Supertech BMW Toyota B58 Sodium Filled Exhaust Valve (Inc. M340i, 540i, Z4 M40i & A90 GR Supra)

Supertech BMW Toyota B58 Sodium Filled Exhaust Valve (Inc. M340i, 540i, Z4 M40i & A90 GR Supra)

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Exhaust Valve (TEVI-1058-HS-12) by Supertech®. Designed utilizing the latest technology, this product by Supertech features premium quality and will perform better than advertised. Perfect for your vehicle and lifestyle, it is manufactured to meet or exceed stringent industry standards. 

Supertech Sodium filled Inconel/Nimonic alloy.

Please Note: you will need the Supertech Audi BMW VW 6mm Single Valve Lock Conversion & the Supertech BMW Toyota B58 Intake Integral Valve Stem Seal (Inc. M340i, 540i, Z4 M40i & A90 GR Supra) to install this valve. 


  • Made with precision and quality in mind
  • Designed to meet your specific needs
  • Made from high-quality materials for ultimate durability
  • Designed to deliver trouble-free, consistent performance
  • Manufactured to meet or exceed strict quality requirements


    • Stem Diameter: 0.234"
    • Overall Length: 3.940"
    • Head Diameter: 1.122" 


    1x valve


    BMW and Toyota models with the B58 Engine

    • 1-Series F20 F21 M140i(x) B58 (2016-2019)
    • 2-Series F22 F23 M240i(x) B58 (2017-2020)
    • 3-Series F30 F31 F34 340i(x) B58 (2016-2017)
    • 3-Series G20 G21 M340i(x) B58 (2017+)
    • 4-Series F32 F33 F36 440i(x) B58 (2016-2017)
    • 4-Series G22 G23 M440i(x) B58 (2017+)
    • 5-Series G30 G31 540i(x) B58 (2017-2020)
    • 6-Series G32 640i(x) B58 (2017-2019)
    • 7-Series G11 G12 540i(x) B58 (2016-2020)
    • 8-Series G14 G15 G16 840i(x) B58 (2020)
    • X3 Series X3 M40ix B58 (2017-2020)
    • X4 Series X4 M40ix B58 (2018-2020)
    • X5 G05 X5 40i(x) B58 (2018-2020)
    • X6 G06 X6 40i(x) B58 (2019-2020)
    • X7 G07 X7 40ix B58 (2019-2020)
    • Z4 Series G29 Z4 M40i B58 (2017-2020)
    • Toyota A90 GR Supra B58 (2020)




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