Vaico V10-4378 Intercooler Hose - Right

Intercooler Hose Overview

This VAICO intercooler hose is built for turbocharged intake-air routing where a secure, sealed connection matters. It is a direct-fit replacement for select Volkswagen and Audi applications and uses reinforced rubber construction for dependable airflow transfer.

Key Features

• Rubber hose with textile reinforcement for added strength and shape retention
• Stainless steel compression ring material for secure connection support
• Measured length of 297 mm and width of 149 mm
• VAICO part number V10-4378 for catalog matching
• Fits select Volkswagen Beetle, Golf, Jetta, and Audi A3 applications

Detailed Description

VAICO V10-4378 is an intercooler hose designed for specific Volkswagen and Audi turbocharged applications that use OE number 1K0145834AC. The reinforced rubber construction helps maintain airflow path integrity under engine bay heat and pressure changes, while the stainless steel compression ring material supports a stable connection at the hose end. This part number, V10-4378, is listed for right-side fitment on the compatible vehicles shown below, including Volkswagen Beetle, Volkswagen Golf, Volkswagen Jetta, and Audi A3.

VAICO’s VAICO line focuses on replacement parts built to match original equipment specifications for European vehicles. For buyers searching for a Volkswagen Jetta intercooler hose or an Audi A3 intercooler hose, this part provides a catalog-matched solution with OE reference 1K0145834AC and fitment-specific application data.

What It Helps Address

• Cracked or split charge-air hose material
• Boost leaks caused by worn hose connections
• Loss of airflow efficiency in the intercooler circuit
• Fitment issues when replacing the OE-numbered hose
• Heat-related hose deformation in the engine bay

Installation Notes

Verify the OE number 1K0145834AC and match the vehicle’s build date or VIN notes before ordering. This part fits right-side applications only, including Volkswagen Jetta models with VIN breakpoints noted in the fitment table. Confirm hose dimensions against the original part before installation.

Quality Assurance

VAICO replacement parts are cataloged for OE-style application matching on European vehicles. Part number V10-4378 is cross-referenced to OE number 1K0 145 834 AC for the same application.