High Horse Performance, Inc.
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HEMITUNER HTPTCM6061 Premium NAG1 TCM for 06-10 Challenger, Charger, Magnum, 300C & Grand Cherokee SRT8
At HHP, this HEMITUNER Transmission Control Module is our choice for an aggressive performance based TCM. The most noticeable change users will see are the higher than expected shift points. Features optimized shift schedule and performance tuned AutoStick¨ calibration with automatic upshift in...
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