The Koni Sport (Yellow) Shock 99-05 BMW 3 Series-E46 Coupe/Vert/Touring/Sedan M-Technik - Rear is a performance shock absorber designed for the BMW 3 series E46. It is designed to provide superior handling and improved stability when cornering. The Koni Sport shock is constructed with a durable polyurethane/elastomer bushing for improved shock absorption, and it is finished in a bright yellow powder coat for a sporty look. It is also adjustable, allowing you to customize the stiffness and damping to suit your driving style. This shock is an ideal choice for those looking to upgrade their suspension system and take their ride to the next level.