Product Specifications:
Built to endure the brutal torque demands of heavy payload towing and long-haul highway driving, the 0445120008 is an ultra-rugged aftermarket Common Rail Diesel Fuel Injector perfectly engineered for the legendary 2000-2004 Chevrolet Silverado 6.6L LB7 (V8) engines. Operating as the essential fuel delivery core for your Silverado 3500 heavy-duty pickup, this precision-crafted component seamlessly restores original factory injection timing and fuel atomization. Replacing a failing or leaking injector with this premium unit instantly cures violent cold start shuddering, significantly reduces excessive white exhaust smoke, and brings back the massive 305-314 BHP pulling power your truck relies on. Designed as a direct mechanical upgrade, this injector delivers true plug-and-play installation with zero complex ECU programming, empowering you to bypass expensive dealership diagnostic fees and get your rig back to work.
📊 Part Number Cross Reference
(Data verified via global catalog search – Extensive Interchangeability)
| Manufacturer Ref (Bosch Style) | Original Equipment (GM / Isuzu) |
| 0445120008 | 97729095 / 97 729 095 |
| 0986435502 | 97208074 / 2-90000-913-0 (2900009130) |
| [Alternative Replacements] | 2-90071-300-1 (2900713001) |
🚛 Fits Applications (Engine & Vehicle)
(Verified application list)
| Make | Model / Application | Engine Size | Year | Engine Code & Specs |
| Chevrolet | Silverado 3500 Heavy Duty | 6.6 d | 2000-2004 | LB7 (305-314 BHP) |
👨🔧 Tech Notes & Installation Guide
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💰 Why Replace the Full Set?
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The Risk: Leaving a single worn injector in a high-mileage 8-cylinder LB7 block causes extreme fuel pressure imbalances. This inevitably leads to severe engine knocking, dangerous fuel dilution in the engine oil, and a highly catastrophic loss of hauling torque when dragging heavy trailers.
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The Fix: We strongly advise taking full advantage of our Volume Discounts to install a completely synchronized set of 8 units. This guarantees perfectly balanced cylinder firing, returning your heavy-duty truck to a smooth, reliable idle and recovering its maximum factory towing rating.
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✅ Direct Replacement (No Coding Required):
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Rigorously flow-tested on advanced DCI benches, this unit delivers true plug-and-play functionality. It requires zero IMA programming, bypassing expensive diagnostic tools and slashing your mechanic’s workshop labor time.
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⚠️ Critical Cleaning Step:
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Heavy-duty diesel fuel rails are incredibly sensitive to microscopic metallic debris and water contamination. You absolutely must flush the entire high-pressure fuel system before installation. Always equip a brand-new 5-micron fuel filter to protect the precision internal nozzle from instant destruction.
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🔍 Explore More Heavy Duty Parts:
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⚖️ Legal Disclaimer
Part numbers, OE numbers, and brand names mentioned above are for reference and identification purposes only. This product is a compatible aftermarket replacement part and is NOT manufactured, sponsored, or affiliated with the original equipment manufacturers.
