Mass Air Flow Sensor MAF 25318411-6 for Chevy GMC Cadillac - Reliable

In this review the focus is on the A-Premium Mass Air Flow Sensor MAF 25318411-6, a direct-replacement sensor aimed at owners of late 1990s to 2010s Chevrolet, GMC and Cadillac trucks and SUVs. The bottom line: this MAF is for someone who needs a budget-friendly, bolt-on replacement that restores airflow measurement and engine drivability across a long list of V6 and V8 engines. It is easiest to recommend when fitment matches your vehicle, since ease of installation and broad compatibility are the sensor's strongest selling points.

Key Features

• Wide vehicle fitment: Covers many Chevrolet, GMC, Cadillac and related models from 1999 through 2018, so owners of Silverado, Sierra, Tahoe and Yukon commonly find a match without modifications.
• Bolt-on attachment: The unit uses a bolt-on design with three mounting holes for a straightforward swap that typically needs only basic hand tools.
• Five-blade male terminal: The five-blade connector matches the factory harness for compatible models, reducing the chance of wiring issues when installed correctly.
• Aluminum and plastic housing: The mixed-material construction keeps weight down while maintaining the structural shape needed for the intake tract.
• 3.65 in outlet diameter: The measured outlet diameter ensures a proper seal to the intake tube when the listed fitment aligns, limiting intake leaks after installation.
• One-year guarantee: A-Premium backs the part with a one-year unlimited-mileage warranty, which provides some recourse if the sensor fails early.

Who It's For

The sensor is a practical choice for DIY mechanics and independent shops working on older GM platforms who need a direct-replacement mass air flow sensor for engines including 4.0L, 4.2L, 4.3L, 4.6L, 4.8L, 5.3L, 5.7L, 6.0L, 6.2L, 6.6L and 8.1L. If your vehicle is listed in the fitment notes (Silverado/Sierra/Tahoe/Yukon/Suburban/Corvette/Escalade and related models), the unit is intended to simplify repair without reprogramming or special adapters.

Those who should look elsewhere include drivers who require OE-branded replacement for long-term durability or for vehicles that have nonstandard wiring or internal air temperature sensors in the MAF circuit. If previous experience shows you need a sensor with a built-in air temperature element, confirm your vehicle variant before buying.

Pros & Cons

Pros

• Generally easy to install as a bolt-on replacement and matches factory connector layout for compatible models.
• Wide model coverage makes it likely to fit many Chevrolet, GMC and Cadillac engines without modification.
• Backed by a one-year unlimited-mileage guarantee for buyer protection on defects.

Cons

• Mixed customer reports on long-term durability mean some users experienced early failure, so longevity can vary.
• Some vehicle variants require an internal air temperature sensor that this unit may not include, so compatibility must be checked closely.

Specifications

Our Verdict

This A-Premium MAF sensor is a sensible, budget-minded replacement for owners of compatible GM trucks and SUVs who need a quick, bolt-on fix to restore proper airflow measurement and drivability. It offers broad fitment and an easy install, and the one-year guarantee adds reassurance, but buyers who prioritize proven long-term durability or require a built-in air temperature element may prefer an OE or higher-end option.

Frequently Asked Questions

Will this sensor fit my Silverado?
Check the specific model year and engine in the fitment list; it fits many Silverado 1500 and 2500 variants from 1999 through 2006 for listed engines.

Does this include an internal air temperature sensor?
Some listed vehicle variants require an internal air temperature sensor; this unit may not include that feature for those specific models, so verify fitment details.

What if it fails after installation?
A-Premium provides a one-year unlimited-mileage guarantee to address early defects and failures.