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Important: Verify connector shape and pins match your original part.
Downstream Wideband O2 Sensor for Dodge Ram 2500 3500 6.7L Cummins Diesel | 234-5090, 05149263AA
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Downstream Wideband O2 Sensor

Fits Dodge Ram 2500 3500 6.7L Cummins Diesel
Replaces OE: 234-5090, 05149263AA
Resolves Symptoms
  • Check Engine Light (P0420/P0171)
  • Rough Idle & Hesitation
  • Poor Fuel Economy (MPG)
  • Failed Emissions Inspection
Estimated Delivery Free
Ordered
Oct 30
Prepared
Oct 30-Oct 31
Delivered
Nov 1-Nov 4
Dispatched quickly from local CA warehouses.
2-Year Warranty
+

🛡️ Quality Coverage: Protects against any manufacturing defects for 2 full years.

🔄 Free Replacement: Brand-new replacement for free if quality issues occur.

30-Day Return & Refund
+

📦 Free Returns: Zero costs to you if the product has quality issues.

💰 Full Refunds: 100% money-back guarantee within 30 days for defective items.

5-Step Fitment Guide
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  1. Check OE: Find original part no. & plug.
  2. Compare Photos: Match plug with our images.
  3. Verify YMM: Confirm via fitment tool.
  4. Review Specs: Check pins & dimensions.
  5. Purchase: Buy confidently once matched!
Review Rewards
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Share an install photo & review to unlock:

  • Under $50 Orders: 3% Off Next Order
  • $50+ Orders: 5% Direct Cashback

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$34.95
  • No hidden fees: What you see is what you pay.
  • Restore performance: Fix issues and drive with confidence.
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If problem with product: Free Returns & Refunds
Check Engine Light? Find Your Symptoms
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🌬️ O2 & A/F Sensors
  • P0134No Activity Detected
  • P0135Heater Circuit Malfunction
  • P0137/38Circuit Low/High Voltage
  • P2195Signal Stuck Lean
  • P0030/31Heater Control Circuit
⛽ Fuel & Air Mixture
  • P0171/74System Too Lean
  • P0172System Too Rich
  • P2096Post-Catalyst Trim Too Lean
  • P0087Fuel Rail Pressure Low
  • P0201-04Injector Circuit Open
♻️ Catalytic Converters
  • P0420Efficiency Below Threshold (B1)
  • P0430Efficiency Below Threshold (B2)
⚡ Ignition / Misfires
  • P0300Random Misfire
  • P0301-06Cylinder-Specific Misfire

Automotive-Leader Sensors

Vehicle Compatible

Year
Make
Model
Engine/Displacement
2007-2010
DODGE
RAM 2500
6.7L L6 Diesel (Turbo)
2007-2010
DODGE
RAM 3500
6.7L L6 Diesel (Turbo)
2011-2012
RAM
2500
6.7L L6 Diesel (Turbo)
2011-2012
RAM
3500
6.7L L6 Diesel (Turbo)

 

Product Specifications

Warranty & Support: 2 Years + 24/7 Technical Support
Item
Specification
Core Part Number
234-5090
Interchange: 2345090, 05149263AA, 5149063AA, 68067170AA, 0258005274, 0258005275, 0258005288, 68328896AA, 26907J501, 226909F601, 234 5090, 17212, 24325, 250-25034, 350-35040, 6806717
Position
Exhaust System, Downstream (Post-Catalytic Converter)
Key Parameters
- Type: Heated Oxygen Sensor
- Wire Configuration: 5-Wire
- Connector Gender: Male
- Wire Harness Length: 13.15 In.
- Thread Diameter: 0.711 In.
- Mounting Type: Threaded

Package Content :

1Pcs 234-5090 Oxygen Sensor