Bosch Engine Air Filter P/N:5445WS

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$10.99

MPN: 5445WS

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Bosch Engine Air Filter P/N:5445WS

$10.99

Description

Keep a steady supply of clean air moving to your engine with the Bosch Engine Air Filter 5445WS. This direct-fit replacement covers a huge list of classic and light-truck applications, including the 1971-1974 American Motors Ambassador (V8-5.0L, V8-5.9L, V8-6.6L), the 1969-1977 Buick LeSabre (V8-5.7L), the 1982-1985 Cadillac Eldorado (V8-4.1L), the 1968-1969 Chevrolet Bel Air (V8-6.5L, V8-7.0L) and hundreds more — see the Buyer's Guide tab for the full list.

High-Velocity Cellulose media: captures wear-inducing contaminants while keeping airflow restriction low.
Optimized pleat design: balances air velocity with high particle-holding capacity.
Resin-impregnated construction: gives stable pleat geometry and moisture resistance for durability.
Seal included: a premium polyurethane seal helps prevent unfiltered air from bypassing the element.

Every Bosch Air Filter is dimensionally validated and air-flow tested as a direct OE replacement, so it installs easily and helps restore proper airflow for normal engine performance and fuel economy. Replacing a dirty filter on the recommended maintenance schedule helps guard against wear-inducing debris. Radial shape. Country of origin: China.

Manufacturer's Description

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Buyer's Guide

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Frequently Asked Questions

What is the Bosch 5445WS?

It's a Bosch Engine Air Filter that filters incoming air before it reaches the engine, capturing dust and debris while allowing a steady flow of clean air to the intake.

What vehicles does this filter fit?

It's a direct-fit replacement for a wide range of applications, such as the 1971-1974 AMC Ambassador and 1969-1979 Buick LeSabre. See the Buyer's Guide tab for the full list of years, models, and engines.

What is the filter media made of?

The element uses High-Velocity Cellulose media with an optimized pleat design to capture contaminants while maintaining low airflow restriction.

Does it include a seal or gasket?

Yes. A seal is included, and Bosch pairs it with a premium polyurethane seal that helps prevent unfiltered air from bypassing the element.

When should I replace my engine air filter?

Signs it may need replacing include a visibly dirty or clogged element, reduced airflow, or reaching the interval in your vehicle's maintenance schedule. Replace it on schedule for clean intake air.