6AN to 5/16 in Hardline Compression Adapter

Name: 6AN to 5/16 in Hardline Compression Adapter
Brand: DeatschWerks
SKU: 6-02-0108-B
Price: 9.75 USD
Availability: InStock
Rating: 5.0 (5 reviews)

6AN to 5/16 in Hardline Compression Adapter - Main image

6AN to 5/16 in Hardline Compression Adapter - View 2

$9.75 ~~$13~~ In stock

Category: AN Fitting

The DeatschWerks 6AN to 5/16 in Hardline Compression Adapter is a 6AN male flare to 5/16 inch hardline compression adapter. It is anodized matte black and includes one olive insert.

6AN male flare connection
5/16 inch hardline compression connection
Includes 1 olive insert
Anodized matte black finish
Part of DeatschWerks EFI Quick Connects and Hardline Adapters

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (5.0 / 5 · 5 reviews)

Madison ★★★★★ Oct 22, 2026

The olive insert seated perfectly and the compression fitting held pressure on my first try. Worked great for converting my fuel line setup.

Hazel D. ★★★★★ Oct 21, 2026

That matte black anodized finish is a nice touch under the hood, and the olive insert grabbed the hardline tight on the first attempt. No leaks at all after pressure testing, which is exactly what I needed for my fuel system.

Stella ★★★★★ Oct 20, 2026

This adapter fit my 5/16 hardline perfectly and the olive insert grabbed tight without any leaks. The 6AN male flare side threaded on smoothly with no cross-threading, which was a relief.