2020 Peterbilt 337 Differential Oil Filters
Save up to 40% on original replacement 2020 Peterbilt 337 Differential Oil Filters. Navigate our online catalogue to find Differential Oil Filters and other parts designed specifically to fit a 2020 Peterbilt 337.




Differential Oil Filter
$10.24
10+ In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.7L 408ci L6 (4.21x4.08; 107.0x124.0);
Engine Base: 6.7L 408ci L6 (4.21x4.08; 107.0x124.0);
Vehicle Fitment Notes:
Optional OE Number : 3280V8394
Optional OE Number : 3280V8394



Differential Oil Filter
$10.24
10+ In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 6.7L 408ci L6 (4.21x4.08; 107.0x124.0); Engine Designation: PX-7; Engine Manufacturer: PACCAR;
Engine Base: 6.7L 408ci L6 (4.21x4.08; 107.0x124.0); Engine Designation: PX-7; Engine Manufacturer: PACCAR;
Vehicle Fitment Notes:
Optional Meritor : 3280V8394 Rear Axle
Optional Meritor : 3280V8394 Rear Axle



Differential Oil Filter
$10.24
10+ In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: ISL-G; Engine Manufacturer: Cummins;
Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: ISL-G; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
Optional Meritor : 3280V8394 Rear Axle
Optional Meritor : 3280V8394 Rear Axle



Differential Oil Filter
$10.24
10+ In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: ISL-G; Engine Manufacturer: Cummins;
Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: ISL-G; Engine Manufacturer: Cummins;
Vehicle Fitment Notes:
Optional OE Number : 3280V8394
Optional OE Number : 3280V8394



Differential Oil Filter
$10.24
10+ In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: PX-9; Engine Manufacturer: PACCAR;
Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: PX-9; Engine Manufacturer: PACCAR;
Vehicle Fitment Notes:
Optional Meritor : 3280V8394 Rear Axle
Optional Meritor : 3280V8394 Rear Axle



Differential Oil Filter
$10.24
10+ In Stock
Ships: Same or Next Business Day
Pick-Up: Same Business Day (Order before 12pm)
Pick-Up: Same Business Day (Order before 12pm)
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in USA
Vehicle fitment:
Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: PX-9; Engine Manufacturer: PACCAR;
Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: PX-9; Engine Manufacturer: PACCAR;
Vehicle Fitment Notes:
Optional OE Number : 3280V8394
Optional OE Number : 3280V8394