Ferrea 2.5 TFSI Single Valve Spring Kit — Fits 2017-2018 Audi

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SKU: FERKT4042
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Sale price$1,049.06 Regular price$1,165.70
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About Ferrea

Ferrea engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Ferrea lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Precision Valvetrain Engineering for Audi 2.5 TFSI

Unlock the full potential of your 2017-2018 Audi 2.5 TFSI engine with the Ferrea Single Valve Spring Kit. Designed for high-performance applications, this kit provides the necessary seat pressure and harmonic control to prevent valve float during high-RPM operation. Whether you are running an aggressive tune or upgraded camshafts, these springs offer the reliability required for forced induction builds.

Key Features and Benefits

  • Engineered for high-RPM stability and durability
  • Optimized spring rates for the 2.5 TFSI platform
  • Reduces the risk of valve float under boost
  • Precision-manufactured for a direct-fit installation
  • Essential for high-performance engine builds

Ferrea is a leader in valvetrain technology, utilizing advanced alloys to ensure long-term performance under extreme heat and stress. By upgrading to this single spring kit, you are investing in the longevity of your cylinder head assembly. Perfect for track enthusiasts and street performance builds alike, this kit ensures your engine maintains peak efficiency when it matters most. Trust GGCRACING for all your premium engine component needs.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Ferrea

Ferrea engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Ferrea lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Precision Valvetrain Engineering for Audi 2.5 TFSI

Unlock the full potential of your 2017-2018 Audi 2.5 TFSI engine with the Ferrea Single Valve Spring Kit. Designed for high-performance applications, this kit provides the necessary seat pressure and harmonic control to prevent valve float during high-RPM operation. Whether you are running an aggressive tune or upgraded camshafts, these springs offer the reliability required for forced induction builds.

Key Features and Benefits

  • Engineered for high-RPM stability and durability
  • Optimized spring rates for the 2.5 TFSI platform
  • Reduces the risk of valve float under boost
  • Precision-manufactured for a direct-fit installation
  • Essential for high-performance engine builds

Ferrea is a leader in valvetrain technology, utilizing advanced alloys to ensure long-term performance under extreme heat and stress. By upgrading to this single spring kit, you are investing in the longevity of your cylinder head assembly. Perfect for track enthusiasts and street performance builds alike, this kit ensures your engine maintains peak efficiency when it matters most. Trust GGCRACING for all your premium engine component needs.

Product Details

Product Description

About Ferrea

Ferrea engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Ferrea lineup with fast shipping and expert fitment support — order with confidence.

Watch in action

Precision Valvetrain Engineering for Audi 2.5 TFSI

Unlock the full potential of your 2017-2018 Audi 2.5 TFSI engine with the Ferrea Single Valve Spring Kit. Designed for high-performance applications, this kit provides the necessary seat pressure and harmonic control to prevent valve float during high-RPM operation. Whether you are running an aggressive tune or upgraded camshafts, these springs offer the reliability required for forced induction builds.

Key Features and Benefits

  • Engineered for high-RPM stability and durability
  • Optimized spring rates for the 2.5 TFSI platform
  • Reduces the risk of valve float under boost
  • Precision-manufactured for a direct-fit installation
  • Essential for high-performance engine builds

Ferrea is a leader in valvetrain technology, utilizing advanced alloys to ensure long-term performance under extreme heat and stress. By upgrading to this single spring kit, you are investing in the longevity of your cylinder head assembly. Perfect for track enthusiasts and street performance builds alike, this kit ensures your engine maintains peak efficiency when it matters most. Trust GGCRACING for all your premium engine component needs.

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