Bilstein 4600 Series 05-12 Nissan Pathfinder Front 46mm Monotube Shock Absorber Toyota-FJ Cruiser A factory-style Helmholtz Chamber is

A factory-style Helmholtz Chamber is integrated into its design

In order to correct that

matching the WRX VB quad-exit bumper

Bilstein B4 OE Replacement (DampTronic) dampers are specifically engineered to be the best choice for maintaining the original ride quality of your vehicle

Bilstein 4600 Series 05-12 Nissan Pathfinder Front 46mm Monotube Shock Absorber Toyota-FJ Cruiser A factory-style Helmholtz Chamber isBilstein B6 4600 shock absorbers are designed as a direct fit upgrade to OE shock absorbers on stock height light trucks and SUVs. These shock absorbers feature a monotube design which provides consistent fade free performance. B6 4600 shock absorbers utilize a unique, velocity sensitive, digressive piston which reacts to changing road conditions. All B6 4600 shock absorbers are tuned for each specific application to ensure optimal performance is