Improve Driving Stability : Helps maintain consistent engine operation for smoother acceleration and reduced vibration.
Just plug the GMAFM and it will start working within seconds, without reprogramming the factory ECU. Just unplug it, and everything will return to normal with no trace of its use.
Wide Compatibility: Fits most GM V6 and V8 vehicles with active and dynamic fuel management, including cars, trucks, and SUVs.
Compatibility Notice: This AFM/DFM Module is NOT compatible with the 2022 Refresh model trucks or SUVs. ( To confirm your 2022 model truck is compatible with this unit, check the VIN. The 12th digit in an early model must be a '4' or lower.)
Battery Care: If the GMAFM Module is not used for an extended period, please remove the device to prevent battery drain.
Shipping takes place within 3-5 business days. If there is a problem with the shipment of the product, we will notify you via the email address you entered when ordering.
🚗 Is free shipping available?
We do not currently offer free shipping. However, this may be added at some point. We apologize.
🚗 How can I get a tracking number for my order?
If your order has been shipped, we will add the tracking number to your order and notify you via the email address you entered when ordering.
🚗 How do I process a return or exchange?
For returns or exchanges, please contact us within 14 days of receiving the product, along with a receipt or screenshot of the purchase, and a photo of the product with the packaging or tag intact.
Choosing a selection results in a full page refresh.
