Tein Street Advance Z Coilover Suspension Kit - Impreza GDB WRX STi (PCD 5x100) APEXi Patented carbon fibre intake housing

Patented carbon fibre intake housing

The new controller designs (Boost Dependent Kit PN 30-3300 & Multi Input Kit PN 30-3350) feature large

This allows exhaust gasses to flow more freely and offers improved response and power

Renewing the standard bushes with these Polyurethane items improves the cars handling

Each valve is heat-treated using a proprietary process for extraordinary strength and durability and then hard chrome plated to further increase strength

Tein Street Advance Z Coilover Suspension Kit - Impreza GDB WRX STi (PCD 5x100) APEXi Patented carbon fibre intake housingMuch 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.