Oil Water Separator 8-98028411-1 8980284111 Fits for Isuzu 4HK1 Engine ELF400 ELF450 ELF500 Truck
Oil Water Separator 8-98028411-1 8980284111 Fits for Isuzu 4HK1 Engine ELF400 ELF450 ELF500 Truck is backordered and will ship as soon as it is back in stock.
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Powering 10,000+ Commercial Fleets
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One Year Warranty
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Easy 60-day Return
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Expert support & Fitment Guarantee
Description
Description
Oil Water Separator 8-98028411-1 8980284111 – Replacement for Isuzu 4HK1 Engine ELF400 ELF450 ELF500 Truck
Aftermarket oil water separator engineered for effective fuel system protection and reliable water removal in Isuzu 4HK1 engine and commercial truck applications. Precision-manufactured components ensure drop-in compatibility with correct fitment.
Technical Specifications
- Part Numbers: 8-98028411-1, 8980284111
- Condition: New, aftermarket replacement
- Function: Separates and removes water contamination from diesel fuel before it reaches the injection system in Isuzu 4HK1 and 4HK1-T engine applications, protecting injectors, fuel pump, and combustion components from water-induced damage and corrosion
Equipment Compatibility
Note: Compatibility is provided for reference. Please verify against your part number before ordering.
Fits the Following Applications:
- Isuzu Engine: 4HK1, 4HK1-T
- Isuzu Truck: 700P, ELF400, ELF450, ELF500, ELF600
Why Choose This Oil Water Separator
The oil water separator is a critical fuel system protection component in Isuzu 4HK1 engine applications — it continuously removes water contamination from diesel fuel before it reaches the high-pressure injection system, preventing injector corrosion, fuel pump damage, misfires, and power loss that result in costly repairs and unplanned downtime for commercial truck operations. A clogged or failed separator allows water to pass through to the injection system, accelerating component wear and disrupting fleet schedules. This replacement unit delivers:
- Effective water removal – Engineered to meet the filtration and fitment specifications of Isuzu 4HK1 and 4HK1-T engine fuel systems in ELF and 700P series truck applications
- Exact-fit installation – Direct replacement designed for drop-in compatibility without modification across all listed Isuzu truck models
- Durable construction – Built to withstand continuous fuel flow, vibration, and the demanding duty requirements of Isuzu commercial truck operation
- Cost-effective solution – Aftermarket quality at a fraction of dealer pricing
Package Contents
- 1 × Oil Water Separator 8-98028411-1
Essential for Isuzu 4HK1 engine and ELF400, ELF450, ELF500, ELF600, and 700P truck fuel system maintenance and oil water separator replacement. Keep your Isuzu truck delivering full engine protection and uninterrupted operation on every route.
1 Year Warranty
1 Year Warranty
Fab Heavy Parts is excited to offer a 12-month warranty on all new replacement/aftermarket parts starting from your original purchase date.
Enjoy peace of mind with Fab Heavy Parts!
For more warranty details, please check out our warranty policy.
Fast Delivery
Fast Delivery
Estimated delivery time 3-6 workdays
No Core Charge
No Core Charge
We don't have a core charge for any products.
Frequently Asked Questions
Shipping and Delivery
What countries do you ship to?
What countries do you ship to?
We can ship to these countries:
Indonesia, Japan, Malaysia, Philippines, Singapore, South Korea, Thailand, Vietnam
United States
Belgium, San Marino, Italy, Spain, Netherlands, France, Germany, Finland, Austria, Denmark, Ireland, Luxembourg, Monaco, Norway, Sweden, Switzerland, Portugal, Poland, Hungary, Canada, Estonia, Australia, Mexico, New Zealand, Bulgaria, Croatia, Cyprus, Czechia, Greece, Greenland, Iceland, Liechtenstein, Lithuania, Malta, Romania, Russia, Slovakia, Slovenia, Latvia, Turkey, United Kingdom
How long will it take to receive my order?
How long will it take to receive my order?
Estimated delivery time to USA: 3-6 workdays;
Estimated delivery time to Canada, Mexico: 4-7 workdays;
Estimated delivery time to Australia: 4-7 workdays;
Estimated delivery time to European countries: 4-7 workdays;
Estimated delivery time to Asian countries: 3-5 workdays.
Returns and Refunds
How do I return a product?
How do I return a product?
Our return policy lasts 60 days. If 60 days have gone by since the delivery, unfortunately, we can’t offer you a refund or exchange.
To be eligible for a return, your item must be unused, not installed, clean and in the same condition that you received it. Shrink wrapping must not be broken. 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.
Steps of Returning Products to Fab Heavy Parts
1. Request returns in seconds at our return portal.
2. Fill in the email address you left with the order & the order number to start the return. Note: a correct order number format starts with a # hashtag
3. Select the items you wish to return and choose the return reason and upload photos of the received package.
Then, Fab Heavy Parts receives your return request and starts to process your return request. We may contact you for more details.
Steps after the approval of your return request:
1. A Return label will be sent to you via email. Print out the return label, place it on the parcel, and take it to the drop-off point. Make sure you properly pack the product for return if it’s returnable.
2. A refund of the original purchase price will be issued.
Any questions about returning products, please feel free to contact us at info@fabheavy.com
How long will it take to receive my refund?
How long will it take to receive my refund?
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 3-10 business days.
Payment Methods
What kind of payment methods do you accept?
What kind of payment methods do you accept?
We accept all major credit cards, PayPal, Google Pay, Apply Pay, Shop Pay, debit cards.
If you prefer offline payment, please contact us to get our bank transfer details.
Taxes or duties
Will I receive customs/import duties?
Will I receive customs/import duties?
For orders shipping to the United States, our price includes the import fees. The receiver/buyer doesn't need to pay any extra customs taxes, or duties for their packages. For orders shipping to non-US countries, please check our policy here.






