These terms and conditions apply to purchases made on this site:


How can I register?

The B2B store is available to reseller customers of products sold by N. Duarte, Unipessoal Lda.

To register, you can go to the top right corner of the page, click on the "Login" button, and enter the login page. On the login page, in the "Don't have an account yet?" section, click "continue". Then, simply fill in all the fields in the B2B access request form and click "Continue".

Registration is a simple and quick process. After registration, your account will be reviewed for verification of your company and activated by us.

 ND Tuned® assumes no responsibility for delays in order delivery due to lack of data or incorrect registration data.

How do I place my first order?

Before placing your first order, you should register on our website. Once your account is activated, you should log in.

 You should add the products you want to your shopping cart. Once you have added all the products, simply proceed to complete the order by providing the delivery and billing address, as well as the shipping method.

Can I place an order until what time for it to be shipped on the same day?

 Orders completed by 13:00 will be shipped on the same day**. After that time, we cannot guarantee same-day shipment. Shipments are always processed in the order they are received.

** Except during festive seasons, states of emergency/disaster, and/or advance notice.

Can I change materials and quantities in my order?

You should contact us, only via email, to make changes to the order. If the order is still in our facilities, we will proceed with the changes.

What happens if I pay for an order and the items are out of stock?

If an order is incomplete due to stock shortages, we will contact you to either replace it with an equivalent product or keep the amount as credit for a future order.

If, at the time of placing an order, some products are out of stock, the order will only be shipped once all products are available. If you do not wish to wait, there are two ways to expedite the shipment: the mentioned products will be pending for delivery in a future order, or they will be delivered separately, with the customer bearing the shipping costs.

How can I clarify any doubts about my order?

At any time, if you have any doubts regarding your order, please contact us at

In-Store Pickup?

You can pick up your order at our facilities in Caceira (Figueira da Foz).

Product Prices

ND Tuned® offers a single price on the website, corresponding to both the online and in-store prices. All prices are in euros. Product prices may be changed without prior notice.

In accordance with the provisions of Decree-Law No. 7/2004 of January 7th (as amended by Decree-Law No. 62/2009 of March 10th and Law No. 46/2012 of August 29th), N. Duarte, Unipessoal Lda reserves the right to unilaterally cancel any orders where the final price is incorrect or outdated or in case of programming errors, product defects, or if the contractual proposal is misdelivered and the error concerns an essential element of the contract. The customer will be notified of this if payment has already been made and will be fully refunded.


The prices displayed include the VAT at the legal rate in force. If you are a reseller customer, after logging in, the displayed prices do not include VAT.


Stock errors may occur in ND Tuned®'s inventory.

Product Images

ND Tuned® aims to include up-to-date photos of all products on this website.


Shipping and Payment

When placing an order, you must provide a physical address for delivery. To assist us in processing your order, please provide a contact number. We do not ship orders to P.O. boxes.

What is the carrier and how long does delivery take?

Shipping is carried out by UPS, FedEx, and CTT Expresso/Tourline Express. Deliveries are made within 1-2 business days of shipment to mainland Portugal, 3-5 business days to the autonomous regions (Azores and Madeira), and 1-3 business days to mainland Spain. Deliveries are made from Monday to Friday, except on holidays. For other countries, delivery times vary depending on the region.

What is the delivery time?

Products are provided after payment confirmation or, in the case of cash on delivery, shipped on the day of the order. Excluded are situations such as immediate shortages of certain references or possible failures in transport companies.

What happens if the item arrives damaged?

All items are carefully packaged by ND Tuned® and protected inside boxes with airbags and paper. If you notice that the packaging is damaged and without our custom adhesive tape, please contact us immediately, and we will provide you with instructions to follow with the carrier.

We request that when receiving an order transported by our carriers (CTT EXPRESSO/TOURLINE EXPRESS, UPS, or FEDEX), you check the condition of the box(es) and always mention any issues observed during delivery, such as "Damaged box," "Box with signs of impact," "Box without ND Tuned tape," ... on the driver's delivery receipt. Also, whenever possible, check the contents of your order inside the box(es) so that if any product is damaged or missing, an immediate service claim can be initiated, and insurance can be activated to cover all damages/thefts.

