BILSTEIN 11-271314 Mounting kit B1 (R1) BMW X3 (F25), X4 (F26);V ymm_33 making it one of the

making it one of the first retrofit shell seats with an airbag system

Reduces body roll for increased cornering grip

Developed to eliminate factory airflow restrictions

and COBB High Torque Aggressive maps raise the shift firmness to help reduce clutch slip

BILSTEIN 11-271314 Mounting kit B1 (R1) BMW X3 (F25), X4 (F26);V ymm_33 making it one of theDescription BILSTEIN 11 271314 Front Dust Cover Kit, shock absorber B1 OE Replacement The BILSTEIN B1 range includes support bearings, protective tubes, and stop buffers, all precisely matched to BILSTEIN shock absorbers, springs, and suspensions. The range also features compressors designed for BILSTEIN air suspension modules. All products are manufactured to uncompromising OEM quality standards to ensure the suspension system functions optimally.