A streaked windshield isn't only aggravating, it's unsafe. If new wiper blades aren't fixing the problem, your wiper arms may be the culprit. Properly functioning arms are essential to a clear and clean windshield. Count on Dorman to help restore the efficiency of your wiper system-- and your vision of the road. Alternate/OEM Part Number(s): 15522766, 22111206 DORMAN Warranty Information Limited lifetime. Manifold with Catalytic Converter 5 years/50,000 miles. Mirror glass 12 months.