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Peterbilt 378 Cabin Air Filter

6 items

Breathe clean air with A-Premium Car Cabin Air Filters. Engineered with multi-layer filtration to block dust, pollen, and odors while maintaining peak airflow.

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2 Pcs Cabin Air Filter for Peterbilt 320 325 330 335 340 357 365 367 378 379 3842 Pcs Cabin Air Filter for Peterbilt 320 325 330 335 340 357 365 367 378 379 384
A-Premium®Part # APCAF267
2 Pcs Cabin Air Filter for Peterbilt 320 325 330 335 340 357 365 367 378 379 384
4.8281 Reviews
$33.99
Edit ZIP code
90 days free return
Fits 2011 - 2014 Peterbilt 384, 2005 - 2007 Peterbilt 357, 2002 - 2007 Peterbilt 378, 2008 - 2008 Peterbilt 367, 2008 - 2008 Peterbilt 384, 2008 - 2008 Peterbilt 384, 2008 - 2008 Peterbilt 388, 2008 - 2013 Peterbilt 325, 1998 - 2007 Peterbilt 379, 2017 - 2020 Peterbilt 330, 2008 - 2008 Peterbilt 340, 2007 - 2007 Peterbilt 340, 2005 - 2007 Peterbilt 379, 2000 - 2003 Peterbilt 379, 1997 - 2004 Peterbilt 357, 2001 - 2002 Peterbilt 385, 2009 - 2010 Peterbilt 340, 2007 - 2007 Peterbilt 330, 2003 - 2008 Peterbilt 385, 2009 - 2010 Peterbilt 335
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Peterbilt 378
Item LocatedUnited States
Quantity2
Part interchange
1804345, 19900, 2315619, 5X01007, AF26449, P614223, P93CAB410201S, PA10179, 
...View more
ConditionNew
item #1018842C
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Activated Carbon Cabin Air Filter for Peterbilt 357 1986-2008 320 325 330 389
A-Premium®Part # APCAF268
Activated Carbon Cabin Air Filter for Peterbilt 357 1986-2008 320 325 330 389
4.8281 Reviews
$16.99
Low stock: Only 3 left
Edit ZIP code
90 days free return
Fits 2006 - 2008 Peterbilt 386, 2011 - 2014 Peterbilt 384, 2005 - 2007 Peterbilt 385, 2002 - 2007 Peterbilt 378, 2008 - 2008 Peterbilt 384, 2008 - 2008 Peterbilt 384, 2008 - 2008 Peterbilt 388, 2008 - 2013 Peterbilt 325, 2005 - 2007 Peterbilt 379, 1998 - 2007 Peterbilt 379, 2017 - 2020 Peterbilt 330, 2008 - 2008 Peterbilt 340, 2007 - 2007 Peterbilt 340, 2000 - 2003 Peterbilt 379, 2001 - 2002 Peterbilt 385, 2009 - 2010 Peterbilt 340, 2007 - 2007 Peterbilt 330, 2003 - 2008 Peterbilt 385, 1997 - 2004 Peterbilt 357, 2009 - 2010 Peterbilt 335
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Peterbilt 378
Item LocatedUnited States
Quantity1
MaterialActivated Carbon
Part interchange
19900, 1804345, 2315619, 5X01007, AF26449, PA10179, P614223, P93CAB410201S, 
...View more
ConditionNew
item #101884CY
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AISIN Cabin Air Filter for Peterbilt 320 325 330 335 340 357 365 367 378 379 384
AisinPart # CBFAZ-00060
AISIN Cabin Air Filter for Peterbilt 320 325 330 335 340 357 365 367 378 379 384
4.8281 Reviews
$32.99
Edit ZIP code
90 days free return
Fits 1996 - 2007 Peterbilt 378, 2008 - 2008 Peterbilt 365, 2003 - 2007 Peterbilt 320, 2011 - 2015 Peterbilt 384, 1986 - 2008 Peterbilt 357, 2007 - 2013 Peterbilt 330, 2013 - 2016 Peterbilt 365, 2005 - 2010 Peterbilt 335, 1996 - 2007 Peterbilt 379, 2007 - 2010 Peterbilt 340, 2008 - 2013 Peterbilt 325, 2006 - 2008 Peterbilt 386, 2017 - 2020 Peterbilt 330, 2008 - 2008 Peterbilt 367, 2016 - 2016 Peterbilt 389, 2008 - 2008 Peterbilt 389, 2008 - 2008 Peterbilt 388, 2001 - 2008 Peterbilt 385, 2004 - 2005 Peterbilt 330, 2008 - 2008 Peterbilt 384
