Max out the performance of your EA888 EVO4 with the KURO G30-770 Ball Bearing Turbocharger by Arashi Dynamics — a high-flow, stock-location turbo designed for drivers seeking serious power gains, quick spool, and reliability on the road or track.
This turbo arrives brand-new with a complete CHRA balanced by a VSR core-balancing machine (balance sheet included), ready for installation. It is engineered as a direct replacement for the OEM Continental turbo on MK8 Golf R and Audi A3 EA888 EVO4 engines, offering a significant upgrade in flow and performance potential.
🚗 Compatibility:
|
|
⭐ Features & Key Specs:
- Brand-new CHRA balanced by VSR machine for smooth, reliable operation.
- OEM turbo replacement: Designed to replace stock Continental turbos (part numbers 06Q145703H / 06Q145703F / 06Q145703C).
- Compressor wheel: 57 / 71 mm reverse-trim billet, 9-blade point-mill design — optimized for high flow and efficiency.
- Turbine wheel: 55 / 60 mm reverse-trim Inconel turbine wheel (9 blades) built to handle high exhaust heat and pressure.
- Compressor housing A/R: 0.79 — supports high boost and flow.
- Turbine housing A/R: 0.61, made from SCH22 high-temperature material for durability under heavy load.
- Ceramic ball-bearing CHRA with water-cooled center housing — improved spool, longevity, and thermal stability.
- Stock-location flange and mounting — bolt-on fitment for EA888 EVO4 platforms, no major fabrication required.
📦 Package Includes:
- KURO G30-770 Turbocharger (CHRA + housings)
- Oil line kit
- Water line kit
- Balance sheet (VSR balanced)
Important Notes
- Professional tuning and supporting modifications required for safe operation and to realize the turbo’s full potential (fuel system, intercooler, exhaust, ECU calibration, etc.).
- Power and performance gains vary depending on build, fuel, and tuning strategy.
- May be a pre-order item if stock is currently unavailable — please contact us for availability before ordering.
- Ships directly from the manufacturer.
ShipInsure Package Protection
We recommend selecting ShipInsure during checkout to protect your turbo from damage, loss, or theft during transit. Orders without protection are not eligible for shipping-related claims.
File a claim: Claims Center
EuroSpeed offers free worldwide shipping on all products.
We include tracking information at no extra charge with every order. Most in-stock items are processed and ready to ship within 2–5 business days.
Free Shipping Policy
At EuroSpeed, shipping is included in the price of our products for your convenience. This policy covers the initial cost of shipping your order to your destination.
Note: Import duties, taxes, or clearance fees imposed by your country are not covered under this policy and are the recipient’s responsibility. While our shipping partners typically handle customs clearance, they may occasionally require additional information. If needed, our team is here to assist with the process.
Fulfillment Locations
We stock products at both our U.S. facility and international fulfillment centers to accommodate buyers worldwide. Your order will ship from the location where the product is currently available.
If you would like to confirm stock availability at a specific location, please contact us prior to purchase.
Shipping Times (Estimated)
- Orders typically ship within 5 business days of purchase
- Custom carbon fiber items may require additional time for production
- Delivery to most countries usually takes 5–14 business days after shipping
- Custom carbon fiber items may deliver in 2–8 weeks from purchase date
- All orders will receive a tracking number once generated by the courier (may take 2–3 business days after dispatch).
If any delays arise, we will promptly notify you via email with an updated timeline. Please note that these are estimates and may vary due to unforeseen circumstances. We cannot cancel or refund an order while it is in transit due to delays until the carrier officially marks it as lost.
Receiving Your Item
Upon delivery, carefully inspect the item for any defects or damage before signing for it. If the item is damaged or not as expected, do not accept the package. Once a damaged or defective product is accepted, EuroSpeed cannot cover return shipping costs.
Please ensure your shipping address is entered correctly. We are not responsible for any costs associated with providing an invalid or incorrect address, failure to accept delivery at the provided address, or failure to collect delivery from the post office within the required time frame. We are unable to provide refunds for orders delivered to an incorrect address.
Import Information
EuroSpeed’s free shipping policy does not include import fees, taxes, or duties required by your destination country. These charges are the responsibility of the recipient, and we are not responsible for any duties or taxes that your local customs may request. Please contact your local customs office or refer to their website for information on duty and tax amounts.
Most shipments clear customs automatically through the shipping provider. However, if additional information is needed to complete the process, we will assist you to ensure a smooth resolution.
If customs clearance fails and the item is returned or destroyed:
- EuroSpeed reserves the right to deny refund claims
- Returned items may incur return shipping fees, which will be deducted from any eligible refund
- Items deemed too costly to return will be destroyed, and no refund will be issued if this occurs
ShipInsure Package Protection
For added peace of mind, EuroSpeed offers ShipInsure—an optional package protection service for your order. When selected during checkout, this service ensures coverage for lost or damaged packages. We are not responsible for shipping delays, lost packages, or damaged items if purchase protection is not selected during checkout.
- Protects against lost or damaged packages
- Must be selected at checkout
- Not all oversized body kit purchases are eligible—please contact us for custom insurance arrangements if needed
To file a claim: Please visit our Claims Center.
ShipInsure Coverage Policy
- Claim must be filed within 14 days of delivery
- Packages stuck in transit for 14 days are considered lost
- Damaged claims typically require photo evidence
- 2-day buffer after delivery before lost/stolen claims may proceed
- Police reports may be required for orders over $500 or where fraud is suspected
- “Damaged” means broken and unusable
📨 Questions?
For any inquiries about your order or our shipping policies, please contact our team at support@eurospeed.co. We’re here to help!
Product Installation & Use Disclaimer
EuroSpeed is not liable for any damages, injuries, or issues resulting from the installation or use of our products.
We strongly recommend professional installation to ensure proper fitment and function. Any damage caused by improper installation, misuse, or modification is the sole responsibility of the user.
By purchasing and using this product, you acknowledge and accept all associated risks.