Your Cart

Your cart is empty

Stainless Steel Black Nitride Intake Valves

 
Stainless Steel Black Nitride Intake Valves
Engine
BMW
    B58B30
    • B38B15
    • B48
    • B58B30
    • M20
    • M20 B25
    • M42
    • M50
    • M52
    • M54
    • M70
    • N53
    • N54 Turbo
    • N55
    • N55 Turbo
    • S14
    • S38
    • S42
    • S50
    • S50B30 Euro Version
    • S50B32 Euro Version
    • S52
    • S54B32
    • S55 Turbo
    • S63B44
    • S65 V8
    • S85 V10
    x

    Stainless Steel Black Nitride Intake Valves

    Supertech Stainless Steel Black Nitride Intake Valves are engineered for serious performance applications. EV8 / 21-4N stainless steel with Black Nitride surface treatment engineered specifically for intake-side airflow stability and high-RPM valve control.

    Technical Highlights

    • Optimized head profile for improved intake flow characteristics.
    • Precision stem finish for consistent guide clearance.
    • Hardened tips for lash and follower durability.
    • Designed for naturally aspirated and boosted intake applications.