1991 Mack CH Air Filter
Browse our online catalogue to find original replacement Air Filters specifically designed to fit a 1991 Mack CH.




1991 Mack CH Air Filter
$124.81
10+ In Stock
Condition: New
Ships: Today, Apr. 22nd
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1991 Mack CH
Equipped With:
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: Canada;
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: Canada;
Vehicle Fitment Notes:
Original Equipment Part Number 57MD320M Standard Version Mack 2MD515M Housing
Original Equipment Part Number 57MD320M Standard Version Mack 2MD515M Housing




1991 Mack CH Air Filter
$124.81
10+ In Stock
Condition: New
Ships: Today, Apr. 22nd
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1991 Mack CH
Equipped With:
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: United States;
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: United States;
Vehicle Fitment Notes:
Original Equipment Part Number 57MD320M Standard Version Mack 2MD515M Housing
Original Equipment Part Number 57MD320M Standard Version Mack 2MD515M Housing

1991 Mack CH Air Filter
$103.41
10+ In Stock
Condition: New
Ships: Today, Apr. 22nd
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1991 Mack CH
Equipped With:
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: Canada;
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: Canada;
Vehicle Fitment Notes:
Original Equipment Part Number R950011
Original Equipment Part Number R950011

1991 Mack CH Air Filter
$103.41
10+ In Stock
Condition: New
Ships: Today, Apr. 22nd
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1991 Mack CH
Equipped With:
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: United States;
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: United States;
Vehicle Fitment Notes:
Original Equipment Part Number R950011
Original Equipment Part Number R950011




1991 Mack CH Air Filter
$154.21
In Stock
Condition: New
Ships: Today, Apr. 22nd
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1991 Mack CH
Equipped With:
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: Canada;
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: Canada;
Vehicle Fitment Notes:
Original Equipment Part Number 57MD42M Donaldson ECG Housing
Original Equipment Part Number 57MD42M Donaldson ECG Housing




1991 Mack CH Air Filter
$154.21
In Stock
Condition: New
Ships: Today, Apr. 22nd
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Required Per Vehicle: 1
Made in USA
Fits: 1991 Mack CH
Equipped With:
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: United States;
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: United States;
Vehicle Fitment Notes:
Original Equipment Part Number 57MD42M Donaldson ECG Housing
Original Equipment Part Number 57MD42M Donaldson ECG Housing

1991 Mack CH Air Filter
$145.69
In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1991 Mack CH
Equipped With:
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Engine Designation: EM7;
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Engine Designation: EM7;
Vehicle Fitment Notes:
Air OE Number : 57MD42M
Air OE Number : 57MD42M

1991 Mack CH Air Filter
$145.69
In Stock
Condition: New
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 11:30am)
Pick-Up: Same Business Day (Order before 11:30am)
Required Per Vehicle: 1
Fits: 1991 Mack CH
Equipped With:
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Engine Designation: EM7; Engine Manufacturer: Mack;
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Engine Designation: EM7; Engine Manufacturer: Mack;
Vehicle Fitment Notes:
OE Number : 57MD42M
OE Number : 57MD42M

1991 Mack CH Air Filter
$181.62
$106.79
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1991 Mack CH
Equipped With:
Engine Base: 11.0L 672ci6; Engine Designation: E6;
Engine Base: 11.0L 672ci6; Engine Designation: E6;
Vehicle Fitment Notes:
HD Radial Seal Air Filter Use until inventory is depleted
HD Radial Seal Air Filter Use until inventory is depleted




1991 Mack CH Air Filter
$166.09
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1991 Mack CH
Equipped With:
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: Canada;
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: Canada;
Vehicle Fitment Notes:
Nano Pro Version Mack 2MD515M Housing
Nano Pro Version Mack 2MD515M Housing




1991 Mack CH Air Filter
$166.09
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1991 Mack CH
Equipped With:
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: United States;
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: United States;
Vehicle Fitment Notes:
Nano Pro Version Mack 2MD515M Housing
Nano Pro Version Mack 2MD515M Housing




1991 Mack CH Air Filter
$134.11
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1991 Mack CH
Equipped With:
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: Canada;
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: Canada;
Vehicle Fitment Notes:
Original Equipment Part Number 57MD46M Donaldson EPG Housing
Original Equipment Part Number 57MD46M Donaldson EPG Housing




1991 Mack CH Air Filter
$134.11
Out of Stock
Condition: New
Required Per Vehicle: 1
Made in USA
Fits: 1991 Mack CH
Equipped With:
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: United States;
Engine Base: 11.9L 6Cyl - (-)(728) U/K U/K(Bore)U/K U/K(Stroke); Region: United States;
Vehicle Fitment Notes:
Original Equipment Part Number 57MD46M Donaldson EPG Housing
Original Equipment Part Number 57MD46M Donaldson EPG Housing