Tein Street Advance Z Coilover Suspension Kit - Atenza Sport GG3S Electrical Tuner Stage 3's require a

Tuner Stage 3's require a simple valve spring and retainer upgrade due to the additional lift

Unlike Street Basis

Tail Silencer [N1 Type] combines ideal exhaust efficiency

Each kit includes Skunk2’s high-quality dual valve springs and race-proven titanium retainers that are the result of nearly two decades of racing and engine building experience

Transient ignition retard

Tein Street Advance Z Coilover Suspension Kit - Atenza Sport GG3S Electrical Tuner Stage 3's require aMuch like Tein Street Basis, Street Advance utilises a twin tube system and has adjustable lowering spring seats allowing you to adjust ride height. Unlike Street Basis, it also features adjustable damping force, allowing you to effectively change your handling characteristics. Compared to mono tube suspension, Street Basis is twin tube, meaning it attains a longer stroke with a smaller repulsive force, resulting in excellent high ride comfort.