Best intake valve cleaner CRC or Seafoam vs GDI! - YouTube
CRC Industries - CRC GDI Intake Valve Cleaner (#05319) No more engine tear-down required to clean intake valves on GDI engines. Read more and get a $5 rebate here: http://crcintakevalvecleaner.com/ | Facebook
News - GDI IVD INTAKE VALVE CLEANER FOR PROFESSIONALS
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Ready] CRC GDI IVD® INTAKE VALVE & TURBO CLEANER Throttle Body Spray, 11 WT OZ | Shopee Malaysia