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TGK Motorsport Audi 4.0T Ultimate Billet Coolant Kit
TGK Motorsport Audi 4.0T Ultimate Billet Coolant Kit
  • SKU: TGK-0304-11
  • Availability: In stock Usually ships within 5-7 Days Special Order 4-6 Weeks

TGK Motorsport Audi 4.0T Ultimate Billet Coolant Kit

$919.00

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DESCRIPTION
Overview Address all three of the front coolant components in the Audi 4.0T cooling system with the TGK Motorsport Ultimate Coolant Reliability Bundle — featuring our Billet Front Thermostat Piping Kit, Coolant Shutoff Valve Delete Kit, and Billet Coolant Flange. This comprehensive upgrade replaces all factory plastic fittings with 6061-T6 billet aluminum components and introduces critical sealing improvements to eliminate coolant leaks and overheating risks once and for all. The Audi 4.0T engine's cooling system is plagued by multiple weak points that commonly result in hard-to-diagnose coolant leaks, vacuum-related failures, and even engine-threatening overheating. Each of these components is vulnerable due to the OEM use of plastic housings and minimal sealing — and all three are known to fail, often at the worst time. This all-in-one kit provides a permanent solution by replacing the front thermostat elbow, coolant shutoff valve, and main coolant flange with precision-machined billet aluminum parts designed for performance, reliability, and peace of mind. Specifications
Material 6061-T6 Billet Aluminum
Finish CNC Machined
Kit Contents Front Thermostat Piping Kit, Coolant Shutoff Valve Delete Kit, Billet Coolant Flange
Sealing System Dual-Gasket Design (Thermostat Piping)
Fitment Direct OEM Replacement
Installation PDF Instructions Included
Features & Benefits ✓ Complete Front Coolant System UpgradeAddresses all three known failure points in one comprehensive kit for total peace of mind. ✓ Dual-Gasket Sealing SystemEnhanced redundancy and leak prevention on the thermostat piping for superior reliability. ✓ Dangerous Shutoff Valve EliminationRemoves the vacuum-actuated valve that commonly fails closed, preventing overheating risks. ✓ 6061-T6 Billet ConstructionPrecision-machined aluminum components replace weak plastic fittings for motorsport-grade durability. ✓ Direct OEM+ FitmentDrop-in replacement with superior materials and engineering for enhanced performance. ✓ Eliminates Hidden Coolant LossPrevents hard-to-diagnose leaks and system degradation from failing plastic components. Frequently Asked Questions Why bundle all three coolant components together? Each component is a known failure point on the 4.0T, and they often fail silently. By upgrading all three at once, you get a complete permanent solution whether chasing down mystery leaks or proactively upgrading for reliability. What makes the shutoff valve so dangerous when it fails? The vacuum-actuated shutoff valve commonly fails in the closed position, completely blocking coolant circulation and creating severe overheating risk that can damage the engine. How does the dual-gasket sealing system work? Unlike the OEM single O-ring design, our billet thermostat piping uses two gaskets for enhanced redundancy and leak prevention, especially during cold starts and high-pressure conditions. Will this kit work on tuned 4.0T engines? Yes, the billet aluminum construction and enhanced sealing make this kit ideal for tuned vehicles that put additional stress on the cooling system components. Are installation instructions included? Yes, detailed PDF installation instructions are provided. Click HERE for the installation guide.
DOCUMENTS
AVAILABILITY

Eurosport Performance does not have live inventory. Although we aim shipping out not stocked products within 5 business days, supply constraints, import proceedures and product availability can cause additionnal delays. Please refer to the table below for more accurate details. 

In stock - We have the item in stock at our warehouse and you can expect fulfillment within 24 hours.

Usually ships within 5-7 business days - We must import this product from our supplier or the manufacturer. Standard import proceedures take between 5-7 business days and you can expect fulfillment within 8 business days.

Back ordered - This product is out of stock at our warehouse with units in transit from our supplier. Fulfillment can vary. 

If you wish to have a more accurate ETA, please send us a message at info@es-performance.com and we will respond within 24-48h. 

WARRANTY

12 Months

All products sold by Eurosport Performance are warrantied against manufacturing defects according to the manufacturer's warranty policy*. Warranty does not cover abuse, misuse, damages caused from improper manipulation, normal wear and tear, improper installation, or damages resulting from racing. Warranties only apply to the original owner. If a product is found defective, the customer will receive, at the discretion of Eurosport Performance, a replacement part at no extra cost.

* Conditions may apply. Please visit our Refund Policy or contact us at info@es-performance.com

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