Fiat Punto/Chiant/Weekend Wind Oxygen Sensor 0258005244 Economical Practical Emissions Improvement

Fiat Punto, Siena, Weekend Oxygen sensor 0258005244; high universality; OEM replacement code; monitors exhaust oxygen and feeds ECU to adjust air-fuel ratio for fuller combustion. Improves emissions and reduces fuel consumption; accelerates more smoothly. Symptoms of aging include rough idle, sudden fuel consumption rise, or exhaust with gasoline smell; replace with this economical part for instant improvement.