Many people choose to make repairs once they learn of the performance, environmental, and health benefits. Some repairs are simple, such as replacing a clogged air filter. Other repairs may require professional service. Performance Benefits Excessive exhaust is a clue something is not working properly. Other benefits include better engine performance, higher resale value, and longer engine life.
Action can prevent more costly, future repairs.
Much of this pollution comes from a small population of poorly maintained vehicles the easiest ones to spot have Smoking Tailpipes. One smoking vehicle creates as much pollution as up to 30 properly functioning cars. The tiny particles and other pollutants in vehicle exhaust contribute to respiratory problems and to cancer-risk. Everyone can be affected, but sensitive populations including children, the elderly, and those with respiratory illness are especially at risk. Cleaning up smoking vehicles will improve air quality to help Iowans breathe easier.