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Air and Fuel› Superchargers, Turbochargers and Components

K04

Turbocharger 3-Inch Core Aluminum Water/Oil Cooled

$1,568.00 $120.36 Save $1,447.64

SKU: 53039880073

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In Stock
Ships by Aug 31
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$100 Minimum Order
30 Days Return
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Overview

The K04 turbocharger is a water and oil-cooled unit designed as an upgrade for Audi 1.8T and Volkswagen 1.8L engines. It features an aluminum construction with a core size of 3 inches (76mm). This turbocharger comes with a 2-year warranty.
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The K04 turbocharger is a high-performance upgrade designed for Audi 1.8T and Volkswagen 1.8L (1781CC) l4 GAS DOHC engines manufactured between 1997 and 2004. This unit is water and oil-cooled, ensuring efficient operation and longevity. Constructed from durable aluminum, this turbocharger features a core size of 3 inches (76mm). It is designed to replace or upgrade existing K03 or K04 turbochargers, offering enhanced performance capabilities for compatible vehicles. The product includes a 2-year warranty for peace of mind. This turbocharger is a direct fit for models such as the Audi A4 Quattro and Volkswagen Passat from the specified years. Its design aims to provide a noticeable improvement in power and response over stock turbochargers.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandK04
Part Number53039880073
CategoryAir and Fuel

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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