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Hennessey CTS-V Pulley Kit Complete CTS-V pulley upgrade kit designed to increase boost levels by 4 - 5 lbs over stock. Features a new harmonic damper with 9.55" crank pulley. Also includes a new 2" idler pulley and belt required for proper clearance and operation. Note: Requires ECU Tuning. Recommended for use with HPE's Cold Air Induction System and long tube headers for even greater performance. Note: Not California emissions compliant (for off-road use only). |