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Bonbo 9864A 9864 Diesel Rail Fuel Injector Block Off Cap Tool Set, Fuel Pressure Test Adapter Kit for 2007-2018 Dodge Ram Cummins 6.7L, and 2006-2010 GMC Chevy Duramax 6.6L LBZ LMM, 6-PCS Set

Bonbo 9864A 9864 Diesel Rail Fuel Injector Block Off Cap Tool Set, Fuel Pressure Test Adapter Kit for 2007-2018 Dodge Ram Cummins 6.7L, and 2006-2010 GMC Chevy Duramax 6.6L LBZ LMM, 6-PCS Set

$37.35 USD
$37.35 USD
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About this item

  • 【Application】 Engineered to precise OEM standards. It is fully compatible with 2007-2018 Dodge Ram / Ram Cummins ISB 6.7L Turbo Diesel, and fits 2006-2010 GMC / Chevy / Medium Duty GMC Topkick C4 C5 Duramax 6.6L (LBZ & LMM) engines.
  • 【Diagnose Fuel Pressure Problems Quickly】9864A Fuel Rail Block Off Cap Tool is designed to isolate faulty diesel injectors during fuel pressure diagnostics. By blocking off individual injector ports on the fuel rail, technicians can quickly identify leaking injectors, excessive return flow, hard-start conditions, and low rail pressure issues.
  • 【Identify Faulty Injectors with Confidence】When a defective injector returns excessive fuel to the tank, rail pressure may drop below starting requirements. This block off cap allows you to isolate each injector circuit and determine which cylinder is causing pressure loss, injector imbalance, rough idle, or engine knocking.
  • 【Heavy-Duty Steel & Brass Construction】Manufactured from premium high-strength steel and brass materials for excellent durability, wear resistance, and corrosion protection. Precision-machined threads provide a secure fit and reliable sealing during diagnostic testing.
  • 【6-Piece Professional Diagnostic Set】Includes six 9864A fuel rail block off caps for testing multiple cylinders as needed.If you are not satisfied with our products, you can request a refund within 30 days. Backed by a 12-month warranty for your peace of mind

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Reviews

  • ⭐⭐⭐⭐⭐

    Michael Turner — Chicago, Illinois

    GarageNest has a practical selection of tools and vehicle-care supplies. The items I ordered were easy to understand, useful for regular maintenance, and simple to organize in my garage. Everything fit naturally into the way I already take care of my vehicle.

  • ⭐⭐⭐⭐⭐

    Daniel Foster — Austin, Texas

    I found several useful garage essentials without having to search through unrelated products. The descriptions made it easier to compare the options, and the tools have been convenient for routine checks and small maintenance projects around the garage.

  • ⭐⭐⭐⭐⭐

    Lauren Mitchell — Denver, Colorado

    I like that the products feel practical without being overly complicated. I picked up a few items for cleaning, inspection, and basic vehicle care, and they have helped make my garage setup more organized and my maintenance routine easier to manage.

  • ⭐⭐⭐⭐⭐

    Jason Reed — Portland, Oregon

    The supplies I ordered fit well into my usual vehicle-care routine. They were straightforward to use, easy to store, and helpful for keeping frequently used tools and maintenance items ready whenever I need them.

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FAQ

What types of products does GarageNest sell?

GarageNest offers automotive maintenance tools, diagnostic equipment, battery accessories, lifting supplies, tire service tools, detailing products, garage organizers, work lights, and workshop safety essentials.

How much does shipping cost?

We generally charge a flat shipping fee of $6.90 per order. Any applicable shipping charge will be displayed at checkout before payment is completed.

How long does order processing take?

Orders are generally processed within 1–3 business days, Monday through Friday, excluding public holidays. Processing may take up to 5 business days during busy periods.

How long will delivery take?

Estimated delivery within the United States is 5–10 business days after processing. International delivery generally takes 10–20 business days. Delivery times are estimates and may vary.

How can I track my order?

Tracking information will be sent to the email address used during checkout when it becomes available. Tracking updates may take approximately 2–5 business days to appear after a shipping label is created.

Can I change or cancel my order?

Please contact us as soon as possible. Orders may be eligible for cancellation or modification within 12 hours only if processing or fulfillment has not started. Changes cannot be guaranteed.

What is your return policy?

Eligible unused and uninstalled products may generally be returned within 30 days of delivery. Products must include their original packaging, components, manuals, and accessories. Prior return authorization is required.

What should I do if my item arrives damaged, defective, or incorrect?

Contact us within 7 days of delivery and include your order number, a description of the issue, and clear photos of the product, packaging, and shipping label. Please keep all original materials until we provide instructions.

How do I know whether a product is compatible with my vehicle?

Review the product description, dimensions, part numbers, voltage requirements, installation details, and compatibility notes before ordering. Compatibility may vary by make, model, year, trim, engine, and previous vehicle modifications.

How can I contact GarageNest customer support?

Email us at livguevictfeit@gmail.com. Please include your order number when your question relates to a purchase. We generally respond within 1–2 business days, Monday through Friday.

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