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Peterbilt 378
Item LocatedUnited States
Quantity1
Part interchange
1804345, 19900, 2315619, 5X01007, AF26449, P614223, P93CAB410201S, PA10179, 
...View more
ConditionNew
item #10189TLX
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Cabin Air Filter - Wix 24116
WixPart # 24116
Cabin Air Filter - Wix 24116
3.26 Reviews
$58.99
Low stock: Only 2 left
Edit ZIP code
3-year warranty
90 days free return
Fits 1992-2002 Peterbilt 379, 1996-1996 Peterbilt 320, 1996-1996 Peterbilt 357, 1996-1996 Peterbilt 375, 1996-1996 Peterbilt 378, 1996-1998 Peterbilt 385, 2001-2001 Peterbilt 379, 2008-2009 Peterbilt 388, 2008-2011 Peterbilt 388, 2008-2015 Peterbilt 388, 2011-2011 Peterbilt 388, 2011-2012 Peterbilt 388
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Peterbilt 378
Item LocatedUnited States
Quantity2
Part interchange
24116, PA5321, 89116, P614224, 5X000180, 5X000190, AF26442, CAF24006, 
...View more
item #1005HLYY
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Cabin Air Filter - Wix 49007
WixPart # 49007
Cabin Air Filter - Wix 49007
3.26 Reviews
$46.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1986-1986 Peterbilt 357, 1987-1996 Peterbilt 357, 1996-1997 Peterbilt 379, 1996-2003 Peterbilt 378, 1996-2003 Peterbilt 379, 1996-2004 Peterbilt 357, 1996-2004 Peterbilt 379, 1997-1997 Peterbilt 357, 1997-1997 Peterbilt 378, 1997-2004 Peterbilt 357, 1997-2004 Peterbilt 378, 1998-2005 Peterbilt 379, 1999-2007 Peterbilt 357, 2000-2003 Peterbilt 379, 2001-2001 Peterbilt 385, 2001-2002 Peterbilt 385, 2001-2003 Peterbilt 385, 2001-2004 Peterbilt 385, 2001-2004 Peterbilt 385, 2001-2006 Peterbilt 357
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Peterbilt 378
Item LocatedUnited States
Quantity2
Part interchange
49007, PA5320, 83007, P614223, 5X010007, AF26449, PA10179, PE9801P, 
...View more
item #1005HQLE
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Cabin Air Filter - Baldwin PA5320
BaldwinPart # PA5320
Cabin Air Filter - Baldwin PA5320
4.65 Reviews
$42.99
Edit ZIP code
3-year warranty
90 days free return
Fits 1981-1984 Peterbilt 348, 1986-1986 Peterbilt 357, 1986-2002 Peterbilt 379, 1987-1991 Peterbilt 377, 1987-1991 Peterbilt 379, 1987-1996 Peterbilt 375, 1987-2000 Peterbilt 357, 1987-2001 Peterbilt 377, 1988-2002 Peterbilt 378, 1989-1993 Peterbilt 372, 1994-1994 Peterbilt 379, 1994-1995 Peterbilt 377, 1994-2007 Peterbilt 378, 1995-1997 Peterbilt 385, 1995-2003 Peterbilt 330, 1996-1997 Peterbilt 379, 1996-2003 Peterbilt 378, 1996-2003 Peterbilt 379, 1996-2004 Peterbilt 357, 1996-2004 Peterbilt 357
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Peterbilt 378
Item LocatedUnited States
Quantity1
Part interchange
PA5320
item #10029CWS
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Choose a Cabin Air Filter That Fits Your Vehicle

