Mahle GS33938 Engine Cylinder Head Bolt Set
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Mahle
 Cylinder Head Bolt Kit

Mahle GS33938 Engine Cylinder Head Bolt Set

Brand Mahle GS33938
Product line Cylinder Head Bolt Kit
Fits Cadillac, Chevrolet, and GMC · 130 vehicles

Cylinder head bolt kit. Engine hardware for secure, reliable fastening.

OEM-trusted sealing products. Backed by MAHLE's global reputation with technicians and manufacturers.

Cross-references FEL-PRO ES73121 for the same application. See all 1.

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Mahle Cylinder Head Bolt Kit GS33938

Mahle GS33938 is a cylinder head bolt kit for select GM V8 applications that require precise head fastening during engine service. It is built for vehicle owners and technicians working on Chevrolet, GMC, and Cadillac models where cylinder head removal and reassembly demand reliable sealing hardware.

Key Features

  • Engine cylinder head bolt set for service and rebuild work
  • Mahle sealing and engine hardware product line
  • Fits 2014-2022 Chevrolet Corvette, N/A
  • Fits 2018-2022 Chevrolet Silverado 1500, N/A
  • Fits 2020-2022 GMC Sierra 2500 HD, N/A
  • Fits 2018-2022 Cadillac Escalade, N/A
  • Part number GS33938 for ordering and catalog lookup

Product Details

Mahle Cylinder Head Bolt Kit GS33938 is part of Mahle’s engine sealing and hardware lineup, a product family used by OEMs and professional technicians worldwide. This kit is listed for a wide range of GM trucks, SUVs, and performance vehicles, including Chevrolet Camaro, Chevrolet Corvette, Chevrolet Silverado 1500, GMC Sierra 1500, Cadillac Escalade, and related applications. This part cross-references FEL-PRO ES73121 for the same application.

Common Repair Uses

  • Replacing stretched or torque-to-yield cylinder head bolts during head gasket service
  • Restoring proper cylinder head clamping force after engine teardown
  • Addressing combustion sealing issues after overheating or head removal
  • Supporting engine rebuilds on Chevrolet, GMC, and Cadillac platforms
  • Matching OE-style service requirements for GM V8 cylinder head work

Installation Notes

Verify engine code and application before installation, since fitment varies by model year and platform. Clean all threaded holes, inspect the cylinder head and block surfaces, and follow the factory torque sequence and angle specifications for the specific engine. Replace fasteners only with the correct application listed for your vehicle, including 2018-2022 Chevrolet Silverado 1500, 2020-2022 GMC Sierra 3500 HD, and 2014-2022 Chevrolet Corvette where applicable.

Quality Assurance

Mahle is known for sealing products used by OEMs and technicians around the globe. GS33938 is cataloged as an engine cylinder head bolt set built for service accuracy and consistent fitment across the listed Chevrolet, GMC, and Cadillac applications.

