Fits: 2001 thru 2005 Chevy Silverado/GMC Sierra 2500HD/3500HD LB7/LLY Duramax Diesel

Performance Diesel 6.6L Duramax External Balance Steel Black Zinc Finish O.D. 8-3/8 In. Performance Damper. Increase Torque and Horsepower! Protect your truck with the technology high power diesel OEMs use. A Fluidampr Performance diesel damper provides premium, broad range control of destructive crankshaft torsional vibration for optimum performance and durability.  Install as an upgrade to OEM elastomer style harmonic balancer, when horsepower is gained, or when rotating assembly parts change to reduce wear on critical internal engine components.  Features high quality, long lasting viscous silicone with precision CNC machined and computer balanced high-grade steel components. 

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