Walker Products Mass Air Flow Sensor - 245-1577

SKU: WPR-245-1577

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Product details
  • Part Name Mass Air Flow Sensor
  • Brand Walker Products
  • Part Number 245-1577
  • UPC 00724620203473
Estimate Delivery Date
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Fitment is guaranteed:

If your vehicle is listed on the fitment table below, the product will fit your car - we guarantee it. All you need to do is to ensure that the vehicle's Year, Make, Model, Trim, and any other notes specified inside the fitment table are respected.

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Fitment Table

This product is compatible with these vehicles:

Year Make Model Notes Position
2025 Chevrolet Silverado 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2025 Chevrolet Silverado 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2025 GMC Sierra 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2025 GMC Sierra 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2024 Chevrolet Silverado 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2024 Chevrolet Silverado 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2024 GMC Sierra 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2024 GMC Sierra 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2023 Chevrolet Silverado 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2023 Chevrolet Silverado 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2023 GMC Sierra 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2023 GMC Sierra 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2022 Chevrolet Colorado
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2022 Chevrolet Express 2500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2022 Chevrolet Express 3500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2022 Chevrolet Silverado 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2022 Chevrolet Silverado 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2022 GMC Canyon
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2022 GMC Savana 2500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2022 GMC Savana 3500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2022 GMC Sierra 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2022 GMC Sierra 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2021 Chevrolet Colorado
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2021 Chevrolet Express 2500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2021 Chevrolet Express 3500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2021 Chevrolet Silverado 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2021 Chevrolet Silverado 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2021 GMC Canyon
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2021 GMC Savana 2500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2021 GMC Savana 3500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2021 GMC Sierra 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2021 GMC Sierra 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2020 Chevrolet Colorado
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2020 Chevrolet Express 2500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2020 Chevrolet Express 2500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2020 Chevrolet Express 3500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2020 Chevrolet Express 3500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2020 Chevrolet Express 4500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2020 Chevrolet Silverado 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2020 Chevrolet Silverado 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2020 GMC Canyon
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2020 GMC Savana 2500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2020 GMC Savana 2500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2020 GMC Savana 3500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2020 GMC Savana 3500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2020 GMC Savana 4500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
  • FLEX
2020 GMC Sierra 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2020 GMC Sierra 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2019 Chevrolet Cheyenne
  • 5.3L
  • V engine
  • 8 cylinders
  • 3.78" bore
  • 3.62" stroke
2019 Chevrolet Colorado
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2019 Chevrolet Equinox
  • 1.6L
  • Inline engine
  • 4 cylinders
  • 3.14" bore
  • 3.15" stroke
2019 Chevrolet Express 2500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2019 Chevrolet Express 2500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2019 Chevrolet Express 3500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2019 Chevrolet Express 3500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2019 Chevrolet Express 4500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2019 Chevrolet Express Cargo
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2019 Chevrolet Express Pasajeros
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2019 Chevrolet Silverado 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2019 Chevrolet Silverado 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2019 Chevrolet Volt
  • 1.5L
  • Inline engine
  • 4 cylinders
  • 2.90" bore
  • 3.40" stroke
  • PZEV Spec
2019 GMC Canyon
