
This offer ends in:
- Stock: 2-3 Days
- Model: KT4042
- Brand:
- EC Approved: NO
Stocked and shipped from the EU
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Enhance the performance of your 2.5 TFSI engine found in Audi RS3 and TT RS models with the Ferrea Racing valve spring kit. This comprehensive package includes a full set of precision-engineered valve springs for both intake and exhaust, coupled with titanium retainers and seat locators. It's a complete, ready-to-install solution designed to work with any type of valves, ensuring your built cylinder head withstands high pressures, revolutions, or temperatures with utmost safety.
Key Features:
- Direct bolt-on application
- Complete 60-piece kit
- Includes 20 valve springs for both intake and exhaust
- Features 20 titanium retainers for both intake and exhaust
- Comes with 20 seat locators for both intake and exhaust
- Proudly made in the USA
2025 - This material is exclusively copyrighted and reserved



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