This -8 SAE AN O-Ring fitting is designed to block off an un-used fuel rail end. If your FAST LSX fuel rail installation doesn't require an in-rail fuel pressure gauge, then use this plug to seal off the un-used rail end. Catalog User 1
XMAS BREAK LAST SHIP DATE 18 DECEMBER
📦All new orders placed after that date will be shipped once we return on the 5th January 2026
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