REV9 Audi A6 Quattro / S6 / RS6 (C5) 1998-04 Hyper-Street II Coilover Kit w/ 32-Way Damping Force Adjustment R9-HS2-137_1 Tuning Suspension  Launch control

 Launch control

Professional installation is strongly recommended

Material: High-quality T-6061 aluminum construction for durability and efficient heat transfer

 Injector Timing Control with Beginning

 Quick tune (automated fuel tuning)

REV9 Audi A6 Quattro / S6 / RS6 (C5) 1998-04 Hyper-Street II Coilover Kit w/ 32-Way Damping Force Adjustment R9-HS2-137_1 Tuning Suspension  Launch controlREV9 Hyper Street II Coilover Suspension Upgrade Compatible With Audi A6 QUATTRO S6 RS6 (C5) 1998 1999 2000 2001 2002 2003 2004; Excludes Air or Electronic Suspensions Hyper Street II coilover suspension upgrade features mono tube shocks with 32 clicks rebound settings and full length adjustable. Mono tube shocks provides larger capacity for gas and oil to improve comfortable level of typical lowering vehicle. Special 32 clicks of valving allows user