The Vibrant -6AN to M18x1.5 water-jacket adapter is a 6061 aluminum, black-anodized fitting made to connect AN coolant or water jacket ports on Garrett GT40/GT42/GT45 turbos. It includes a crush washer for sealing and provides a reliable anti-leak transition between metric turbo water ports and AN lines. Lightweight construction and a one-year limited warranty are standard.
Vibrant -6AN to M18 x 1.5 Water Jacket Adapter Fitting for Garrett BB Turbo GT40 GT42 GT45 AL