Russell Performance 645133 Female to Male AN EFI Push-On Adapter Fitting

The Russell Performance 645133 is a Female-to-Male AN push-on EFI adapter fitting designed for high-performance fuel system plumbing. Part of Russell's industry-trusted line of specialty EFI fittings, this adapter allows builders to connect AN hose ends and hard lines within an electronic fuel injection system with confidence.

Russell push-on EFI fittings are precision-machined to ensure outstanding thread engagement and a positive, leak-free seal even at maximum operating pressures. The lightweight aluminum construction keeps weight low without sacrificing strength or durability, and the black anodized finish provides excellent corrosion resistance while complementing any engine bay build.

Key Features:

• Female-to-male AN adapter configuration for EFI fuel system plumbing
• Precision-machined aluminum construction for exact thread engagement
• Black anodized finish for corrosion resistance
• Designed to mate with all Russell Performance hose ends and hose lines
• Positive seal at maximum operating pressures
• Lightweight design suitable for performance and racing applications
• Sold individually

Russell Performance fittings are a go-to choice for professional engine builders and performance enthusiasts. The 645133 is a reliable solution for completing or upgrading AN-style EFI fuel plumbing connections.