 2500HD/3500HD
AccuAir Suspension BAG-CH251123 Air Spring Helper Kit | 2011-2025 Chevrolet Silverado/GMC Sierra 2500HD/3500HD
AccuAir Suspension BAG-CH251123 Air Spring Helper Kit | 2011-2025 Chevrolet Silverado/GMC Sierra 2500HD/3500HD

AccuAir Suspension

AccuAir Suspension BAG-CH251123 Air Spring Helper Kit | 2011-2025 Chevrolet Silverado/GMC Sierra 2500HD/3500HD

SKU: ACABAG-CH251123
$635.20
Firestone 2874 Rear All-In-One Wireless Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
Firestone 2874 Rear All-In-One Wireless Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
Firestone 2874 Rear All-In-One Wireless Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
Firestone 2874 Rear All-In-One Wireless Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD

Firestone

Firestone 2874 Rear All-In-One Wireless Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD

SKU: FIR2874
$1,135.40
Firestone 2873 Rear All-In-One Analog Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
Firestone 2873 Rear All-In-One Analog Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
Firestone 2873 Rear All-In-One Analog Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD
Firestone 2873 Rear All-In-One Analog Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD

Firestone

Firestone 2873 Rear All-In-One Analog Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 4WD/2WD

SKU: FIR2873
$1,012.74
Firestone 2709 Rear RED Label Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD
Firestone 2709 Rear RED Label Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD
Firestone 2709 Rear RED Label Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD
Firestone 2709 Rear RED Label Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD
Firestone 2709 Rear RED Label Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD

Firestone

Firestone 2709 Rear RED Label Air Spring Kit | 2011-2025 GM Silverado/Sierra 2500HD/3500HD 2WD/4WD

SKU: FIR2709
$762.32
Firestone 2613 Rear Ride-Rite Air Spring Kit | 2011-2025 GM 2500HD/3500HD
Firestone 2613 Rear Ride-Rite Air Spring Kit | 2011-2025 GM 2500HD/3500HD
Firestone 2613 Rear Ride-Rite Air Spring Kit | 2011-2025 GM 2500HD/3500HD
Firestone 2613 Rear Ride-Rite Air Spring Kit | 2011-2025 GM 2500HD/3500HD

Firestone

Firestone 2613 Rear Ride-Rite Air Spring Kit | 2011-2025 GM 2500HD/3500HD

SKU: FIR2613
$669.22
PacBrake HP10171-X Alpha XD 7500 Air Spring Suspension Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
PacBrake HP10171-X Alpha XD 7500 Air Spring Suspension Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
PacBrake HP10171-X Alpha XD 7500 Air Spring Suspension Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD
PacBrake HP10171-X Alpha XD 7500 Air Spring Suspension Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

PacBrake

PacBrake HP10171-X Alpha XD 7500 Air Spring Suspension Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD

SKU: PACHP10171-X
$846.62

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2011-2016 6.6L Silverado & Sierra 2500HD/3500HD

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Your GM 2500HD/3500HD is built for towing heavy loads, but upgrading key components can further enhance its towing performance. We offer a variety of durable hitches with high load capacities and tongue strength, along with upgraded receivers and more. Our selection also includes extended helper springs and air spring kits, designed to help your truck handle heavier loads without 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: 2011, 2012, 2013, 2014, 2015, 2016 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>2011-2016 6.6L LML
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