---
product_id: 103062363
title: "Premium Brake Line Fitting Kit: Complete Assortment Including Union & Adapter, 32 SKU - for 3/16\" & 1/4\" Tube Nuts, Ensuring Robust & Secure Connections for All Brake Line Repairs"
brand: "4lifetimelines"
price: "$454.88"
currency: USD
in_stock: true
reviews_count: 13
category: "4 Lifetimelines"
url: https://www.desertcart.ec/products/103062363-premium-brake-line-fitting-kit-complete-assortment-including-union-adapter
store_origin: EC
region: Ecuador
---

# Organized, shatter-resistant tray 32 SKUs for every brake line need Fits 3/16" & 1/4" tube nuts perfectly Premium Brake Line Fitting Kit: Complete Assortment Including Union & Adapter, 32 SKU - for 3/16" & 1/4" Tube Nuts, Ensuring Robust & Secure Connections for All Brake Line Repairs

**Brand:** 4lifetimelines
**Price:** $454.88
**Availability:** ✅ In Stock

## Summary

> 🚗 Upgrade your brake game with the ultimate fitting kit—because every connection counts!

## Quick Answers

- **What is this?** Premium Brake Line Fitting Kit: Complete Assortment Including Union & Adapter, 32 SKU - for 3/16" & 1/4" Tube Nuts, Ensuring Robust & Secure Connections for All Brake Line Repairs by 4lifetimelines
- **How much does it cost?** $454.88 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/103062363-premium-brake-line-fitting-kit-complete-assortment-including-union-adapter)

## Best For

- 4lifetimelines enthusiasts

## Why This Product

- Trusted 4lifetimelines brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Shop-Ready Organization:** Transparent, shatter-resistant trays with labeled lids speed up part selection and workflow.
- • **Versatile & Cost-Effective:** Ideal for professional repair shops and DIY pros looking to save time and money on brake line maintenance.
- • **Lifetime Warranty Confidence:** Backed by a lifetime warranty, guaranteeing reliability and peace of mind on every repair.
- • **Precision Fit for Durability:** Engineered for both inverted and bubble flare connections ensuring leak-proof, robust repairs.
- • **All-in-One Brake Line Solution:** Complete 32 SKU kit covers every union, adapter, and tube nut for 3/16" & 1/4" brake lines.

## Overview

The 4LIFETIMELINES Premium Brake Line Fitting Kit offers a comprehensive assortment of 32 SKUs including unions, adapters, and tube nuts designed for 3/16" and 1/4" brake lines. Crafted from durable copper, nickel, and stainless steel, this kit supports both inverted and bubble flare repairs. Packaged in a transparent, shatter-resistant tray with labeled lids, it’s optimized for professional repair shops and DIY enthusiasts alike. With a lifetime warranty, it ensures long-lasting, secure brake line connections and exceptional value.

## Description

Buy 4LIFETIMELINES Premium Brake Line Fitting Kit: Complete Assortment Including Union & Adapter, 32 SKU - for 3/16" & 1/4" Tube Nuts, Ensuring Robust & Secure Connections for All Brake Line Repairs: Brake Lines - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Great kit, little pricey but cheaper than a shop! - If you have the double flare tool and some skill, you can save a ton of money. Looks great, used a few so far, works perfect with the ni-cop lines. Many bins have just one fitting and other sizes have several, just fyi. Already paid for its self.
Review: Valuable kit for any garage - I am very impressed with this kit. It has a wide variety of fittings as well a metric and standard sizing fittings making it easy to identify the sizes existing parts.

## Features

- Comprehensive Kit for Brake Line Repairs: Contains all essential tube nuts, unions, and adapters for working on and creating any 3/16" and 1/4" outside diameter brake lines, ensuring a durable brake line repair with both inverted and bubble flares. Your one-stop solution for all brake line fittings needs!
- Wide Variety With 32 SKUs: Our brake line fittings assortment includes a diverse range of 32 SKUs, providing the ideal brake line parts for any automotive hydraulic braking system project or repair, enhancing ease and efficiency.
- Specially Designed For Repair Shops: Our fitting assortments are meticulously crafted for both specialty and general repair shops, featuring a specific collection of fast-moving fittings for comprehensive and efficient brake line repair and maintenance.
- Convenient and Organized Packaging: Assortments come in shatter-resistant, transparent plastic trays, making it easy to locate, select, and refill the components. The inside lid labels facilitate quick identification and accessibility, ensuring an organized and efficient work process.
- Guaranteed Lifetime Warranty: Enjoy peace of mind with a lifetime warranty on all products purchased from 4Lifetimelines. Trust in the enduring quality and reliability of our tube nuts adapters and other components for all your durable brake line repair needs.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07BN3D8FW |
| Best Sellers Rank | #128,200 in Automotive ( See Top 100 in Automotive ) #88 in Automotive Replacement Brake Fittings |
| Brand | 4LIFETIMELINES |
| Brand Name | 4LIFETIMELINES |
| Color | Multicolor |
| Connector Type | Union |
| Customer Reviews | 4.5 out of 5 stars 821 Reviews |
| Exterior Finish | Brass, Nickel |
| Item Dimensions | 12.5 x 18.25 x 3 inches |
| Item Weight | 6.3 pounds |
| Item dimensions L x W x H | 12.5 x 18.25 x 3 inches |
| Manufacturer | 4LifetimeLines |
| Manufacturer Part Number | LTA316140 |
| Material | Copper, Nickel, Stainless Steel |
| Material Type | Copper, Nickel, Stainless Steel |
| Model Number | LTA316140 |
| Number of Pieces | 136 |
| Size | 3/16" & 1/4" |
| Thread Size | 1/4 |
| Thread Type | BIT |
| UPC | 811701030674 |
| Unit Count | 1 Count |

