Auto Parts from Japan

Compatibility must be confirmed by part number before purchase.

We do NOT provide installation support or manuals.

Please contact us before purchasing if you have any questions.

Item Name: Defi ADVANCE Control Unit SE DF17701 NEW from Japan

Part Number: DF17701

Condition: NEW

・Included Items: Only the items shown in the photos are included.

Please carefully check all pictures before purchasing.

・Operation Status: This item is in proper working condition.

(For used items, please check the photos for details.)

・Compatibility: This product is designed for specific models.

Please confirm compatibility with your vehicle before purchase.

We are not responsible for incorrect fitment.

・Additional Notes: This item is an aftermarket part (unless otherwise stated).

Professional installation is recommended.

Please confirm compatibility by part number before purchase.

Some vehicles may require adjustments or additional parts for proper installation.

Please confirm compatibility by part number only before purchasing.

Vehicle make, model, year, or compatibility lists are provided for reference only.

Compatibility must be confirmed by part number.

Please refer to the item condition shown on the product page.

Used items may show signs of wear, scratches, or age-related deterioration.

Please carefully check the photos and description before purchasing.

Due to the nature of used items, they may not be in like-new condition.

Some items may be sourced as untested parts or for parts-only use.

If applicable, the listing description will clearly state: Untested / For parts / Junk / Parts only.

Items described as Untested or For Parts Only are NOT covered by operation warranty, returns, or refunds related to functionality.

This item may be an electrical component such as an ECU, sensor, or control module.

Electrical parts are highly dependent on vehicle condition, voltage, wiring, and installation.

Even with the same part number, compatibility may vary by vehicle specification or year.

Professional installation by a qualified technician is strongly recommended.

Initialization, reprogramming, relearning, or coding may be required after installation.

Protection during international shipping

We carefully pack all items to help prevent damage during long-distance international delivery.

Bubble wrap / air cushion protection is always used.

For large or heavy items, we use additional corner protection and stronger outer packaging when needed.

Actual packaging example from our store.

This item is covered by eBay's policy with a 30-day return period.

However, return and refund handling will be determined based on the condition of the returned item.

If the item has been used, installed, powered on, modified, disassembled, repaired, or returned with missing accessories or damaged packaging, a partial refund may apply.

We ship via DHL, FedEx, Japan Post, or eBay SpeedPAK Economy.

Shipment is usually within 10 business days after payment confirmation.

Made-to-order, supplier items, or manufacturer back-ordered items may require additional handling time.

All shipments include tracking numbers.

If your address is classified as a remote area, DHL or FedEx may apply an additional surcharge. In such cases, we will contact you before shipping.

Import duties and taxes are generally not included in the item price or shipping cost.

Please check with your country's customs office to determine these additional costs before bidding or buying.

If you see the message "This item includes applicable import fees - you won't pay anything extra after checkout," it means the price already includes import fees.

If this message is not displayed, import duties or taxes may be charged upon delivery.

For buyers in the United States
Import duties and taxes are included in the item price or shipping cost. Items shipped to the U.S. are sent under the Delivered Duty Paid (DDP) method.

For buyers outside the United States
Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility.

We always strive to provide the best possible service. If you experience any issues, please contact us before leaving feedback. We will do our best to assist you.