Most orders placed before 4pm Eastern Monday-Friday will ship same day!

UPTCM - Allison 5 Speed Transmission Tuning (2001-2005 Only)

UPTCM  -  Allison 5 Speed Transmission Tuning (2001-2005 Only)


Order Shipment Notice: 

Most orders are shipped within 24 hours from the order date. Orders placed on the weekend or after cutoff on Friday, and orders placed on select holidays are processed on the next business day. Please see our shipping terms for more information.

Part # UPTCM


  • You are responsible for shipping us your TCM for programming

  • Please note that we have a 2-3 business day turnaround time from the time we RECEIVE your TCM.


Ship Your TCM To:

Ultra RV Products

3912 Harrison Ave.

Centralia, WA 98531

  • Shifts into overdrive at a lower speed (~48 mph at light throttle)
  • Downshifts less approaching hills
  • Optimized shift points for RV application


ECM Removal Video: 

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WARNING: Products may contain one or more chemicals known in the State of California to cause cancer and/or birth defects or other reproductive harm. For more information, visit

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  • Product Code: UPTCM
  • Availability: In Stock
  • $195.00
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