## Product Details

- **Size:** 3/16" & 1/4"
- **Material:** Copper, Nickel, Stainless Steel
- **Brand:** 4LIFETIMELINES
- **Color:** Multicolor
- **Item dimensions L x W x H:** 12.5 x 18.25 x 3 inches
- **Connector Type:** Union
- **Thread Size:** 1/4
- **Exterior Finish:** Brass, Nickel
- **Thread Type:** BIT
- **Item Weight:** 6.33 Pounds

## Images

![Premium Brake Line Fitting Kit: Complete Assortment Including Union & Adapter, 32 SKU - for 3/16" & 1/4" Tube Nuts, Ensuring Robust & Secure Connections for All Brake Line Repairs - Image 1](https://m.media-amazon.com/images/I/71KHLtsdDOL.jpg)
![Premium Brake Line Fitting Kit: Complete Assortment Including Union & Adapter, 32 SKU - for 3/16" & 1/4" Tube Nuts, Ensuring Robust & Secure Connections for All Brake Line Repairs - Image 2](https://m.media-amazon.com/images/I/71XxV6gB8gL.jpg)
![Premium Brake Line Fitting Kit: Complete Assortment Including Union & Adapter, 32 SKU - for 3/16" & 1/4" Tube Nuts, Ensuring Robust & Secure Connections for All Brake Line Repairs - Image 3](https://m.media-amazon.com/images/I/81c-f2Mn5RL.jpg)
![Premium Brake Line Fitting Kit: Complete Assortment Including Union & Adapter, 32 SKU - for 3/16" & 1/4" Tube Nuts, Ensuring Robust & Secure Connections for All Brake Line Repairs - Image 4](https://m.media-amazon.com/images/I/81xydwm0QrL.jpg)
![Premium Brake Line Fitting Kit: Complete Assortment Including Union & Adapter, 32 SKU - for 3/16" & 1/4" Tube Nuts, Ensuring Robust & Secure Connections for All Brake Line Repairs - Image 5](https://m.media-amazon.com/images/I/71pX+lZX8xL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great kit, little pricey but cheaper than a shop!
*by M***. on October 11, 2021*

If you have the double flare tool and some skill, you can save a ton of money. Looks great, used a few so far, works perfect with the ni-cop lines. Many bins have just one fitting and other sizes have several, just fyi. Already paid for its self.

### ⭐⭐⭐⭐⭐ Valuable kit for any garage
*by C***I on July 31, 2025*

I am very impressed with this kit. It has a wide variety of fittings as well a metric and standard sizing fittings making it easy to identify the sizes existing parts.

### ⭐⭐⭐⭐ Good kit, slight miss though.
*by J***K on August 4, 2024*

A few of the fittings were doubled up and in wrong spot, so some of the fittings were not even included. Unfortunately the fittings I needed were some that were missing.

## Frequently Bought Together

- 4LIFETIMELINES Premium Brake Line Fitting Kit: Complete Assortment Including Union & Adapter, 32 SKU - for 3/16" & 1/4" Tube Nuts, Ensuring Robust & Secure Connections for All Brake Line Repairs
- 4LifetimeLines 3/16" x 25' Genuine Copper-Nickel Alloy Non-Magnetic Brake Line Replacement Tubing Coil Roll & Fitting Kit, Inverted Flare, Easy to Bend, Corrosion Resistant
- 4LIFETIMELINES Brake Line Fitting Size Gauge

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**Shop now:** [https://www.desertcart.ec/products/103062363-premium-brake-line-fitting-kit-complete-assortment-including-union-adapter](https://www.desertcart.ec/products/103062363-premium-brake-line-fitting-kit-complete-assortment-including-union-adapter)

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-08-13*