Precision Works E55 5.5 AMG M113K Supercharger Pulley 83mm Upgrade Catalytic Converters 5" spread or other aftermarket

5" spread or other aftermarket Springer Front Ends

7 layers of stainless steel

Seamless Compatibility and High-Quality Construction

Installation delivers an immediate difference you can feel—more confidence through turns

Precision Works Rear Mount

Precision Works E55 5.5 AMG M113K Supercharger Pulley 83mm Upgrade Catalytic Converters 5" spread or other aftermarketPrecision Works E55 5. 5 AMG M113K Supercharger Pulley Designed & improved from the Mercedes factory supercharger pulley, Precision Works pulley is CNC machined from billet aluminum, 83. 9mm diameter, and increases the boost pressure by approximately 2. 5 psi. We utilize the same OEM Mercedes bearing, made by Nachi in Japan, to ensure durability and lasting performance. 83mm, increase 2. 5 psi of boost OEM bearing by Nachi Japan Billet and lightweight