H&R 60mm ID Single Race Spring | Length 100mm | Spring Rate 300 N/mm or 1712 lbs/inchInside Diameter: 60mm ID Length: 100mm Spring Rate: 300 N mm or 1712 lbs inch H&R was founded by Werner Heine and Heinz Remmen in the 1970's with a simple idea in mind; with improved suspension, vehicles would have more control and better handling.

Choose accordingly

Removes the top speed limiter

This is how your vehicle should have come from the factory

the flywheel should provide a consistent and friction enhancing surface for the clutch disc

CTS-spec K04 CHRA with heavy-duty thrust bearings

the valve head undergoes a two-step forging process for excellent material grain flow

0T FSi only

resisting deflection under repeated high stress driving

Upgrade your driving experience with the Milltek 70mm Resonated Cat-Back Exhaust System

Complete performance exhaust and tuning solution for the Porsche 986 Boxster

0) (S4 = 0

Fuel economy during normal driving is unchanged