Main Part Number: 33800-4X450
Cross Reference Number: EJBR05501D, 33801-4X450
Product Type: Delphi Common Rail Fuel Injector Assembly
Applicable Standard: Euro 4 Diesel Emission Standard
Compatible Vehicles: Hyundai & KIA Diesel Series Models
Material: High-precision high-speed wear-resistant steel
Process: Precision grinding, high-pressure sealing test, professional bench calibration, aging test
Net Weight: 50g
Condition: 100% Brand New Aftermarket OEM Quality
Warranty: 12 Months
MOQ: 1 Piece (Support Sample & Bulk Wholesale)
Packing: Neutral Independent Packaging, Custom Private Label Supported
Key Features
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Uniform Fine Atomization: Micron-level nozzle hole precision processing, delicate and even diesel spray, fully promotes fuel combustion, effectively reduces carbon deposition and exhaust black smoke.
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Stable Injection Performance: Strict bench pressure calibration, consistent single-cylinder fuel delivery, no pressure drop or oil dripping during long-term high-frequency operation, stable overall engine performance.
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Excellent Wear & Leakage Resistance: High-hardness steel body with anti-fatigue treatment, strong resistance to high temperature and high pressure, effectively avoids internal leakage and failure caused by long-term wear.
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1:1 OEM Perfect Compatibility: Fully consistent with original installation size and assembly parameters, plug-and-play direct replacement, no modification required, high installation matching degree.
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Euro 4 Emission Compliance: Accurate injection control meets Euro 4 emission standards, effectively reduces exhaust emissions while improving fuel economy.
Solvable Common Faults
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Engine insufficient power and weak acceleration
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Excessive black smoke emission during acceleration and heavy load
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High fuel consumption and incomplete fuel combustion
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Unstable idle speed, engine jitter and intermittent stalling
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Difficult cold start and prolonged cranking time
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Injector oil leakage, dripping and serious carbon deposition
Why Choose Us
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✅ Professional Delphi common rail injector manufacturer, focused on Hyundai & KIA diesel injector series
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✅ 100% pre-delivery full inspection: atomization test, pressure stability test, tightness test
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✅ OEM standard manufacturing, consistent performance with original injectors
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✅ Flexible order policy: sample trial, small batch retail, large-scale wholesale
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✅ Sufficient spot inventory, fast global shipping and stable supply
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✅ Custom packaging, private label service and professional technical after-sales support
FAQ
Q1: What is 33800-4X450 injector cross reference?
A1: This fuel injector is fully interchangeable with EJBR05501D and 33801-4X450, perfectly matching original vehicle parameters.
Q2: What vehicles does 33800-4X450 fit?
A2: It is specially suitable for Hyundai and KIA Euro 4 standard diesel vehicles, compatible with Delphi common rail fuel system.
Q3: What causes injector replacement?
A3: Worn or clogged injectors lead to black smoke, high fuel consumption, power loss and unstable idling. Replacing with our new injector restores engine original working condition.
Q4: Do you provide quality warranty?
A4: All 33800-4X450 fuel injectors are strictly tested before shipment, with stable and reliable performance, enjoying 12-month professional warranty.
