Dorman Autograde 1/4 X 1/8 Inch Hard Vacuum Tubing Connector for Automotive Emissions Systems 493-057

1/4 x 1/8 inch hard vacuum tubing connector used to repair cracked or leaking vacuum lines in automotive emissions and engine systems.

Built to meet the manufacturer's design intent for reliable service, this connector is engineered as a direct-fit replacement to match OE form and function. It is constructed from durable materials validated through testing to withstand daily driving demands and reduce the risk of repeat repairs.

Key Features

• Designed for 1/4 inch by 1/8 inch hard vacuum tubing applications
• Manufactured by Dorman Autograde for consistent quality
• Available in black or white depending on the specific application
• Direct-fit replacement engineered to match original equipment specifications
• Part number 493-057 ensures correct identification
• Compatible with Edelmann part number 712420

Benefits

• Restores proper vacuum pressure to improve engine performance
• Prevents vacuum leaks that can cause rough idling or check engine lights
• Offers a cost-effective solution compared to dealer-only parts
• Ensures a secure fit to minimize the need for future repairs
• Helps maintain compliance with emissions system requirements
• Provides confidence with durable construction for long-lasting fixes

Application

This part is ideal for mechanics and DIY enthusiasts repairing vacuum line failures in cars, trucks, and SUVs. It is commonly used to replace brittle, cracked, or disconnected tubing in intake manifolds, brake boosters, and emission control circuits.

Fitment Notes

• Universal fitment for vehicles requiring a 1/4 x 1/8 inch hard vacuum connector
• Verify existing tubing size and color requirements before installation
• Consult vehicle service manual for specific vacuum line routing

Why Choose Dorman - Autograde?

• Dorman parts are engineered as direct-fit replacements designed to match OE form, fit, and function
• Strong focus on fit, durability, and dependable performance restores vehicles with confidence
• Built with quality materials and validated through testing to stand up to daily driving demands
• Proven aftermarket solutions help reduce the risk of repeat repairs and keep vehicles operating correctly

What's in the Box

• 10 Piece set of vacuum tubing connectors

Item Dimensions

• Length: 3.2 inches
• Width: 2.4 inches
• Height: 1.5 inches
• Weight: 0.1 lbs