Premium quality spring steel wound in USA by PAC. Made with advanced heat treatment processing and surface finishing techniques (nano peening) to extend fatigue life.

Audi RS3 valve springs have a high spring frequency for superior spring surge control under high RPMs and boast a 30% higher seat pressure than the OEM spring.

The RS3 beehive valve spring kit is specifically designed for high boost and high RPM applications.

• 104lbs seated pressure at 36.0mm installed height.
• 198lbs at 11.5mm valve lift.
• Coil bind at 23.6mm.

Install supplied spring seat on intake only.