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2019 GMC Savana 2500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2019 GMC Savana 2500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2019 GMC Savana 3500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2019 GMC Savana 3500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2019 GMC Savana 4500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2019 GMC Sierra 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2019 GMC Sierra 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2019 GMC Terrain
  • 1.6L
  • Inline engine
  • 4 cylinders
  • 3.14" bore
  • 3.15" stroke
2018 Chevrolet Colorado
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2018 Chevrolet Equinox
  • 1.6L
  • Inline engine
  • 4 cylinders
  • 3.14" bore
  • 3.15" stroke
2018 Chevrolet Express 2500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2018 Chevrolet Express 2500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2018 Chevrolet Express 3500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2018 Chevrolet Express 3500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2018 Chevrolet Express 4500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2018 Chevrolet Express Cargo
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2018 Chevrolet Express Pasajeros
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2018 Chevrolet Silverado 2500
  • 5.3L
  • V engine
  • 8 cylinders
  • 3.78" bore
  • 3.62" stroke
2018 Chevrolet Silverado 2500 HD
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
  • Engine VIN code B
  • FLEX
2018 Chevrolet Silverado 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2018 Chevrolet Silverado 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2018 Chevrolet Volt
  • 1.5L
  • Inline engine
  • 4 cylinders
  • 2.90" bore
  • 3.40" stroke
  • PZEV Spec
2018 GMC Canyon
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2018 GMC Savana 2500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2018 GMC Savana 2500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2018 GMC Savana 3500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2018 GMC Savana 3500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2018 GMC Savana 4500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2018 GMC Sierra 2500 HD
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
  • Engine code LC8
2018 GMC Sierra 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2018 GMC Sierra 3500 HD
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
  • Engine code LC8
2018 GMC Sierra 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2018 GMC Terrain
  • 1.6L
  • Inline engine
  • 4 cylinders
  • 3.14" bore
  • 3.15" stroke
2017 Chevrolet Colorado
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2017 Chevrolet Express 2500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2017 Chevrolet Express 2500
  • 4.8L
  • V engine
  • 8 cylinders
  • 3.78" bore
  • 3.27" stroke
2017 Chevrolet Express 2500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2017 Chevrolet Express 3500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2017 Chevrolet Express 3500
  • 4.8L
  • V engine
  • 8 cylinders
  • 3.78" bore
  • 3.27" stroke
2017 Chevrolet Express 3500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2017 Chevrolet Express Cargo
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2017 Chevrolet Express Pasajeros
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2017 Chevrolet S10
  • 2.5L
  • Inline engine
  • 4 cylinders
  • 3.46" bore
  • 3.97" stroke
2017 Chevrolet Silverado 2500
  • 5.3L
  • V engine
  • 8 cylinders
  • 3.78" bore
  • 3.62" stroke
2017 Chevrolet Silverado 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2017 Chevrolet Silverado 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2017 Chevrolet Volt
  • 1.5L
  • Inline engine
  • 4 cylinders
  • 2.90" bore
  • 3.40" stroke
  • PZEV Spec
2017 GMC Canyon
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2017 GMC Savana 2500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2017 GMC Savana 2500
  • 4.8L
  • V engine
  • 8 cylinders
  • 3.78" bore
  • 3.27" stroke
2017 GMC Savana 2500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2017 GMC Savana 3500
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2017 GMC Savana 3500
  • 4.8L
  • V engine
  • 8 cylinders
  • 3.78" bore
  • 3.27" stroke
2017 GMC Savana 3500
  • 6.0L
  • V engine
  • 8 cylinders
  • 4.00" bore
  • 3.62" stroke
2017 GMC Sierra 2500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2017 GMC Sierra 3500 HD
  • 6.6L
  • V engine
  • 8 cylinders
  • 4.06" bore
  • 3.90" stroke
2016 Chevrolet Colorado
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2016 Chevrolet S10
  • 2.5L
  • Inline engine
  • 4 cylinders
  • 3.46" bore
  • 3.97" stroke
2016 Chevrolet Silverado 2500
  • 5.3L
  • V engine
  • 8 cylinders
  • 3.78" bore
  • 3.62" stroke
2016 Chevrolet Volt
  • 1.5L
  • Inline engine
  • 4 cylinders
  • 2.90" bore
  • 3.40" stroke
  • PZEV Spec
2016 GMC Canyon
  • 2.8L
  • Inline engine
  • 4 cylinders
  • 3.70" bore
  • 3.94" stroke
2015 Chevrolet Silverado 2500
  • 5.3L
  • V engine
  • 8 cylinders
  • 3.78" bore
  • 3.62" stroke
2014 Chevrolet Silverado 2500
  • 5.3L
  • V engine
  • 8 cylinders
  • 3.78" bore
  • 3.62" stroke

See what other customers say:

Customer Reviews

Overall rating: 4.9 / 5 from 600 reviews.

Thanks for catching an error in my order and righting it for me, complete with email to say so! This … is what customer service head and shoulders above, looks like !! Well done all !!

Bilstein 24-185677 B6 4600 - Suspension Shock Absorber