2021 Peterbilt 337 Radiator Coolant Hose
Browse our online catalogue to find original replacement Radiator Coolant Hoses specifically designed to fit a 2021 Peterbilt 337.

2021 Peterbilt 337 Radiator Coolant Hose
$224.12
$190.12
Limited Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Lower - Engine To Pipe
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
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:
Cut To Fit
Cut To Fit

2021 Peterbilt 337 Radiator Coolant Hose
$224.12
$190.12
Limited Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Lower - Oil Cooler To Radiator
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: PX-9; Fuel Type: DIESEL;
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: PX-9; Fuel Type: DIESEL;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit

2021 Peterbilt 337 Radiator Coolant Hose
$224.12
$190.12
Limited Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Lower - Oil Cooler To Radiator
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Fuel Type: DIESEL;
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Fuel Type: DIESEL;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit

2021 Peterbilt 337 Radiator Coolant Hose
$224.12
$190.12
Limited Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Upper - Pipe To Radiator
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: PX-9; Fuel Type: DIESEL;
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: PX-9; Fuel Type: DIESEL;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit

2021 Peterbilt 337 Radiator Coolant Hose
$224.12
$190.12
Limited Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Upper - Pipe To Radiator
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Fuel Type: DIESEL;
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Fuel Type: DIESEL;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit

2021 Peterbilt 337 Radiator Coolant Hose
$224.12
$190.12
Limited Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Upper - Pipe To Radiator
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
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:
Cut To Fit
Cut To Fit

2021 Peterbilt 337 Radiator Coolant Hose
$189.71
$135.36
Limited Stock
Condition: New
Ships: Today, Feb. 12th
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Pick-Up: Ready in 1 Hour (Order before 4:00 PM)
Lower - Pipe To Oil Cooler
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
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:
Cut To Fit
Cut To Fit

2021 Peterbilt 337 Radiator Coolant Hose
$124.33
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)
Upper
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
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:
Cut To Fit
Cut To Fit

2021 Peterbilt 337 Radiator Coolant Hose
$124.24
Limited 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)
Lower - Engine To Pipe
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
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;

2021 Peterbilt 337 Radiator Coolant Hose
$124.24
Limited 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)
Lower - Pipe To Radiator
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
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;

2021 Peterbilt 337 Radiator Coolant Hose
$124.24
Limited 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)
Lower - Radiator To Oil Cooler
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
Engine Base: 6.7L 408ci L6 (4.21x4.08; 107.0x124.0);
Engine Base: 6.7L 408ci L6 (4.21x4.08; 107.0x124.0);

2021 Peterbilt 337 Radiator Coolant Hose
$124.24
Limited 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)
Upper - Engine To Pipe
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
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;

2021 Peterbilt 337 Radiator Coolant Hose
$175.17
$133.74
Out of Stock
Condition: New
Upper - Engine To Pipe
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
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:
Cut To Fit
Cut To Fit

2021 Peterbilt 337 Radiator Coolant Hose
$210.76
$178.79
Out of Stock
Condition: New
Lower - Oil Cooler To Radiator
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
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:
Cut To Fit
Cut To Fit

2021 Peterbilt 337 Radiator Coolant Hose
$210.76
$178.79
Out of Stock
Condition: New
Lower - Pipe To Oil Cooler
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: PX-9; Fuel Type: DIESEL;
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: PX-9; Fuel Type: DIESEL;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit

2021 Peterbilt 337 Radiator Coolant Hose
$210.76
$178.79
Out of Stock
Condition: New
Lower - Pipe To Oil Cooler
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Fuel Type: DIESEL;
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Fuel Type: DIESEL;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit

2021 Peterbilt 337 Radiator Coolant Hose
$210.76
$178.79
Out of Stock
Condition: New
Upper - Engine To Pipe
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: PX-9; Fuel Type: DIESEL;
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Engine Designation: PX-9; Fuel Type: DIESEL;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit

2021 Peterbilt 337 Radiator Coolant Hose
$210.76
$178.79
Out of Stock
Condition: New
Upper - Engine To Pipe
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Fuel Type: DIESEL;
Aspiration: Turbocharged; Engine Base: 8.9L 8849cc (540CID) L6 Bore 114.0cm (4.49in.) Stroke 144.5cm (5.69in.); Fuel Type: DIESEL;
Vehicle Fitment Notes:
Cut To Fit
Cut To Fit

2021 Peterbilt 337 Radiator Coolant Hose
$97.26
Out of Stock
Condition: New
Upper - Pipe To Engine
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
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:
Cut To Fit
Cut To Fit

2021 Peterbilt 337 Radiator Coolant Hose
$109.76
Out of Stock
Condition: New
Lower - Pipe To Oil Cooler
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
Engine Base: 6.7L 408ci L6 (4.21x4.08; 107.0x124.0);
Engine Base: 6.7L 408ci L6 (4.21x4.08; 107.0x124.0);

2021 Peterbilt 337 Radiator Coolant Hose
$166.11
Out of Stock
Condition: New
Lower - Engine To Pipe
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
Engine Base: 6.7L 408ci L6 (4.21x4.08; 107.0x124.0);
Engine Base: 6.7L 408ci L6 (4.21x4.08; 107.0x124.0);

2021 Peterbilt 337 Radiator Coolant Hose
$166.11
Out of Stock
Condition: New
Upper - Pipe To Radiator
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
Engine Base: 6.7L 408ci L6 (4.21x4.08; 107.0x124.0);
Engine Base: 6.7L 408ci L6 (4.21x4.08; 107.0x124.0);

2021 Peterbilt 337 Radiator Coolant Hose
$166.11
Out of Stock
Condition: New
Upper - Pipe To Radiator
Required Per Vehicle: 1
Fits: 2021 Peterbilt 337
Equipped With:
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;