This part fits 130 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersNotes
2022CadillacEscalade6.2LV8Cylinder Head Bolt Kit
2022CadillacEscalade ESV6.2LV8Cylinder Head Bolt Kit
2022ChevroletCamaro6.2LV8Cylinder Head Bolt Kit
2022ChevroletCorvette6.2LV8Cylinder Head Bolt Kit
2022ChevroletExpress 25006.6LV8Cylinder Head Bolt Kit
2022ChevroletExpress 35006.6LV8Cylinder Head Bolt Kit
2022ChevroletExpress 45006.6LV8Cylinder Head Bolt Kit
2022ChevroletLCF 35006.6LV8Cylinder Head Bolt Kit
2022ChevroletSilverado 15006.2LV8Cylinder Head Bolt Kit
2022ChevroletSilverado 1500 LTD6.2LV8Cylinder Head Bolt Kit
2022ChevroletSilverado 2500 HD6.6LV8Cylinder Head Bolt Kit
2022ChevroletSilverado 3500 HD6.6LV8Cylinder Head Bolt Kit
2022ChevroletSuburban6.2LV8Cylinder Head Bolt Kit
2022ChevroletTahoe6.2LV8Cylinder Head Bolt Kit
2022GMCSavana 25006.6LV8Cylinder Head Bolt Kit
2022GMCSavana 35006.6LV8Cylinder Head Bolt Kit
2022GMCSierra 15006.2LV8Cylinder Head Bolt Kit
2022GMCSierra 1500 Limited6.2LV8Cylinder Head Bolt Kit
2022GMCSierra 2500 HD6.6LV8Cylinder Head Bolt Kit
2022GMCSierra 3500 HD6.6LV8Cylinder Head Bolt Kit
2022GMCYukon6.2LV8Cylinder Head Bolt Kit
2022GMCYukon XL6.2LV8Cylinder Head Bolt Kit
2021CadillacEscalade6.2LV8Cylinder Head Bolt Kit
2021CadillacEscalade ESV6.2LV8Cylinder Head Bolt Kit
2021ChevroletCamaro6.2LV8Cylinder Head Bolt Kit
2021ChevroletCorvette6.2LV8Cylinder Head Bolt Kit
2021ChevroletExpress 25006.6LV8Cylinder Head Bolt Kit
2021ChevroletExpress 35006.6LV8Cylinder Head Bolt Kit
2021ChevroletExpress 45006.6LV8Cylinder Head Bolt Kit
2021ChevroletLCF 35006.6LV8Cylinder Head Bolt Kit
2021ChevroletSilverado 15006.2LV8Cylinder Head Bolt Kit
2021ChevroletSilverado 2500 HD6.6LV8Cylinder Head Bolt Kit
2021ChevroletSilverado 3500 HD6.6LV8Cylinder Head Bolt Kit
2021ChevroletSuburban6.2LV8Cylinder Head Bolt Kit
2021ChevroletTahoe6.2LV8Cylinder Head Bolt Kit
2021GMCSavana 25006.6LV8Cylinder Head Bolt Kit
2021GMCSavana 35006.6LV8Cylinder Head Bolt Kit
2021GMCSavana 45006.6LV8Cylinder Head Bolt Kit
2021GMCSierra 15006.2LV8Cylinder Head Bolt Kit
2021GMCSierra 2500 HD6.6LV8Cylinder Head Bolt Kit
2021GMCSierra 3500 HD6.6LV8Cylinder Head Bolt Kit
2021GMCYukon6.2LV8Cylinder Head Bolt Kit
2021GMCYukon XL6.2LV8Cylinder Head Bolt Kit
2020CadillacEscalade6.2LV8Cylinder Head Bolt Kit
2020CadillacEscalade ESV6.2LV8Cylinder Head Bolt Kit
2020ChevroletCamaro6.2LV8Cylinder Head Bolt Kit
2020ChevroletCorvette6.2LV8Cylinder Head Bolt Kit
2020ChevroletSilverado 15006.2LV8Cylinder Head Bolt Kit
2020ChevroletSilverado 2500 HD6.6LV8Cylinder Head Bolt Kit
2020ChevroletSilverado 3500 HD6.6LV8Cylinder Head Bolt Kit
2020ChevroletSuburban6.2LV8Cylinder Head Bolt Kit
2020ChevroletTahoe6.2LV8Cylinder Head Bolt Kit
2020GMCSierra 15006.2LV8Cylinder Head Bolt Kit
2020GMCSierra 2500 HD6.6LV8Cylinder Head Bolt Kit
