Mercedes AMG M113K 77mm Supercharger Pulley - Gold Edition clutched

Mercedes AMG M113K 77mm Supercharger Pulley - Gold Edition clutchedFor E55, CLS55, S55, CL55, G55 Gold Special edition 77m Ultimate Performance supercharger pulley upgrade for the AMG 55 Kompressor motor. Our tests show 70+ rear wheel hp and torque gains, while maintaining a safe level of boost and supercharger rpm. Pulley upgrade offers excellent driveability and does not adversely affect highway mileage. Fits 2003 2007 AMG Mercedes 55K Models. The patented and original Ultimate Performance supercharger pulley

UPD billet double idler inner SLEEVE only

Now shipping

High quality Nachi bearings are used and only double metal bearings seals are used to protect bearings from heat and dirt

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Check engine light may be triggered with race catless downpipes and ECU tune is recommended for max power gains

enhancing both the aesthetic appeal and the performance dynamics of your Audi

2 for front and 2 for rear

S55 (G55 2005-2011)

NOTE: ** If you have a NPP equipped corvettes

Custom dyno tuning and remote tuning Available

2 lbs VS the UPD billet -steel underdriven pulley being only 7lbs

Included: one silver 65mm idler with bearing shield