H&R 2.5 inch ID Single Race Spring Length 12 inch Rate 350 lbs/inch

H&R 2.5 inch ID Single Race Spring Length 12 inch Rate 350 lbs/inchH&R 2. 50" I. D. Race Springs are made with extremely high tensile strength wire alloy which allows the use of a thinner wire. Manufactured using advanced materials and precision technology in Germany, H&R 2. 50" I. D. Race Springs are crafted from special lightweight (hf) 54SiCr6 spring steel. For any given spring rate, they are on average 15% lighter and have 10% more travel than competitors' springs. Main springs range from 6" to 18" in length and

These new coil overs feature Aluminum front struts that significantly reduce unsprung weight

Control the boost from the driver's seat

The AWE Performance Exhaust for the Boxster S project can be touted as one of the most comprehensive and intensive research and development initiatives in our exhaust collection

so you can choose between more comfort or more body control

and robs horsepower

Shifting as it should be

Front Left

this flywheel is significantly lighter than the factory flywheel

topped off with AWE’s proprietary drone-canceling solution

Year Make Model Submodel 2003-2006 BMW 330Ci Base 2001-2005 BMW 330i Base 2001-2005 BMW 330xi Base 2006-2008 BMW Z4 Coupe 3

1 qt internal volume

ECUMaster EMU Black - Standalone Engine Management - ECUEMUBLK