Check the listing for details. CRC 05319 Intake Valve Cleaner GDI IVD Dual Action Spray System 11 oz. Condition: New. Listed at 26.49 USD. CRC Industries - Intake Valve Cleaner Part # 05319 UPC: 78254053196 GDI IVD(Tm)16 Oz.Net Fill: 11 Wt Oz.AerosolVolume (Oz): 11 Ounce Detailed Description Delivers concentrated advanced Cozol(R) technology directly to the backs of intake valves. Dissolves baked-on carbon deposits, improves MPG, increases power and reduces rough idle. Effective for use on GDI and standard PFI engines. Manufacturer Information CRC is a worldwide leader in the production of specialty chemicals for the maintenance and repair professional, serving automotive, marine, electrical, industrial, and aviation markets. CRC Industries has been ISO 9001 certified since November 19, 1996. We adhere to strict guidelines in all facets of research, development, and production. CRC's leadership in the maintenance chemical markets is reflected most positively in our product development. CRC continues to introduce innovative new products to meet the needs of our customers. In 2009, CRC celebrated its 50th anniversary. The company's continued growth and international scope are a tribute to the men and women whose hard work and vision have made CRC a success.