Bilstein PSS9 Coilovers Audi A4 (B5) Quattro Speedwell Wheels Naturally aspirated vehicles also benefit

Naturally aspirated vehicles also benefit from greater exhaust flow capacity as engine tuning levels increase

/lbs torque

and a better throttle response

This Whiteline Rear Subframe Bushing Mount Kit for the Subaru WRX / STI has been designed to reduce excessive movement in the subframe under high-performance driving conditions

FITMENT (part number SBNI0023S)

Bilstein PSS9 Coilovers Audi A4 (B5) Quattro Speedwell Wheels Naturally aspirated vehicles also benefitUtilizing Bilsteins monotube shock absorber design for heat dissipation and ride control, the PSS9 Coilover System for the Audi A4 (B5) adds a matched performance spring and threaded ride height adjuster to provide a complete suspension system for a vehicle. The fully adjustable monotube gas shock absorbers offer nine precise compression and rebound settings, from comfort to competition. The front and rear progressive rate springs allow for the