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#425AT165056ERL
Earls AT165056ERL Ano-Tuff -6 AN Male to 5/16 Inch Tubing Adapter
$19.52
/each
In Stock
$21.42
Save $1.90
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Product Summary
Universal Fit, -6 AN Male Fitting End A, Straight Angle
Rebates Available
See rebate detailsKey Specs
| MFG. Part # | AT165056ERL |
| Fitting End A | -6 AN Male |
| Fitting End B | 5/16" Tube |
| Angle | Straight |
| Material Type | Aluminum |
Need To Know
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Return PolicyEarls AT165056ERL Details
Earls AT165056ERL Details
- Hard Anodized Aluminum Coating Penetrates Aluminum For Wear and Corrosion Resistance
- Made in the USA
- Available for Any Plumbing Situation And Many Custom Applications
- Provides An Aggressive Look
- Last Twice As Long As Traditional Anodized Fitting
Rebates
Holley IRS Sale 2026

Save 10% instantly on select products across the Holley family of performance brands during the annual Holley I.R.S.Tax Sale. Instant rebate period has been extended and now runs from February 17, 2026 through April 19, 2026.
Earls AT165056ERL Specifications
Earls AT165056ERL Specifications
| KEY SPECS | |
|---|---|
| MFG. Part # | AT165056ERL |
| Brand | Earls |
| Fitting End A | -6 AN Male |
| Fitting End B | 5/16" Tube |
| Angle | Straight |
| Material Type | Aluminum |
| Finish | Anodized |
| Color | Black |
| GENERAL | |
| Fitting Style | Adapter |
| Fitting Category | AN to Tubing |
| Reusable | Yes |
| Thread Pitch | 9/16" - 18 |
| Sold in Quantity | Each |
| Swivel | No |
| AN Size | -6 AN |
| Gauge Port | No |
| O-Rings Included | No |
| GTIN Code | 090127678206 |
Ratings & Reviews
5
3 Reviews
Customers highly appreciate the product for its superior quality and functionality. Notably, the product performs excellently in connecting newer 4L60E and 4L80E transmission lines with older vehicle radiators, making it highly practical. Moreover, the product is deemed as the best -AN fitting available, affirming its preeminence over competitors. Buyers trust it for all of their vehicle builds, further solidifying the product's outstanding reputation for dependability and top-tier performance.
Ratings & Reviews
5
3 Reviews
Customers highly appreciate the product for its superior quality and functionality. Notably, the product performs excellently in connecting newer 4L60E and 4L80E transmission lines with older vehicle radiators, making it highly practical. Moreover, the product is deemed as the best -AN fitting available, affirming its preeminence over competitors. Buyers trust it for all of their vehicle builds, further solidifying the product's outstanding reputation for dependability and top-tier performance.
5
3 reviews
5
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Filter by Ratings
Nice part, doesnt leak
5.0
a year ago
Cash
Midlothian VA
Verified
as stated, havent had any issues and Earl's makes good fittings.
Would Recommend
Works perfect, I'll buy more when I need them.
5.0
4 years ago
Ty @ HRS Fab
KS
Verified
I used these to connect newer style 4l60E and 4L80E transmission lines (3/8") to older vehicle radiators (5/16")
Would Recommend
The best -AN fitting on the market
5.0
8 years ago
StreetRodz Unlimited, LLC
Washington
Verified
We use only the best products for all of our clients vehicle's we build.
Would Recommend
Showing 3 of 3 reviews
