2012 ZL1 679rwhp 639rwtq built and tuned by Cunningham MotorSports Built bottom end callies compstar rods, wiseco pistons, ACL bearings, Lingenfelter 2. 55 upper pulley, Lingenfelter 9. 55 lower pulley, AFCO heat exchanger dual fans, Lingenfelter reservoir, Lingenfelter CAI, JBA midpipe...
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