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Show your support with a Thoroughbred Diesel t-shirt, sweatshirt, or sticker decal.
Thoroughbred Sku #: PSPPP-SS-L5P Manufacturer Sku #: PP-SS-L5P
$1,149.00
2017 - 2021 Chevy Silverado 2500
2017 - 2021 Chevy Silverado 3500
2017 - 2021 GMC Sierra 2500
2017 - 2021 GMC Sierra 3500
2022 - 2022 Chevy 2500
2022 - 2022 Chevy 3500
2022 - 2022 GMC 2500
2022 - 2022 GMC 3500
2023 - 2025 Chevy Silverado 2500 HD
2023 - 2025 Chevy Silverado 3500 HD
2023 - 2025 GMC Sierra 2500 HD
2023 - 2025 GMC Sierra 3500 HD
Product Name: Powerstroke Products Head Gasket Set and 220ksi Head Studs Manufacturer: Powerstroke Products Manufacturer Part #: PP-SS-L5P Thoroughbred Diesel Part #: PSPPP-SS-L5P Fitment Notes: 2017-2025 GM 6.6L L5P Duramax
L5P Duramax Solid Seal Kit – Complete Engine Gasket & Stud PackagePower-Stroke Products Performance Series
Take your L5P Duramax build to the next level with the L5P Solid Seal Kit - a complete, high-performance sealing solution built for power, durability, and peace of mind. This kit is engineered for demanding diesel applications and includes everything you need to reseal your engine from top to bottom.
(22) Oksi Power-Stroke Products branded head studs – superior clamping force for boosted applications
(2) Grade “C” multi-layer steel (MLS) head gaskets – ideal for high-compression builds
Dowel pins
Exhaust manifold gaskets
Turbo oil/coolant pipe gaskets
Valve stem seals
Injector O-rings & seals
Complete EGR gasket set
Valve cover gaskets
Turbo return gasket
Turbo flange gasket
Water feed tube gaskets
PCV gasket & PCV oil separator
Throttle body gasket
Clamps for catalytic converter and exhaust
Turbo inlet gasket & seal
Front exhaust gasket
Thermostat O-ring & housing gasket
Bypass pipe seal & gasket
Oil cap O-ring
2017–present GM L5P Duramax 6.6L diesel engines
Perfect for engine overhauls, performance upgrades, or head gasket repairs
Whether you’re bulletproofing your L5P for towing, racing, or daily use, this kit offers unmatched value with premium components trusted by diesel pros.