2020-2025 GM 2500HD/3500HD 6.6L L5P Duramax Lift Kits

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PacBrake HP10373-X Alpha XD 7500 Air Spring Suspension Kit | 2018-2024 Silverado 4500HD/5500HD/6500HD
PacBrake HP10373-X Alpha XD 7500 Air Spring Suspension Kit | 2018-2024 Silverado 4500HD/5500HD/6500HD

PacBrake

PacBrake HP10373-X Alpha XD 7500 Air Spring Suspension Kit | 2018-2024 Silverado 4500HD/5500HD/6500HD

Price
$530.67
Timbren GMFK25D SES Front Suspension Enhancement | 2011-2025 GM Silverado/Sierra 2500HD/3500HD
Timbren GMFK25D SES Front Suspension Enhancement | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Timbren

Timbren GMFK25D SES Front Suspension Enhancement | 2011-2025 GM Silverado/Sierra 2500HD/3500HD

Price
$269.36
ReadyLift 66-3122 OEM Style 2 inch Rear Block Kit | 2011-2024 GM Silverado/Sierra 2500HD/3500HD
ReadyLift 66-3122 OEM Style 2 inch Rear Block Kit | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

ReadyLift Suspension

ReadyLift 66-3122 OEM Style 2 inch Rear Block Kit | 2011-2024 GM Silverado/Sierra 2500HD/3500HD

Price
$159.95
ICON 77202 Front Splash Guard Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
ICON 77202 Front Splash Guard Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Icon Vehicle Dynamics

ICON 77202 Front Splash Guard Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Sale price
$90.05
Regular price
$105.95
Cognito 199-90188 Carrier Bearing Spacer 2-3 inch | 2001-2024 GM Silverado/Sierra 2500HD/3500HD Duramax & 2011-2016 Ford F250/F350
Cognito 199-90188 Carrier Bearing Spacer 2-3 inch | 2001-2024 GM Silverado/Sierra 2500HD/3500HD Duramax & 2011-2016 Ford F250/F350

Cognito

Cognito 199-90188 Carrier Bearing Spacer 2-3 inch | 2001-2024 GM Silverado/Sierra 2500HD/3500HD Duramax & 2011-2016 Ford F250/F350

Price
$89.95
BDS 011217 2 inch Rear Block & U-Bolt Kit | 2020-2025 GM Silverado/Sierra 3500HD with Seperate Overload Leaf
BDS 011217 2 inch Rear Block & U-Bolt Kit | 2020-2025 GM Silverado/Sierra 3500HD with Seperate Overload Leaf

BDS Suspension

BDS 011217 2 inch Rear Block & U-Bolt Kit | 2020-2025 GM Silverado/Sierra 3500HD with Seperate Overload Leaf

Price
$128.95
Cognito 110-P0896 4 inch Performance Lift Kit with Fox PS 2.0 IFP Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-P0896 4 inch Performance Lift Kit with Fox PS 2.0 IFP Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-P0896 4 inch Performance Lift Kit with Fox PS 2.0 IFP Shocks | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Price
$5,147.48
Cognito 110-P0890 4 inch Standard Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD
Cognito 110-P0890 4 inch Standard Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Cognito

Cognito 110-P0890 4 inch Standard Lift Kit | 2020-2025 GM Silverado/Sierra 2500HD/3500HD

Price
$3,711.46
BDS 1834FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax
BDS 1834FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax

BDS Suspension

BDS 1834FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax

Price
$7,070.84
BDS 1831FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/o Rear Overload
BDS 1831FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/o Rear Overload

BDS Suspension

BDS 1831FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/o Rear Overload

Price
$7,199.79
BDS 1828FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/ Rear Overload
BDS 1828FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/ Rear Overload

BDS Suspension

BDS 1828FPE 3 inch FOX 2.5 Elite Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax w/ Rear Overload

Price
$7,199.79
BDS 1832FPE 3 inch FOX 2.0 Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax
BDS 1832FPE 3 inch FOX 2.0 Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax

BDS Suspension

BDS 1832FPE 3 inch FOX 2.0 Coilover Lift Kit | 2020-2025 GM 2500HD/3500HD 6.6L Duramax

Price
$5,850.79

2020-2025 6.6L Silverado & Sierra 2500HD/3500HD

Give your 2020-2025 GM 2500HD/3500HD 6.6L Duramax a commanding presence on the road and trail with a premium lift kit from Alligator Performance! Whether you're seeking better off-road capability, improved ground clearance, or just a better view of the road, our selection of Sierra and Silverado lift kits has what you need. With the right lift kit, you can conquer rugged trails or give your truck a bold stance that’s guaranteed to turn heads around every corner. Most lift kits are designed to accommodate larger Wheel & Tire combinations, allowing you to further transform your ride into a formidable off-road beast. GM Duramax Fitments: 2020, 2021, 2022, 2023, 2024, 2025 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. 

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