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Do I need a tune after installing? Litens 920666K HellRaiser 2.72" Pulley Kit for Demon, Challenger, Charger, Durango SRT Hellcat, Trackhawk & TRX 6.2L HEMI
Trackhawk 2018
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Open Aug 24, 2025 - 02:25 PM
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Litens 920666K HellRaiser 2.72" Pulley Kit for Demon, Challenger, Charger, Durango SRT Hellcat, Trackhawk & TRX 6.2L HEMI
Since the Hellcat first hit the market, it's been debated as to how much safer a clutched pulley just like the OEM decoupling 3.35" would be on modified IHI Hellcat superchargers. Litens comes through with their high quality heavy duty 2.72 pulley upgrade. Using the OEM design developed spe...
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