MASS AIRFLOW SENSOR FOR GM 2001-2007 6.6L DURAMAX LB7 LLY LBZ
MASS AIRFLOW SENSOR FOR GM 2001-2007 6.6L DURAMAX LB7 LLY LBZ is a 100% new direct-replacement MAF sensor with 5-pin connector, priced at $22.41. Ideal for restoring engine performance and fuel efficiency in Duramax diesel trucks with faulty airflow meters.
● In stock
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Key features
- Exact Fit — 2001–2007 GM 6.6L Duramax LB7 LLY LBZ
- 100% Brand New — Never refurbished or used
- 5-Pin Electrical Connector — OEM-matching plug
- Durable Plastic Housing — Black finish as shown
- Direct OEM Replacement — No modifications needed
- 1-Year Warranty — Manufacturer-backed reliability
- Includes Full MAF Unit — Ready to install
Pros
- ++ Affordable at $22.41
- ++ New condition ensures reliability
- ++ Exact OEM fit and function
- ++ Backed by warranty
- ++ Wide vehicle compatibility
Cons
- −- Not a performance upgrade
- −- Plastic housing may be less heat-resistant
About MASS AIRFLOW SENSOR FOR GM 2001-2007 6.6L DURAMAX LB7 LLY LBZ
What is MASS AIRFLOW SENSOR FOR GM 2001-2007 6.6L DURAMAX LB7 LLY LBZ?
This Mass Airflow Sensor is a brand-new replacement component designed specifically for General Motors 6.6L Duramax diesel engines from 2001 to 2007, including LB7, LLY, and LBZ engine variants. It accurately measures the volume and density of air entering the engine, enabling the engine control unit (ECU) to maintain optimal air-fuel ratio. A failing or inaccurate MAF sensor can lead to poor fuel economy, rough idling, and reduced power. This unit ensures reliable readings and smooth engine operation, serving as a direct-fit solution for diesel truck owners facing airflow meter issues.
Key features
- Exact Fit — Designed for 2001–2007 GM 6.6L Duramax engines including LB7, LLY, LBZ.
- New Condition — 100% brand new with 5-pin electrical connector for reliable performance.
- Durable Build — Constructed with high-quality plastic housing in black finish.
- Direct Replacement — OEM-equivalent design requires no modifications during installation.
- Warranty Included — Backed by a 1-year warranty for added peace of mind.
- Multiple Interchanges — Compatible with AFH90M-01B, 64-1889, 8-97209-545-2, and other common part numbers.
- Complete Unit — Includes full MAF sensor assembly ready for immediate installation.
Who is MASS AIRFLOW SENSOR FOR GM 2001-2007 6.6L DURAMAX LB7 LLY LBZ for?
This sensor is ideal for owners of Chevrolet and GMC diesel trucks from 2001 to 2007, including Silverado, Sierra, Kodiak, Topkick, Express, and Savana models. It’s especially useful for DIY mechanics and fleet technicians replacing failed or malfunctioning MAF sensors to restore drivability and fuel economy. The direct-fit design makes it accessible for users with basic wrench skills.
How does MASS AIRFLOW SENSOR FOR GM 2001-2007 6.6L DURAMAX LB7 LLY LBZ compare?
Compared to remanufactured or used MAF sensors, this new unit offers greater reliability and consistent performance. While not a performance upgrade, it matches OEM specifications exactly, unlike some universal aftermarket sensors that may require tuning. It’s more affordable than dealer-sourced OEM parts while maintaining compatibility and fitment across multiple vehicle platforms and engine variants.
Best use cases
- →Replacing failed MAF sensor in Duramax diesel
- →Restoring fuel efficiency and idle stability
- →Fixing check engine light related to MAF
- →DIY repair for Silverado 2500 HD owners
- →Fleet maintenance for Kodiak/Topkick trucks
Is MASS AIRFLOW SENSOR FOR GM 2001-2007 6.6L DURAMAX LB7 LLY LBZ right for you?
This MAF sensor is best for Duramax diesel owners experiencing airflow-related performance issues. Suitable for DIYers with basic mechanical skills. Not intended for performance tuning. Consider this over used or reman units for reliability. Always verify your engine code (LB7, LLY, LBZ) before purchase.
How it compares: Compared to remanufactured or universal MAF sensors, this new direct-fit unit offers superior reliability and plug-and-play installation. It matches OEM specs without the dealer price tag, making it a smarter choice than used or untested alternatives.
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What vehicles does this MAF sensor fit?
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This sensor fits 2001–2007 GM 6.6L Duramax engines including LB7, LLY, and LBZ variants in Silverado, Sierra, Kodiak, Topkick, Express, and Savana models. Always confirm your engine type before installation.
Does this MAF sensor improve horsepower?
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No, this is a direct-replacement sensor, not a performance upgrade. It restores factory performance and fuel efficiency but does not increase horsepower or torque beyond OEM levels.
How do I know if my MAF sensor is failing?
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Symptoms include rough idle, poor fuel economy, hesitation under load, and check engine light with MAF-related codes. Replacing a faulty unit can resolve these drivability issues quickly.
Is this sensor new or remanufactured?
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This is a 100% brand-new MAF sensor, not rebuilt or used. It ensures long-term reliability and accurate airflow readings right out of the box.
Can I install this myself?
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Yes, this is a direct-fit replacement that requires basic hand tools and mechanical knowledge. Most users can install it in under 30 minutes with minimal disassembly.
How much does MASS AIRFLOW SENSOR FOR GM 2001-2007 6.6L DURAMAX LB7 LLY LBZ cost?
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MASS AIRFLOW SENSOR FOR GM 2001-2007 6.6L DURAMAX LB7 LLY LBZ is $22.41 at Lab Work Auto. Prices may change — click through to Lab Work Auto for the latest.
Is MASS AIRFLOW SENSOR FOR GM 2001-2007 6.6L DURAMAX LB7 LLY LBZ in stock at Lab Work Auto?
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Yes, MASS AIRFLOW SENSOR FOR GM 2001-2007 6.6L DURAMAX LB7 LLY LBZ is currently in stock at Lab Work Auto.
Specifications
- SKU
- F7-1933