The following legacy products are no longer manufactured but were sold in the past by Fuelsaver-mpg. The information below is provided to help with support for your legacy products.

Legacy Products

Dry Cell System Installation Instructions

Dry Cell System Installation Instructions for Semis and Larger

Smart PWM

 

Constant Current PWM With Display

 

40 Amp Constant Current PWM

 

Digital Narrow Band Installation Instructions

 

Wide Band Series Installation Instructions

 

Frequency MAP/MAF Enhancer

 

Dual Edge MAP Enhancer

 

40A PWM Basic

 

OBD II Scanner Instructions

 

Wiring Diagrams

Oxygen Sensor Color Codes

 

Installation Instructions for Analog EFIEs

Notes for Analog Circuit Board Types

 

Power Control Module

 

How to Read Your Analog EFIE

Dual EFIE Deluxe Range Adjustment

Using FuelSaver-MPG EFIEs With 24 Volt Systems