Description
When you’re building or modifying a high-performance fuel system, brake system, or other fluid delivery network, adapter fittings are non-negotiable—they’re the bridge between incompatible hose sizes that ensure leak-free connections and reliable pressure integrity. This Allstar Performance expander allows you to confidently step up from -4 AN to -6 AN plumbing without compromising flow or introducing weak points in your system. Whether you’re transitioning between components on a custom fuel rail, turbo feed line, or brake circuit, this adapter delivers the precision fitment and durability expected in professional racing applications.
- Fitting type: Straight adapter
- Inlet size: -4 AN Female
- Outlet size: -6 AN Male
- Material: Aluminum
- Finish: Black anodized
- Installation: Bolt-on
- Quantity: Single unit
- Manufacturer: Allstar Performance
- MPN: ALL49751
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