Tein Street Advance Z Coilover Suspension Kit - Fairlady Z Z32 51210-SLE-000 You can expect optimized mid-range

You can expect optimized mid-range and top-end horsepower/torque with peak power moved up the RPM band

We've found these suitable for all 6 speed STi transmissions found on the Forester STi SG9

Alpha Titanium Retainers are designed to significantly reduce valvetrain mass

depending on vehicle

Tuner Stage 1 cams are an easy install but we highly recommend checking all critical clearances and degreeing for peak performance

Tein Street Advance Z Coilover Suspension Kit - Fairlady Z Z32 51210-SLE-000 You can expect optimized mid-rangeMuch 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.