Sure Filter Technology Automotive manufactures premium filtration products for heavy-duty trucks, cars, construction equipment, agricultural machinery, industrial equipment, and marine engines. Based in Concord, California, the company offers over 8,000 stock-keeping units (SKUs) and brings more than 50 years of experience to the sector, with ISO certifications and comprehensive warranty coverage. They would be a natural fit for referrals from businesses working with fleets, construction operators, or equipment-heavy industries needing reliable filtration solutions.