COMP Cams Belt Tensioner W/Idler GM LS

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  • Manufacturer Part Number: 54021
  • $200.95
    Unit price per 


  • WARNING: This product may contain chemicals known to the State of California to cause cancer or birth defects. PROP65 INFO
The GM LS engines with the factory spring loaded belt tensioners become prone to throwing belts when used in performance Applications and with aftermarket balancers. These bolt-on Billet LS Belt Tensioners are a fully adjustable solution for controlling potentially damaging resonance and maintaining desired belt tension.

This Part Fits:

Year Make Model Submodel
2001-2004 Avanti II Base
2010-2015 Chevrolet Camaro SS
2014-2015 Chevrolet Camaro Z/28
2013 Chevrolet Corvette 427
2008 Chevrolet Corvette 427 Limited Edition Z06
2003 Chevrolet Corvette 50th Anniversary Edition
2003 Chevrolet Corvette 50th Anniversary Edition Pace Car
1997-2013 Chevrolet Corvette Base
2010-2013 Chevrolet Corvette Grand Sport
1998 Chevrolet Corvette Indianapolis 500 Pace Car
2001-2004,2006-2013 Chevrolet Corvette Z06
2011 Chevrolet Corvette Z06 Carbon
2006-2008 Chevrolet Impala SS
2006-2007 Chevrolet Monte Carlo SS
2014-2017 Chevrolet SS Base
2009 Pontiac G8 GXP
2005-2008 Pontiac Grand Prix GXP
2004-2006 Pontiac GTO Base