Dynamic Pro Drift Spec Coilovers - Mercedes C63 AMG 2008-2014 (W204) fits_1999-2002`Audi`S4 and specialized spring rates with

and specialized spring rates with matched valving derived from endless testing and research provides top level drifters with the performance and reliability they expect from a high performance drift spec suspension

Reversible: 100% bolt-on—return to stock at any time

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With the valves closed the system maintains a smooth and composed tone suitable for long drives and daily commuting

Dynamic Pro Drift Spec Coilovers - Mercedes C63 AMG 2008-2014 (W204) fits_1999-2002`Audi`S4 and specialized spring rates withFRONT REAR SPRING RATES 12k 15k UPPER MOUNT Pillowball w Camber Plates OEM STRUT DESIGN Inverted Standard Application Notes: Fits C63 AMG Only Our Dynamic Pro Drift coilovers were designed in a development project for Yellow Speed Racing by members of the Japanese "Nichiei Racing Team", Mr. Yoichi Imamura and Mr. Feng Ren Zhi. Mr. Imamura won the Japan D1 championship in 2003, 2009, 2010, and 2011 & Mr. Feng is a top D1 professional driver from