EVIL ENERGY coolant reservoir front view showing broad VW/Audi fitment
EVIL ENERGY reservoir side view displaying mounting alignment
EVIL ENERGY cap close-up view highlighting durable inlet design
EVIL ENERGY reservoir inside view with clear level visibility
EVIL ENERGY packaging shot illustrating ready-to-install replacement part
EVIL ENERGY coolant reservoir front view showing broad VW/Audi fitment
EVIL ENERGY reservoir side view displaying mounting alignment
EVIL ENERGY cap close-up view highlighting durable inlet design
EVIL ENERGY reservoir inside view with clear level visibility
EVIL ENERGY packaging shot illustrating ready-to-install replacement part

EVIL ENERGY Coolant Reservoir VW/Audi Fitment — 603-253, 1K0121407A Replacement

Elevate your cooling system with EVIL ENERGY Upgrade or replace your vehicle's coolant reservoir with the EVIL...
Vendor: EVIL ENERGY
Availability: In stock
£50.49
£50.49
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EVIL ENERGY coolant reservoir front view showing broad VW/Audi fitment

EVIL ENERGY Coolant Reservoir VW/Audi Fitment — 603-253, 1K0121407A Replacement

£50.49
EVIL ENERGY coolant reservoir front view showing broad VW/Audi fitment
EVIL ENERGY reservoir side view displaying mounting alignment
EVIL ENERGY cap close-up view highlighting durable inlet design
EVIL ENERGY reservoir inside view with clear level visibility
EVIL ENERGY packaging shot illustrating ready-to-install replacement part

EVIL ENERGY Coolant Reservoir VW/Audi Fitment — 603-253, 1K0121407A Replacement

£50.49
Description
Description
x

Elevate your cooling system with EVIL ENERGY

Upgrade or replace your vehicle's coolant reservoir with the EVIL ENERGY Coolant Reservoir, designed to fit a wide range of Volkswagen and Audi models. This replacement part is crafted to work alongside common OEM identifiers and is engineered to handle hot coolant more efficiently, helping support steady engine performance under varied driving conditions. The result is a dependable, straightforward upgrade that aligns with real-world driving needs rather than promises of guaranteed outcomes.

Compatibility at a glance

  • Broad VW compatibility: fits multiple Beetle, Jetta, Passat, Golf, GTI, Rabbit, and other VW platforms with engines including 1.8L, 2.0L L4, 2.5L L5, and 3.6V6 variants.
  • Strong Audi coverage: compatible with select A3, Q3, TT, and TTS Quattro models powered by 2.0L L4 or 3.2L V6 engines.
  • OEM references: replacement for 603-253, 1K0121407A and related codes such as EPK0030, VW3014105, VW3014104, FRT1103C, EPT0030, VW3014103.
  • Direct replacement: designed for easy swap with no additional modifications required.
  • Functionality in action: stores hot coolant to help prevent overheating and maintain smooth engine operation.

Why this matters in real use

In daily driving, a reliable coolant reservoir contributes to predictable cooling system behavior during hot days, stop-and-go traffic, and spirited highway cruising. The part’s design emphasizes clear reservoir level visibility and compatibility with a broad set of OEM numbers, giving you confidence when performing maintenance or replacements.

How to verify fitment

  • Check the year, make, and model in your shop listing or vehicle dropdown to ensure exact match.
  • Cross-reference the OEM numbers listed (603-253, 1K0121407A, and related codes) for compatibility.

Notes on installation and care

  • Install as a direct replacement for the original part with no modification needed.
  • Inspect related hoses and clamps during replacement to support long-term reliability.

FAQ

Q: What vehicles does the EVIL ENERGY coolant reservoir fit?

A: It covers a wide range of VW and Audi models listed in the product details; verify fitment with the year/make/model selector.

Q: Is installation easy for this replacement part?

A: Yes, it is a direct replacement that can be installed without modifications.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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