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How do I change Shift Point for Auto Trans 1999 Mitsubishi Challenger from 6k to 8k?

08-12-2005, 08:59 AM
1999 Automatic 4xSpeed 4x4 Mitsubishi Challenger. 3Ltr EEK6G72 DOHC with Air Pod Intake, Tuned Headers into 2.5" Stainless Steel Exhaust, Stainless Steel Turbo Muffler and Microtech ECU. Need to advance transmission shift point from 6k to 8k. How???

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