However, after accepting the order and during its opening, if you detect any damage caused during transport, you must contact us via email immediately (on the same day of delivery) with a detailed description of the damage and photographs as evidence, including the products in question, the box along with the shipping/transport label, and, most importantly, our packaging, which we strive for quality every day.

(If you do not follow this process, ND Tuned® disclaims any responsibility)

What is the shipping cost?

Shipping costs to mainland Portugal and mainland Spain are automatically calculated and debited to your account. For the rest of the world, the cost will be charged based on size, weight, and destination.

Check shipping costs here.

What are the payment options?

Payment methods for online order shipment:

You can securely pay for your orders using one of the following payment methods: Bank transfer or Cash on delivery.

• Bank transfer
When choosing this payment method, you will receive a pro forma invoice with bank details for a bank transfer. 

• Cash on delivery
You can pay for your order upon delivery to the carrier. Payment must be made in cash (banknotes or coins) to the carrier.

In-store payment methods:

You can pay for your in-store purchases in cash (banknotes or coins). We do not accept checks as a payment method.

• Cash
Make payment in cash (coins or banknotes) at the store. Immediate change availability for banknotes in the amount of €200 or €500 is not guaranteed.

After-Sales Service

The following terms apply to the legal agreement between the Customer and ND Tuned®. By accessing, browsing, and using our online store (, the Customer acknowledges that they have read, understood, and agree to our Terms of Use.

ND Tuned® may change the terms of use at any time without prior notice to the customer, and it is recommended that customers regularly review the terms of use.

Cancellation of distance contracts (Made at

For distance contracts (online and received at the address via a carrier), Portuguese law grants the consumer a 14-day period (commonly known as the reflection period) from the date of the invoice, during which they can return the item(s) without the need to provide a reason.
In cases of free Contract Cancellation, the return shipping costs are borne by the consumer, as stipulated in article 13(2) of Decree-Law No. 24/2014 of February 14th, and the shipping costs paid for the order are not credited.
In the case of Contract Cancellation for orders in which the customer enjoys free shipping, the return costs are the responsibility of the consumer, and the initially offered shipping costs are charged (at the price stipulated in the table: through the issuance of an invoice, with the corresponding amount deducted from the refund.

Contract Cancellation (Returns) - Purchases made directly in our stores?

For purchases made directly at our premises, unlike distance purchases, Portuguese law does not require the selling company (in this case, ND Tuned®) to accept Contract Cancellation (Return) unless the item is in conformity, and in that case, we only accept exchanges/returns when a product has a manufacturing defect.
Note: Pickup of orders at our premises, resulting from reservations or purchases made previously through the Online Store, will be subject to the legislation governing purchases made directly in the commercial space and will not be considered a distance purchase.
Shipping fees vary according to the total weight of the order. ND Tuned® is not responsible for any sales taxes or other taxes imposed in the destination country or for the delivery of products.

1. Conditions for accepting Returns/Exchanges:

Although returns/exchanges are accepted within the first 14 days of distance purchases (as described above), returned items will only be accepted if they meet the following conditions:
1.1. The returned item must be intact and without any signs of use.
1.2. You must return the item along with its packaging, manuals, and accessories in pristine condition.
1.3. Along with the returned item, you must include the invoice that contains the same item.
If any of these conditions are violated, we will not be able to accept the return (and the subsequent refund) or exchange, in accordance with Article 14(2) of DL No. 24/2014.

2. Products NOT accepted for Returns/Exchanges:

Except for technical anomalies, there are items that, due to their nature, cannot be accepted for returns/exchanges in accordance with Article 14(2) of DL No. 24/2014.
2.1. Returns or exchanges of consumables/wear and tear products (Seals, O-rings, stickers, or bushings) or software are not accepted.
2.2. Customized products made to customer specifications, ND Tuned® is not responsible for customer dissatisfaction with the product(s) as it automatically refuses their return, as there was information/acceptance/agreement on the characteristics/specifications of the product(s).
2.4. Installed products.

