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F.A.S.T. O2 Sensor for Air/Fuel Meter

Oxygen Sensor, Wideband, Replacement, FAST EZ-EFI / Air-Fuel Meters, Each
Limited Supply: only 4 remaining
Availability: Same Day Shipping!
Shipping: Orders over $149 ship free. Oversize items are excluded.
Was: $119.99
Sale: $117.95
Save: 2%
Save: $2.04


This Bosch LSU4 Wideband Oxygen Sensor is used on FAST EZ Fuel, EZ Fuel + Ignition, XFI Sportsman and Air/Fuel Meter Kits.

The Bosch LSU4 Oxygen Sensor is widely used in the FAST product line. Finding its way into the FAST EZ-EFI Fuel, EZ-EFI Fuel + Ignition as well as the XFI Sportsman and even the FAST Air/Fuel Meters, the LSU4 is accurate, durable and essential to the operation of a number of FAST products.


These products may contain a chemical known to the state of California to cause cancer and birth defects or other reproductive harm


  • FST170408
  • FST170408
  • 021174162943
  • FAST - Fuel Air Spark Technology
  • Available
  • Same Day Shipping!
  • New

Shipping Information

  • Item Requires Shipping
  • 0.4 lbs.
  • W5.8500” x H1.5500” x L9.3000”
  • Orders over $149 ship free. Oversize items are excluded.

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