2020GMCSierra 3500 HD6.6LV8Cylinder Head Bolt Kit
2020GMCYukon6.2LV8Cylinder Head Bolt Kit
2020GMCYukon XL6.2LV8Cylinder Head Bolt Kit
2019CadillacCTS6.2LV8Cylinder Head Bolt Kit
2019CadillacEscalade6.2LV8Cylinder Head Bolt Kit
2019CadillacEscalade ESV6.2LV8Cylinder Head Bolt Kit
2019ChevroletCamaro6.2LV8Cylinder Head Bolt Kit
2019ChevroletCorvette6.2LV8Cylinder Head Bolt Kit
2019ChevroletSilverado 15006.2LV8Cylinder Head Bolt Kit
2019ChevroletSilverado 1500 LD5.3LV8Cylinder Head Bolt Kit
2019ChevroletSuburban6.2LV8Cylinder Head Bolt Kit
2019ChevroletTahoe6.2LV8Cylinder Head Bolt Kit
2019GMCSierra 15006.2LV8Cylinder Head Bolt Kit
2019GMCSierra 1500 Limited5.3LV8Cylinder Head Bolt Kit
2019GMCYukon6.2LV8Cylinder Head Bolt Kit
2019GMCYukon XL6.2LV8Cylinder Head Bolt Kit
2018CadillacCTS6.2LV8Cylinder Head Bolt Kit
2018CadillacEscalade6.2LV8Cylinder Head Bolt Kit
2018CadillacEscalade ESV6.2LV8Cylinder Head Bolt Kit
2018ChevroletCamaro6.2LV8—
2018ChevroletCorvette6.2LV8Cylinder Head Bolt Kit
2018ChevroletSilverado 15006.2LV8Cylinder Head Bolt Kit
2018ChevroletSuburban5.3LV8Cylinder Head Bolt Kit
2018ChevroletTahoe6.2LV8Cylinder Head Bolt Kit
2018GMCSierra 15006.2LV8Cylinder Head Bolt Kit
2018GMCYukon6.2LV8Cylinder Head Bolt Kit
2018GMCYukon XL6.2LV8Cylinder Head Bolt Kit
2017CadillacCTS6.2LV8Cylinder Head Bolt Kit
2017CadillacEscalade6.2LV8—
2017CadillacEscalade ESV6.2LV8—
2017ChevroletCamaro6.2LV8—
2017ChevroletCorvette6.2LV8Cylinder Head Bolt Kit
2017ChevroletSilverado 15006.2LV8—
2017ChevroletSilverado 15005.3LV8—
2017ChevroletSuburban5.3LV8—
2017ChevroletTahoe5.3LV8—
2017GMCSierra 15006.2LV8—
2017GMCSierra 15005.3LV8—
2017GMCYukon6.2LV8—
2017GMCYukon5.3LV8—
2017GMCYukon XL6.2LV8—
2017GMCYukon XL5.3LV8—
2016CadillacCTS6.2LV8Cylinder Head Bolt Kit
2016CadillacEscalade6.2LV8—
2016CadillacEscalade ESV6.2LV8—
2016ChevroletCamaro6.2LV8—
2016ChevroletCorvette6.2LV8Cylinder Head Bolt Kit
2016ChevroletSilverado 15006.2LV8—
2016ChevroletSilverado 15005.3LV8—
2016ChevroletSuburban5.3LV8—
2016ChevroletTahoe5.3LV8—
2016GMCSierra 15006.2LV8—
2016GMCSierra 15005.3LV8—
2016GMCYukon6.2LV8—
2016GMCYukon5.3LV8—
2016GMCYukon XL6.2LV8—
2016GMCYukon XL5.3LV8—
2015CadillacEscalade6.2LV8—
2015CadillacEscalade ESV6.2LV8—
2015ChevroletCorvette6.2LV8Cylinder Head Bolt Kit
2015ChevroletSilverado 15006.2LV8—
2015ChevroletSilverado 15005.3LV8—
2015ChevroletSuburban5.3LV8—
2015ChevroletTahoe5.3LV8—
2015GMCSierra 15006.2LV8—
2015GMCSierra 15005.3LV8—
2015GMCYukon6.2LV8—
2015GMCYukon5.3LV8—
2015GMCYukon XL6.2LV8—
2015GMCYukon XL5.3LV8—
2014ChevroletCorvette6.2LV8Cylinder Head Bolt Kit
2014ChevroletSilverado 15006.2LV8—
2014ChevroletSilverado 15005.3LV8—
2014ChevroletSuburban5.3LV8—
2014GMCSierra 15006.2LV8—
2014GMCSierra 15005.3LV8—
Directly replaces or cross-references 1 part number
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
FEL-PRO — ES73121