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Alta Performance Blow Off Valves & Diverter Valves

Adding a blow off valve or upgrading your diverter valves can change the sound of your vehicle and be an asset in big power setups.
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Blow Off Valve Spring Upgrade - N14/N18 1.6L Engine
Blow Off Valve Spring Upgrade - N14/N18 1.6L Engine
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Alta Performance - Corporate Logo
T#:23615472
Part#: AMPTAC100
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$ 22.99 USD
Free Shipping on orders $49 and up
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$ 22.99 USD
Free Shipping on orders $49 and up
Add to Wish List

Elevate your Mini Turbo Models, including Cooper S and JCW, with the ALTA BOV Spring Upgrade. This replacement spring offers a cost-effective, high-performance solution for your stock Blow Off Valve (BOV). By holding more boost between shifts, it significantly reduces turbo lag, enhancing overall performance. The carefully designed stiffer spring ensures normal BOV operation while maintaining increased pressure in the boost tubes, preventing power gaps.

  • Simple and cost-effective upgrade for improved turbo response
  • Reduces turbo lag between shifts, boosting overall performance
  • Designed with a custom-made heat-treated 17-7 Stainless Steel Spring
  • Rated for over 7,000,000 cycles for long-lasting durability
  • Holds and vents up to 40psi efficiently
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