3. Refund Methods for Returns:

If you request a refund for online purchases, it will be made through the same payment method as the initial payment. ND Tuned® will refund the amount paid for the item as soon as the technical condition of the product is verified and the conditions described above (Point 1) are met.

4. Initiating the Returns/Exchanges Process:

To initiate the returns/exchanges process, simply go to ND Tuned®'s premises with the item and your invoice. If you are unable to do this, you must initiate an RMA request using the form in your reserved area on the online store (, stating the cause of the malfunction. Subsequently, you must await the assignment of the RMA identification number and follow the procedures to send the item via a carrier to our facilities/headquarters (Rua Ribeira de Caceira, 14 – 3090-398 Figueira da Foz, Portugal).

If the item complies, the return shipping costs are the responsibility of the consumer.

What is NOT covered by the WARRANTY?

The cost of shipping the defective product(s).
Damage caused by improper or abusive use.
Damage caused by transportation outside the original packaging.
Damage caused by inadequate equipment protection.
Equipment opened by entities other than ND Tuned®.
Equipment that has undergone attempts at repair, or actual repair, outside our service centers. Consumable products subject to wear and tear (Seals, O-rings, stickers, or bushings, ...)
Therefore, ND Tuned® does not provide a warranty nor is it responsible for equipment damaged due to improper handling, installation, or configuration. Also, any alteration to the original product invalidates its warranty.


The items sold by ND Tuned® in its online store and physical premises are covered by the legal warranty regime. Before purchasing an item, please consider the following points described on this page:
a. In case of difficulties in installing/using a product, make sure you are following all the instructions in the Instruction Manuals. If the problem persists, contact our technical department;

b. In cases of RMA, ND Tuned® is committed to doing its best to exchange your product as quickly as possible. All products received at our facilities for RMA are tested and shipped as quickly as possible.

c. In the case of discontinued products, the exchange may be made for an equivalent or superior product currently on the market. However, this exchange is solely the responsibility of the supplier/manufacturer. You may also receive a credit note to use for future purchases in our store(s);

d. RMA requests are made through the form in the Customer's reserved area. Failure to follow the procedures described in that section will result in the return of the product at the customer's expense;

e. Please note that any alteration to the original product INVALIDATES ITS WARRANTY. For example: removal of serial number stickers or other warranty-related labels. In all these cases, the RMA is immediately REJECTED;

f. Regardless of whether the equipment has a warranty or not, whenever it is received for repair and no malfunction is detected, or if the malfunction has been caused by incorrect use, a fee may be charged to cover logistics costs;

g. The deadline for picking up equipment for repair is 30 days after the document is registered; otherwise, the material is considered abandoned under Article 1267/1a of the Civil Code, and ND Tuned® is no longer responsible for the integrity of the equipment. From the moment it is considered abandoned, the owner is obliged to pay a penalty of 2.5 Euros for each day of delay in picking it up. After 3 years from the date of the document, the material becomes the property of ND Tuned® by way of prescription. In the event of debt, ND Tuned® has the right to retain all the material in its facilities until the debt is fully paid.

Applicable Law

All purchases made on this website and these terms and conditions are subject to the laws of Portugal. 

ND Tuned® Advice and Tips

ND Tuned® understands the usefulness of the established reflection period for the Customer; however, this does not negate the fact that, before making a purchase, the Customer should try to ensure as much as possible that the product will really meet their expectations and be in line with their interests and tasks. Nowadays, the Internet is a powerful tool for information and clarification of doubts. ND Tuned® recommends its Customers to read and, if possible, follow these points:

Before purchasing a product, make sure it meets your needs.

Before purchasing a product, check its characteristics on the product or through one of our emails. Don't forget: the Internet is a powerful tool for information and clarification of doubts.

Before purchasing a product, see if you have any friends, colleagues, or family members who own the same product and, if so, try to get feedback.

If you are going to buy/pick up your equipment at a Physical Store, ask the seller any questions you find necessary.

After purchasing the product, always be careful when opening the box/packaging. In the case of returns/exchanges, the more you respect the conditions in which you return the product, the easier it will be for all parties involved (not applicable to items mentioned in points 2.1 and 2.2).