Gledewen Head Gasket Set 5.3L for 2014–2019 Chevy Silverado Tahoe — MLS Gaskets & Head Bolts

This all-in-one kit gathers every major sealing component needed for a head service: MLS head gaskets, intake and exhaust gaskets, valve seals, camshaft seal, cylinder head bolts, RTV silicone and small o-rings. It’s built to match OE dimensions and include replacement fasteners so you won’t need to source separate parts during teardown and reassembly.

What parts are included in this head gasket kit?

The Gledewen kit ships as a complete gasket and hardware pack for a full head service. It contains multi-layered steel (MLS) head gaskets plus all peripheral seals and bolts required to reinstall the cylinder heads.

• MLS head gasket(s) and valve cover gasket
• Valve stem seals (Viton), intake and exhaust manifold gaskets
• Front camshaft seal, assorted O-rings and small gaskets, and tube of RTV silicone
• Cylinder head bolts: twenty long bolts and two short bolts included

Which vehicles and engines will this set fit?

This kit is specifically matched to GM 5.3L V8 engines (5328 cc) with VIN code C or R installed in model years listed. Confirm part numbers or VIN code on your vehicle before ordering.

• 2014–2019 Chevrolet Silverado 1500 (5.3L)
• 2015–2019 Chevrolet Suburban and Tahoe (5.3L)
• 2014–2019 GMC Sierra 1500 and 2015–2019 GMC Yukon / Yukon XL (5.3L)
• Replaces OE numbers like HS26744PT, HGS4308, 12657968, 12630883 and others

How does this kit help during a head gasket replacement job?

Including both the gaskets and the matching head bolts reduces downtime and prevents mismatched components that can cause leaks. Precision-manufactured gaskets and Viton seals improve reliability under normal thermal cycling in gasoline V8 applications.

• MLS head gaskets provide consistent sealing across combustion chambers
• Viton valve stem seals resist oil degradation and reduce blowing oil into intake
• Supplied bolts remove the need to salvage old fasteners, ensuring proper clamp torque
• RTV silicone and small O-rings help seal covers and plumbing during reassembly

Are there any warranty or quality assurances?

Gledewen states the kit is manufactured to high standards and offers a replacement or refund policy if you’re not satisfied. The components are designed with non-asbestos materials and modern sealing compounds to meet or closely match OE fit and function.

• Engineered for longevity with graphite/MLS sealing layers
• Viton seals for improved oil resistance
• Backed by a seller replacement/refund policy for customer satisfaction

Who is this for: The Gledewen Head Gasket Set 5.3L is intended for professional mechanics and experienced DIYers tackling a head gasket job on GM 5.3L V8 trucks and SUVs from 2014–2019. Choose this kit if you want a single purchase that supplies head gaskets, manifold gaskets, valve seals, cam seal, head bolts and sealing compounds to complete a full cylinder head service without hunting down additional parts.