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Radium Engineering Mazda 13B-RE Secondary Fuel Delivery Rail

Radium Engineering Mazda 13B-RE Secondary Fuel Delivery Rail

SKU:RAD20-0446

Regular price $1,390.00
Regular price Sale price $1,390.00
(Duties & import taxes included)
Import Duties & Taxes

The displayed price includes import duties and taxes. In principle, no additional payment is required upon delivery. If the shipping carrier nevertheless charges you import duties or taxes upon delivery, please pay the charges first. Shaft Shop will reimburse you for the amount paid.

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In stock | Estimated delivery: 5–8 business days

International shipping rates are calculated at checkout.
Authorized U.S. Suppliers Sourced through authorized channels
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Japanese & English Support Contact us about fitment and delivery
FAQs: Duties, Delivery & Fitment → View full details
Radium Engineering's high-flow secondary fuel rail is designed for the 13B-RE rotary engine originally found in the 1990–1995 Mazda/Eunos Cosmo. The aluminum fuel rail is anodized black and is compatible with all common fuel types, including E85. The fuel rail is manufactured with a large internal bore to support all necessary engine power requirements. Like the OEM fuel rail, this rail features 11mm injector bores, allowing the use of stock fuel injectors.

This part fits the following:

Year Make Model Submodel
1993–1995 Mazda RX-7 Base
1993 Mazda RX-7 R1
1994–1995 Mazda RX-7 R2
1993–1995 Mazda RX-7 Touring


Before Ordering

〇 Regarding Import Consumption Tax
At Shaftoya Shopping Site, we cover the import consumption tax incurred at the time of import on your behalf, so there will be no additional charges beyond the total amount paid at checkout.

Confirmation of Compatibility
Since our entire product database is based on North American vehicles (USDM), please confirm whether parts can be installed on Japanese vehicles (JDM) before placing your order. (Please feel free to contact us if you are unsure if a listed product is compatible with your vehicle. Our support team will look into it for you.)
If you order without confirming compatibility, we cannot accept returns due to incompatibility.
Please note that even if products are sorted by selecting the year, make, and model on our homepage tabs, this does not necessarily mean they will fit Japanese market models without modification.
All products have been translated into Japanese using translation software. As there may be confusing expressions, please contact us before ordering if you have any questions.

○ Regarding Shipping
Shipping costs are paid at the time of checkout. Shipping estimates are calculated automatically once you enter your shipping address on the checkout page. In rare cases, there may be a significant discrepancy between the automatically calculated shipping cost and the actual cost for large items such as body parts. In such cases, we will contact you individually via email.

Basically, all products are shipped internationally from our US warehouse. Unlike domestic shipping in Japan, international shipping takes about 7 to 14 days, so please order with time to spare. If you are in a hurry, please contact us in advance to confirm the delivery date. Please note that all products are transported by air. They are never shipped by sea freight.

○ Regarding Japanese Vehicle Inspection (Shaken) Compatibility
All products we handle are basically designed and manufactured outside of Japan. Please be aware that they are not compliant with the "Japanese Vehicle Inspection System," and we cannot provide structural strength documentation or similar paperwork for these requirements. Therefore, all parts are sold for the purpose of "use on circuits, private property, or off-road," and installation and use are at your own risk.

○ Regarding Warranty
Please check the contents of your order immediately upon arrival. Since all products are shipped internationally from outside Japan, there may be shipping damage to the packaging box or the product. Please understand that we will only provide returns, refunds, or replacements for products with shipping damage, defective products, or incorrect items if you contact us within 7 days of receipt. Furthermore, for products sold through us, all warranty-related matters will be handled "exclusively through us." Please note that we do not coordinate with other companies or agencies located within Japan.