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Detroit Diesel DD15 Fuel Injector – Part 0986435646 | Reman

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REQUIRED: Choose ONE Core Return Option

**BY SELECTING “RETURN CORE IN ADVANCE” IT WILL TAKE 2-4 WEEKS FOR US TO SHIP YOUR PART**

By selecting “Return Core in Advance” you acknowledge that the engine part you are purchasing will not be shipped until the correct “like-for-like” core is received in assembled, rebuild-able condition in accordance with the manufacturer’s policy and has been approved by the manufacturer. The typical timeframe for a core to be approved is between 2-4 weeks after the part is received. To avoid this delay, please select to pay the refundable core charge and we will ship your product according to our shipping policy (Same day shipping if ordered by 2pm EST).

If the core is not correct “like-for-like” or in the proper condition you may receive an additional charge.

The part you are purchasing has a core charge. The Part contains a component that is recyclable. The Core Charge deposit is charged at the time of purchase. When the recyclable component from your old part is returned to us, the charge is refunded to you. Please contact our parts department with any questions.

    Returning the Core

  • Core charges will be in accordance with the OEM pricing policy.
  • Core value will be in accordance with the OEM policy.
  • Cores sent back that do not match the part purchased will not be given credit unless otherwise approved prior to return.
  • Core credit will be issued when core credit is received from the OEM. The credit process of core inspection, accounting, and issuing credit may take up to 30 days.
  • Freight charges to return core back to HHP are the customer’s responsibility. If a core is determined to have no value, the customer can request the core back at the customer’s freight expense.
  • Cores must be returned in assembled, rebuild-able condition in accordance with the manufactures policy. Cores not meeting rebuild-able criteria will not receive credit.
  • Cores must be returned within 45 days from the delivery date to receive full credit. Cores returned within 46-50 days will receive 50% credit. Cores returned after 50 days will not receive credit.
This item: Detroit Diesel DD15 Fuel Injector - Part 0986435646 | Reman
$471.32
$471.32
1 × No Charge - Return Core in Advance

In stock

$0.00
1 × Pay Core Charge - P339988C
$211.23
— Drop in your engine number and we’ll double-check it’s the perfect fit before we ship, no guesswork needed.

Condition: Remanufactured


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HHP#: P339988R

Description

Detroit Diesel DD15 Diesel Fuel Injector, Remanufactured (0986435646)

High-Quality Remanufactured Fuel Injector for Detroit Diesel DD15

Upgrade your Detroit Diesel DD15 or DD16 engine with this remanufactured fuel injector – part number 0986435646. Built to strict quality standards and manufactured in an ISO 9001:2015-certified facility, this injector delivers consistent performance and long-lasting reliability for heavy-duty diesel applications.

Why Choose This Reman Fuel Injector?

Precision Remanufacturing for Dependable Performance

This injector is carefully remanufactured to meet or exceed OEM specifications, giving you factory-level performance at a fraction of the cost of new components. Each unit undergoes rigorous testing and quality control to ensure proper fuel delivery and combustion efficiency.

Ideal Fit for DD15 & DD16 Engines

Designed specifically for Detroit Diesel DD15 and DD16 models, this injector ensures a trusted fit and function within the existing fuel system. The direct compatibility helps streamline installation and reduces the time your vehicle is out of service.

Cost-Effective Option with Core Return Program

This remanufactured injector offers excellent value without compromising quality. Plus, it comes with a core return option that refunds your core charge when you return a like-for-like rebuildable part within the required timeframe.

Product Features & Specifications

Part Number: 0986435646

Condition: Remanufactured

Fitment: Detroit Diesel DD15, DD16

Manufacturing Standard: ISO 9001:2015 Certified Facility

Warranty: 1-Year Parts Warranty (up to 30,000 miles)

Weight: Approx. 2.7 lbs

Dimensions: Approx. 11 × 2.75 × 2.75 in

This injector is crafted with durable components and tested for performance, ensuring your engine receives precise fuel atomization and reliable operation under demanding loads. 

Common Symptoms of Injector Failure

Knowing when to replace your fuel injector can prevent costly engine damage. Typical signs include:

  • Rough idling or unstable RPMs
  • Engine misfires during acceleration
  • Increased fuel consumption or reduced fuel economy
  • Black smoke or poor engine performance

These issues often indicate improper fuel delivery, and replacing the injector with this quality remanufactured unit can restore smooth engine operation.

Frequently Asked Questions: DD15 Fuel Injectors

What does “remanufactured” mean?

A remanufactured injector has been fully disassembled, cleaned, inspected, and rebuilt using high-quality components. The process restores the injector to like-new functionality and durability, often with performance at or near OEM level.

Will this injector fit my DD15 engine?

Yes – this injector is engineered specifically for Detroit Diesel DD15 and DD16 applications, ensuring a precise and reliable fit.

Do I need to return my old core?

Yes – returning your old rebuildable injector core allows you to receive the refundable core charge. Be sure to return it in the condition and timeframe required to receive full credit. 

How does reman compare to new?

Remanufactured injectors provide almost the same performance as new units but at lower cost, thanks to quality rebuilding processes and recycled core utilization.

Benefits of Upgrading Your Injector

Restore Engine Efficiency

Replacing a failing injector helps restore proper fuel atomization and combustion, which directly improves engine power, responsiveness, and fuel economy.

Reduce Downtime & Repair Costs

Investing in a quality remanufactured injector helps prevent further engine issues and reduces long-term repair expenses while maximizing uptime.

Professional Support & Fast Shipping

When you purchase this injector, you benefit from fast shipping and expert support from ASE-certified technicians who can help guide your selection and installation process.

Upgrade your Detroit Diesel DD15 or DD16 with this remanufactured fuel injector (0986435646) – a reliable, high-quality component designed for performance, durability, and value. Shop now and get back on the road with confidence!

Details for Detroit Diesel DD15 Fuel Injector - Part 0986435646...

Weight 2.7 lbs
Dimensions 11 × 2.75 × 2.75 in
Vendor Warranty

1 Year Parts Warranty Up To 30,000 Miles

Condition

Options Available

core

Additional Shipping & Return Information

0986435646, 4600701387, 4720701387, A4600701387, A4720701187, BOS0986-435-646, BOS0986435646, 0986435740

Detroit Diesel>DD15, Detroit Diesel>DD16