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Nissan YD25DDTI RHF4 VN4 Turbo Oil Feed & Return Line Kit|Complete OEM Replacement

Nissan YD25DDTI RHF4 VN4 Turbo Oil Feed & Return Line Kit|Complete OEM Replacement

Regular price $91.99 USD
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Keep your Nissan YD25DDTI diesel turbo system performing flawlessly with this Gryphontek Turbo Oil Feed & Return Line Kit, designed as a complete OEM replacement package for engines equipped with the RHF4 VN4 turbocharger.

This all-in-one kit replaces both the factory oil supply (feed) and oil drain (return) assemblies—common failure points in high-mileage YD25 engines.
The stainless-braided PTFE oil feed line ensures stable, filtered oil pressure to the turbo, while the high-temp silicone return hose guarantees smooth, unrestricted oil drainage back to the sump.

Perfect for turbo rebuilds or replacements, this kit provides everything needed for leak-free installation, improving both reliability and performance over the aging factory hardlines.

Application: Nissan YD25DDTI turbo-diesel engine
Vehicle Compatibility:
 – Nissan Truck D22 YD25DDTI
 – Nissan King Cab D22 YD25DDTI
 – Nissan Hardbody D22S YD25DDTI
 – Nissan Cabstar F24M / F24W YD25DDTI
 – Nissan Navara D22 YD25DDTI
 – Nissan NP300 D22 YD25DDTI
Turbo Compatibility: RHF4 VN4 turbocharger (OEM setup)
Oil Feed Line: 4AN PTFE Teflon stainless-braided hose with pre-crimped stainless ends
Feed Fittings: CNC-machined mild-steel adapters with anti-corrosion coating
Oil Return Hose: High-temp silicone polymer hose with excellent heat and oil resistance
Flange: Precision CNC-machined 6061-T6 aluminum drain flange
Gasket: Interface N-8092 non-asbestos composite gasket (1mm thickness)
Bolts: High-tensile class 8.8 hardware
Direct-Fit Installation: Bolts to OEM turbo and engine ports
Complete Kit: Includes both oil feed and oil return lines with all required fittings and clamps
Reliability Upgrade: Eliminates common leak and blockage issues from aged OEM lines

Simplify your turbo service with a single, complete oil line kit that handles both pressure feed and gravity drain.
This Gryphontek Turbo Oil Feed & Return Kit ensures consistent lubrication and leak-free drainage—critical for turbo longevity and diesel reliability.

⚙️ Upgrade once for lasting performance—perfect for turbo rebuilds, replacements, or YD25 maintenance.

  • Worldwide Shipping
  • 30 days returns
  • Custom Solutions
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IN CASE YOU'RE WONDERING

DUTIES & TAXES NOTICE

All duties, tariffs, and import taxes are not included in the product price.

Any additional charges are imposed by Customs and vary by country.

For accurate information, please contact your local customs office or tax authority.

DELIVERY TIMEFRAMES

Our transit times based on deliveries to major cities and are quoted in working days. Please note deliveries to remote areas may take longer.

Most parcels are arriving on time, but delays may be experienced because of the global reduction of flights and extreme weather conditions. Thanks so much for your patience!

SHIPPING POLICY

We are based in Taiwan and ship to worldwide. Our shipping services include standard and express options with tracking numbers. International customers are responsible for any and all taxes, duties, or other additional fees associated with the delivery.

Depending on the country, the shipping methods may vary.

Standard shipping is handled by EMS, USPS, Australia Post, and MyTeamGE, while express shipping is done through DHL Express and FedEx Express.

The items are shipped within 1 business days from confirmation of your order. Business days do not include Saturday, Sunday or International holidays. The shipping time is 3 to 12 days depending on the delivery location. Goods are might shipped from different warehouses at different locations to make it the most convenient for customers.

Please note that once you have placed an order, it is no longer possible to modify your shipping address. All orders are processed automatically and we are unable to expedite or delay shipping times.

REFUND POLICY

Returns
Our policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange.

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

To complete your return, we require a receipt or proof of purchase.
Please do not send your purchase back to the manufacturer.

There are certain situations where only partial refunds are granted
- Any item not in its original condition, is damaged or missing parts for reasons not due to our error
- Any item that is returned more than 30 days after delivery

Refunds
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.

Late or missing refunds
If you haven’t received a refund yet, first check your bank account again. Then contact your credit card company, it may take some time before your refund is officially posted. Next contact your bank. There is often some processing time before a refund is posted. If you’ve done all of this and you still have not received your refund yet, please contact us at gryphon@gryphontek.com.

Exchanges
We only replace items if they are defective or damaged. If you need to exchange it for the same item, send us an email at gryphon@gryphontek.com

Shipping
To return your product, you will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.

Depending on where you live, the time it may take for your exchanged product to reach you, may vary.

If you are shipping an item over $75, you should consider using a trackable shipping service or purchasing shipping insurance. We don’t guarantee that we will receive your returned item.