$41.03
CNC machined; black anodized; high-temp O-ring for a clean seal.
GM
Duramax
2001-2021
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Direct OE-style replacement; restores factory balance and damping.
Increases valve seat pressure; prevents float at high boost.
Handles higher boost pressures; prevents valve float.
Set for high-performance valvetrains; includes springs and retainers.
Subtotal: $13.63
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