Bilstein PSS9 Coilovers Audi S4 (B5) Mazda Make sure to check your

Make sure to check your wheels for clearance before you order these

These kits include 20 lug nuts as well as the special Heptagon adapter socket

The HKS Exhaust Manifold is the lower section only

0L (1998-2005) F: 1

Injen has welded an 02 sensor extension on to their downpipes from the factory

Bilstein PSS9 Coilovers Audi S4 (B5) Mazda Make sure to check yourUtilizing Bilsteins monotube shock absorber design for heat dissipation and ride control, the PSS9 Coilover System for the Audi S4 (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