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Discussion Starter #1 (Edited)
We are pleased to offer our Ultra Series valves as our premium valve option.
They are manufactured from HNV3 Martensitic Steel (Intake) and EV8 Austenitic Steel (Exhaust).

Some of the key points of mention:
One-Piece Forging,
Chromium Nitride Coating,
Optimum Sealing, Stability and Airflow,
Heat-Treated using a proprietary process for added strength and durability,
Sold as a 16pc Kit.

The complete description can be found here: Skunk2 Ultra Series Valves

Part Number: 310-05-9540

If you have any questions - please let us know!

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