SKU: KT4025
Ferrea 09-13 VW 2.0T TSI / 15-16 VW Golf R 2.0T TSI Single Spring Kit
The Ferrea KT4025 Single Spring Kit upgrades the valvetrain on 2009-2013 Volkswagen 2.0T TSI models including Golf GTI and Jetta GLI plus 2015-2016 Golf R 2.0T TSI. This complete kit features beehive springs that control valves at high RPMs preventing float during aggressive driving or racing. Built for durability it supports increased cam lift and boost levels common in tuned EA888 engines.
Key Features
- Beehive Spring Design: Reduces valvetrain mass by 18 percent compared to stock dual springs for quicker revving and less inertia
- Seat Pressure 115 lbs at 1.780 inches: Provides firm control at low speeds while maintaining stock-like idle stability
- Open Pressure 320 lbs at 1.200 inches: Handles up to 9,500 RPM with 14mm maximum lift for high performance cams
- Chrome Silicon Vanadium Steel Construction: Wound precisely with black oxide finish resists fatigue and corrosion over thousands of cycles
- Complete 16-Piece Kit: Includes beehive springs chromoly retainers spring seats and locators for direct bolt-on installation
Product Notes
- Inspect retainers and seals during installation for full valvetrain reliability
- Springs designed for longevity in street and track applications
- Securely packaged to prevent damage during transit
Installation Notes
- Professional installation recommended.
- Use a quality valve spring compressor tool rated for 2.0T TSI cylinder heads
- Compatible with OEM or aftermarket single groove locks and 10mm stem valves
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2009-2013 | Volkswagen | Golf GTI | 2.0T TSI |
| 2009-2010 | Volkswagen | Jetta GLI | 2.0T TSI |
| 2012-2013 | Volkswagen | Jetta GLI | 2.0T TSI |
| 2015-2016 | Volkswagen | Golf R | 2.0T TSI |
Why Choose Ferrea?
- 50 years of valvetrain expertise from endurance racing applications
- Components trusted in professional motorsports for consistent power delivery
- Made in USA with tight tolerances for perfect fit in VW EA888 engines
Frequently Asked Questions
-
Q: Will KT4025 fit 2014 Golf GTI MK6 models?
A: Yes it fits all 2009-2014 MK6 platform 2.0T TSI engines including base Golf and GTI variants with matching cylinder heads -
Q: What material and finish do the springs have?
A: Constructed from high-tensile Chrome Silicon Vanadium wire with a black oxide coating for superior fatigue resistance and rust protection -
Q: What is the warranty on this valve spring kit?
A: Ferrea provides a limited lifetime warranty against manufacturing defects when installed and used properly
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Compact box measuring 6 x 6 x 6 inches
- Weight: 4.95 lbs
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