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Check Out Supertech Inconel Exhaust Valve - 30.50mm - Set Of 12 | 2000-2006 Bmw M3/2000-2002 Bmw Z3/2006-2008 Bmw Z4 (bmevi-1040s-lc-12) Guaranteed [HihNslfM]

$52.99 $169.99 -69%

BMW S54B32 Inconel Exhaust Valves by SupertechSupertech sodium filled valve made of Inconel/Nimonic alloy offer a significant reduction in valve head temperatures that are required for today’s modern turbo engines.A cooler valve improves the material

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Check Out Supertech Inconel Exhaust Valve - 30.50mm - Set Of 12 | 2000-2006 Bmw M3/2000-2002 Bmw Z3/2006-2008 Bmw Z4 (bmevi-1040s-lc-12) Guaranteed [HihNslfM]

BMW S54B32 Inconel Exhaust Valves by Supertech

Supertech sodium filled valve made of Inconel/Nimonic alloy offer a significant reduction in valve head temperatures that are required for today’s modern turbo engines.

A cooler valve improves the material strength and durability while allowing the tuner more flexibility and a wider range of spark timing advances. Combine that with an average weight reduction of 10% and there isn’t a cooler valve on the market

Features

  • Head Diam: 30.50mm
  • Material: Inconel-Nimonic
  • Groove Type: Single Groove
  • Length: 119.10mm
  • Stem Diam: 5.95mm
  • Back-cut angle
  • Undercut stem
  • One piece forged valve (non-magnetic)
  • Magnetic friction welded wafer, Hardened to 52 HRC min
  • “Superfinish” valve stem with a surface roughness of about 1/3 of a regular valve

Benefits

  • Reduced valve head temperature
  • Allows the tuner more flexibility and a wider range of spark timing advances
  • Improved material strength and durability

Applications

  • 2000–2006 BMW E46 M3
  • 2000–2002 BMW E36/7 Z3 M Roadster, E36/8 M Coupé
  • 2006–2008 BMW E85 Z4 M Roadster, E86 Z4 M Coupé

What's In The Box?

  • 12 - Exhaust Valve

Warranty

  • Due to the nature of the application, these parts are sold without any express warranty or any implied warranty of merchantability, or fitness for a particular purpose.

What Our Customers Say

January 16, 2026

Absolutely no complaints!

This is a high-grade, quality item.

- Kaylee D..

January 16, 2026

Absolutely no complaints!

The product is a clear winner for its feature set and price.

- Winner_Will.

January 16, 2026

Absolutely no complaints!

I'm very happy with the performance.

- Kylen G..

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