Iron Stable

Harley-Davidson FAT BOY S Tuning

Genuine HD tuning and aftermarket alternatives that fit the FAT BOY S — all years. Select your year for exact fitment and pricing.

Select your year for exact fitment & prices

20172016

Genuine Harley-Davidson (1)

Oxygen Sensor Harness Extension

Genuine Harley-Davidson

Oxygen Sensor Harness Extension

69201704
Iron Pass £35.70£42.00View

Aftermarket alternatives

Aftermarket tuning that fit the FAT BOY S. Genuine Harley-Davidson is listed above, not here.

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