Solo Werks S1 Coilover Suspension Kit - Height Adjustable. Fits: 2000-2006 Audi TT Quattro (MK1). MK1 TT Quattro - Front 0.5"-1.5" / 0.5"-1.75". This is the newest release (R3) of the Solo Kits - Features improved valving, springs & single perch with set screw.