A cabin air filter traps airborne debris before outside air moves through the passenger-compartment vents. Start by entering your vehicle's year, make, model, trim, and engine, then compare the listing's dimensions, installation position, and fitment notes. A car cabin air filter may sit behind the glove box, under the hood, or elsewhere in the HVAC intake. Also confirm the media type and package quantity before ordering.

Compare Cabin Filter Media and Package Options

Standard and activated-carbon media

Cabin filter listings can differ in their media and construction. Some listings identify activated-carbon media. Treat media as one selection attribute; do not assume it resolves every odor complaint or makes filters interchangeable. Match the listed dimensions, shape, and part interchange to the original filter. If odor is the main complaint, remember that moisture, a dirty evaporator area, or contaminated ductwork may also require inspection.

Filter pairs and combination packages

A-Premium listings include two-piece cabin filter packages and some packages that combine a cabin filter with an engine air filter. Read the quantity and notes instead of assuming a two-piece package contains two identical cabin filters. A combination package may include one filter for the passenger compartment and another for the engine intake.

When Should You Inspect a Cabin Air Filter?

Reduced vent airflow, visible dirt, persistent odors, or debris collecting around the filter can justify an inspection. These signs do not prove the filter is the only cause. A blower problem, blocked air inlet, damaged door actuator, evaporator contamination, or another HVAC restriction can produce similar results. Follow the maintenance schedule in the owner's manual and inspect sooner when the vehicle operates in dusty, smoky, or high-pollen conditions.

Remove the filter only as the vehicle instructions allow. Compare its condition with a new filter, check the housing for leaves or loose debris, and avoid pushing contamination farther into the HVAC case. If airflow remains weak after a correct replacement, continue diagnosing the HVAC system rather than installing another filter.

Cabin Air Filter Fitment Checks

Cabin filter fitment is application-specific. Work through each check below and resolve any mismatch before opening or installing the replacement.

  • Vehicle details: Use the full year, make, model, trim, and engine selection, then read any country-of-build or model-specific note.
  • Dimensions and shape: Compare length, width, height, and panel shape because filters listed for related vehicles can still differ.
  • Installation position: Confirm whether the listing identifies a behind-glove-box, under-hood, or other location that matches the vehicle.
  • Airflow orientation: Note the arrow on the removed filter and follow the vehicle or product instructions when positioning the replacement.
  • Package contents: Verify whether the listing contains one filter, a matched pair, or an engine-and-cabin filter combination.

Replacement and Installation Considerations

Consult the owner's manual before opening the filter housing because access panels, tabs, and fasteners vary by vehicle. Record the old filter's orientation, keep debris out of the open HVAC case, and make sure the new filter sits flat without folded edges. Reinstall the cover so every clip or screw engages. Afterward, run the blower through several speeds and listen for air leaks, rubbing, or a loose cover.

Do not force a filter that appears too thick, too wide, or incorrectly shaped. Recheck the vehicle selection, dimensions, and special notes. A compressed or misaligned filter can leave bypass gaps or interfere with the housing cover, so resolving a mismatch before use is more useful than trimming the media.

Frequently Asked Questions (FAQ)

Is a cabin air filter the same as an engine air filter?

No. A cabin air filter cleans air entering the passenger compartment, while an engine air filter protects the engine intake. Check the listing carefully because some packages contain one of each.

Is an activated-carbon cabin filter always the right choice?

Not automatically. Activated-carbon media is one selection attribute, but fitment still depends on the specified dimensions, shape, and vehicle application. Choose the media only after confirming the filter fits and assessing the source of any odor.

How do I know which cabin filter fits my car?

Enter the complete vehicle information and compare the product's dimensions, installation position, interchange numbers, and fitment notes with the removed filter or the vehicle manual.

Does a cabin air filter listing include one filter or two?

Package quantity varies. Current listings include two-piece cabin-filter packages and packages that combine cabin and engine filters. Confirm the quantity and item description on the selected product page before ordering.

Why is vent airflow still weak after replacing the cabin filter?

The replacement may be misoriented or not seated correctly, but the cause could also be a blower, inlet, duct, door, or evaporator restriction. Recheck installation, then diagnose the HVAC system.

Related Blogs

How to Replace a Cabin Air Filter

A clean cabin air filter enhances your vehicle's air quality. This guide walks you through the signs that indicate a replacement is needed, the tools required, and common mistakes to avoid, making the process easy and effective.

Jul 21, 2026

When to Replace Your Car Air Filters

Jul 21, 2026