Rebuild Kits & Internal Parts

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SunCoast Performance

SunCoast GMAX-CAT4-LML-KIT-LC CAT 4 950HP Custom Allison Rebuild Kit - No Converter | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: $7,755.15
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SunCoast Performance

SunCoast A1-109102 Billet Output Shaft | 2011-2018 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: $727.50
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SunCoast Performance

SunCoast GMAX-CAT4-LML-KIT 950+ HP Custom Allison Rebuild Kit with Converter | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: $8,957.71
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SunCoast Performance

SunCoast A1-BFP-ZB Billet Flex Plate | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: $480.15
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SunCoast Performance

SunCoast A1-BFP-3 Billet Flex Plate | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: $815.00
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SunCoast Performance

SunCoast GMAX-CAT1-LML-KIT-LC Allison Category 1 500HP Capable Transmission Rebuild Kit with out Converter | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: $3,099.15
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ATS Diesel Performance

ATS 313-921-4368 Allison Master Rebuild Kit | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: $1,725.50
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SunCoast Performance

SunCoast A1-VB-LML/L5P Allison Valve Body | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: $1,644.15
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RevMax

RevMax A1000-303 Allison 1000 High Performance Rebuilt Valve Body Upgrade | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: $899.00
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PPE

PPE 128035514 Stage 6G Transmission Upgrade Kit 600-800HP | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: $1,439.99
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PPE

PPE 128035515 Stage 6G Transmission Upgrade Kit 800HP+ | 2011-2019 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: $1,439.99
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SunCoast Performance

SunCoast GMAX-CAT0-LML-KIT-LC Category 0 Allison Refresh Kit with outut Converter | 2011-2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

MSRP:

Was:

Now: (Inc. Tax)

MSRP:

Was:

Now: $1,547.15