---
product_id: 159890881
title: "ICT Billet Transmission Cooler Line Adapter Plate with Gasket 6AN Fittings Compatible with 6L80E 6L90E 8L90E Factory Oil Seal Line Connector for Custom Braided Hose Set 551121-6AN"
brand: "ict billet"
price: "R2429"
currency: ZAR
in_stock: true
reviews_count: 12
url: https://www.desertcart.co.za/products/159890881-ict-billet-transmission-cooler-line-adapter-plate-with-gasket-6an
store_origin: ZA
region: South Africa
---

# 6AN fittings for universal 3/8" hose compatibility Includes gasket & mounting bolt for seamless install Made in USA aerospace-grade billet aluminum ICT Billet Transmission Cooler Line Adapter Plate with Gasket 6AN Fittings Compatible with 6L80E 6L90E 8L90E Factory Oil Seal Line Connector for Custom Braided Hose Set 551121-6AN

**Brand:** ict billet
**Price:** R2429
**Availability:** ✅ In Stock

## Summary

> 🚗 Cool your ride like a pro — upgrade with precision and pride!

## Quick Answers

- **What is this?** ICT Billet Transmission Cooler Line Adapter Plate with Gasket 6AN Fittings Compatible with 6L80E 6L90E 8L90E Factory Oil Seal Line Connector for Custom Braided Hose Set 551121-6AN by ict billet
- **How much does it cost?** R2429 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/159890881-ict-billet-transmission-cooler-line-adapter-plate-with-gasket-6an)

## Best For

- ict billet enthusiasts

## Why This Product

- Trusted ict billet brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Proudly American Made:** Support domestic manufacturing with a product engineered and assembled in Wichita, Kansas.
- • **Precision 6AN Fittings:** Seamlessly upgrade to custom braided cooler lines with industry-standard 3/8" size compatibility.
- • **Complete Installation Kit:** Includes factory gasket and mounting bolt for a flawless, leak-free setup right out of the box.
- • **Optimized Heat Management:** Keeps transmission cooler lines safely away from engine heat, enhancing performance and longevity.
- • **Aerospace-Grade Durability:** Crafted from premium USA-made billet aluminum for unmatched strength and heat resistance.

## Overview

The ICT Billet Transmission Cooler Line Adapter Plate is a high-quality, USA-made aluminum adapter designed for 6L80E, 6L90E, and 8L90E transmissions. Featuring 6AN fittings compatible with common 3/8" braided hoses, it enables custom cooler line setups while including a factory gasket and mounting bolt for easy installation. Engineered for durability and heat resistance, this adapter ensures optimal transmission cooling and supports American manufacturing excellence.

## Description

Buy ICT Billet Transmission Cooler Line Adapter Plate with Gasket 6AN Fittings Compatible with 6L80E 6L90E 8L90E Factory Oil Seal Line Connector for Custom Braided Hose Set 551121-6AN: Accessories - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Keep cooler lines away from heat like the heat from long tube heat wrap also good idea - Fit perfect made my LT swap clean and allows me to rout my cooler lines to my separate cooler without incorporating the possibility of coolant and oil like factory
Review: Made in the USA - I had originally bought a Chinese made one cheaper, but bought this one instead since it’s made here in the USA. Support american made industry. 🇺🇸

## Features

- -6AN (similar to 3/8" hose size) fittings for the most common transmission line size
- Allows the use of aftermarket AN braided hose fittings to build your own custom transmission cooler lines
- Made in Wichita, Kansas from aerospace grade, USA produced billet aluminum
- Includes adapter with -6AN fittings, factory gasket, and mounting bolt

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07XTQPLXN |
| Best Sellers Rank | #516,481 in Automotive ( See Top 100 in Automotive ) #320 in Automotive Replacement Engine Cooler Accessories |
| Brand | ICT Billet |
| Brand Name | ICT Billet |
| Color | Silver |
| Connector Type | Adapter |
| Customer Reviews | 4.8 out of 5 stars 167 Reviews |
| Item Weight | 3.84 ounces |
| Manufacturer | ICT Billet |
| Manufacturer Part Number | 551121-6AN |
| Material | Aluminum |
| Material Type | Aluminum |
| Model Number | 551121-6AN |
| Number of Pieces | 1 |
| Set Name | Transmission Cooler Line Adapter Plate Set (1 Piece) |
| Size | 3/8 Inch |
| UPC | 840117200036 |
| Unit Count | 1 Count |

## Product Details

- **Brand:** ICT Billet
- **Color:** Silver
- **Connector Type:** Adapter
- **Item Weight:** 3.84 ounces
- **Manufacturer:** ICT Billet
- **Material:** Aluminum
- **Number of Pieces:** 1
- **Set Name:** Transmission Cooler Line Adapter Plate Set (1 Piece)
- **Size:** 3/8 Inch
- **Unit Count:** 1 Count

## Images

![ICT Billet Transmission Cooler Line Adapter Plate with Gasket 6AN Fittings Compatible with 6L80E 6L90E 8L90E Factory Oil Seal Line Connector for Custom Braided Hose Set 551121-6AN - Image 1](https://m.media-amazon.com/images/I/71+xBOm2Q7L.jpg)
![ICT Billet Transmission Cooler Line Adapter Plate with Gasket 6AN Fittings Compatible with 6L80E 6L90E 8L90E Factory Oil Seal Line Connector for Custom Braided Hose Set 551121-6AN - Image 2](https://m.media-amazon.com/images/I/71uDZEzB5aL.jpg)
![ICT Billet Transmission Cooler Line Adapter Plate with Gasket 6AN Fittings Compatible with 6L80E 6L90E 8L90E Factory Oil Seal Line Connector for Custom Braided Hose Set 551121-6AN - Image 3](https://m.media-amazon.com/images/I/71a4qBW5OPL.jpg)
![ICT Billet Transmission Cooler Line Adapter Plate with Gasket 6AN Fittings Compatible with 6L80E 6L90E 8L90E Factory Oil Seal Line Connector for Custom Braided Hose Set 551121-6AN - Image 4](https://m.media-amazon.com/images/I/71kX1ksgCEL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Keep cooler lines away from heat like the heat from long tube heat wrap also good idea
*by D***T on January 26, 2026*

Fit perfect made my LT swap clean and allows me to rout my cooler lines to my separate cooler without incorporating the possibility of coolant and oil like factory

### ⭐⭐⭐⭐⭐ Made in the USA
*by N***0 on July 29, 2025*

I had originally bought a Chinese made one cheaper, but bought this one instead since it’s made here in the USA. Support american made industry. 🇺🇸

### ⭐⭐⭐⭐⭐ Nice quality
*by R***N on August 27, 2025*

Works great, have 2 in use right now

## Frequently Bought Together

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-09-27*