Bilstein B3 01-03 BMW 525i/ 99-00 528i Front Coil Spring (Standard Suspension) 1975-gmc-k25-suburban-base-esi5647785 The BORLA® mid section features

The BORLA® mid section features a Merge X-Pipe and will increase the overall sound volume while maintaining the tone of 11981 & 11981BC

just what you'd expect from the world's most experienced (and most winning) exhaust brand

Valve actuator recalibration REQUIRED after installation (Click for details)

Each muffler assembly has unique dual 4" round carbon fiber tips with black anodized centers on each muffler assembly

Bilstein B3 01-03 BMW 525i/ 99-00 528i Front Coil Spring (Standard Suspension) 1975-gmc-k25-suburban-base-esi5647785 The BORLA® mid section featuresBilstein B3 OE Replacement coil springs are designed to replace your vehicle's original springs. These coil springs are manufactured to meet all the OE dimensions, spring rates, and design types (such as miniblock or central force design). With Bilstein B3 OE Replacement coil springs, you are restoring your vehicle's suspension system function and safety to factory specifications. Innovative technical designs including pigtail ends, minibloc shapes