Narrowband Air/Fuel Ratio: Lean/Rich - Carbon Fiber Gauge (2 1/16") JE Pistons These springs are for serious

These springs are for serious builds only with a seat pressure of 135lb that can be shimmed up to 150lb

Align the holes on the tool with the dowel pins

Get the Full Kit HERE

Magic Pads have less dust than typical factory pads and much more affordable

Also works with many other injector sets like Honda

Narrowband Air/Fuel Ratio: Lean/Rich - Carbon Fiber Gauge (2 1/16") JE Pistons These springs are for seriousFits these Applications: Universal Product Running too lean while enjoying spirited driving in your vehicle is one of the leading causes of expensive engine damage. AutoMeters Narrowband Air Fuel Gauges pair with older Oxygen Sensors to warn of lean burn conditions under heavy engine load. Connects directly to the factory O2 sensor on many applications, or uses the AutoMeter 2244 Narrowband O2 sensor. Not compatible with 5 wire air fuel sensors.