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Fi Performance

EJ257 / EJ255 Valve Spring & Titanium Retainer Kit – Increased RPM & Boost

EJ257 / EJ255 Valve Spring & Titanium Retainer Kit – Increased RPM & Boost

Regular price $295.00
Regular price Sale price $295.00
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Upgrade your Subaru EJ257 or EJ255 engine with this Single Valve Spring & Titanium Retainer Kit. Increased spring pressure and reduced weight allow for higher RPM and boost levels without valve float.

  • Features:
    • High-quality, performance-designed valve springs
    • Lightweight titanium retainers for reduced valvetrain mass
    • Enables safe operation at higher RPMs
    • Supports aggressive camshafts and increased boost pressure
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Transform Your Subaru – Proven Performance at FI

Unlock the true power of your Subaru with FI Performance. Our team of expert technicians doesn't just install parts – we meticulously build, tune, and refine high-performance machines. Our track record of dyno results and satisfied customers speaks for itself. Let us unleash the beast within your Subaru.