2003 Peterbilt 378 Intercoolers
Save up to 40% on original replacement 2003 Peterbilt 378 Intercoolers. Navigate our online catalogue to find Intercoolers and other parts designed specifically to fit a 2003 Peterbilt 378.
Intercooler
$1,361.93
Limited Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Vehicle Fitment Notes:
33 1/2 in. x 29 7/8 in. x 2 in. Core; 4 in. Inlet / 4 in. Outlet
33 1/2 in. x 29 7/8 in. x 2 in. Core; 4 in. Inlet / 4 in. Outlet
Intercooler
$1,361.93
Limited Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Engine Base: 10.8L 10834cc 661ci L6 (4.9213x5.7874; 125x147);
Engine Base: 10.8L 10834cc 661ci L6 (4.9213x5.7874; 125x147);
Vehicle Fitment Notes:
33 1/2 in. x 29 7/8 in. x 2 in. Core; 4 in. Inlet / 4 in. Outlet
33 1/2 in. x 29 7/8 in. x 2 in. Core; 4 in. Inlet / 4 in. Outlet
Intercooler
$1,361.93
Limited Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Engine Base: 11.1L 677ci6;
Engine Base: 11.1L 677ci6;
Vehicle Fitment Notes:
33 1/2 in. x 29 7/8 in. x 2 in. Core; 4 in. Inlet / 4 in. Outlet
33 1/2 in. x 29 7/8 in. x 2 in. Core; 4 in. Inlet / 4 in. Outlet
Intercooler
$1,361.93
Limited Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Vehicle Fitment Notes:
33 1/2 in. x 29 7/8 in. x 2 in. Core; 4 in. Inlet / 4 in. Outlet
33 1/2 in. x 29 7/8 in. x 2 in. Core; 4 in. Inlet / 4 in. Outlet
Intercooler
$1,361.93
Limited Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Engine Base: 12.5L 763ci6;
Engine Base: 12.5L 763ci6;
Vehicle Fitment Notes:
33 1/2 in. x 29 7/8 in. x 2 in. Core; 4 in. Inlet / 4 in. Outlet
33 1/2 in. x 29 7/8 in. x 2 in. Core; 4 in. Inlet / 4 in. Outlet
Intercooler
$1,361.93
Limited Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Vehicle Fitment Notes:
33 1/2 in. x 29 7/8 in. x 2 in. Core; 4 in. Inlet / 4 in. Outlet
33 1/2 in. x 29 7/8 in. x 2 in. Core; 4 in. Inlet / 4 in. Outlet
Intercooler
$1,361.93
Limited Stock
Ships: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Pick-Up: in 3-4 Business Days
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Made in Canada
Vehicle fitment:
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke);
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke);
Vehicle Fitment Notes:
33 1/2 in. x 29 7/8 in. x 2 in. Core; 4 in. Inlet / 4 in. Outlet
33 1/2 in. x 29 7/8 in. x 2 in. Core; 4 in. Inlet / 4 in. Outlet
Intercooler
$1,297.38
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Vehicle Fitment Notes:
31-5/8 in. x 14-3/16 in. x 4-7/16 in. Core; 4 in. Inch Inlet / 4 in. Inch Outlet w/ Extended Hood
31-5/8 in. x 14-3/16 in. x 4-7/16 in. Core; 4 in. Inch Inlet / 4 in. Inch Outlet w/ Extended Hood
Intercooler
$1,297.38
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.8L 10834cc 661ci L6 (4.9213x5.7874; 125x147);
Engine Base: 10.8L 10834cc 661ci L6 (4.9213x5.7874; 125x147);
Vehicle Fitment Notes:
31-5/8 in. x 14-3/16 in. x 4-7/16 in. Core; 4 in. Inch Inlet / 4 in. Inch Outlet w/ Extended Hood
31-5/8 in. x 14-3/16 in. x 4-7/16 in. Core; 4 in. Inch Inlet / 4 in. Inch Outlet w/ Extended Hood
Intercooler
$1,297.38
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 11.1L 677ci6;
Engine Base: 11.1L 677ci6;
Vehicle Fitment Notes:
31-5/8 in. x 14-3/16 in. x 4-7/16 in. Core; 4 in. Inch Inlet / 4 in. Inch Outlet w/ Extended Hood
31-5/8 in. x 14-3/16 in. x 4-7/16 in. Core; 4 in. Inch Inlet / 4 in. Inch Outlet w/ Extended Hood
Intercooler
$1,297.38
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Vehicle Fitment Notes:
31-5/8 in. x 14-3/16 in. x 4-7/16 in. Core; 4 in. Inch Inlet / 4 in. Inch Outlet w/ Extended Hood
31-5/8 in. x 14-3/16 in. x 4-7/16 in. Core; 4 in. Inch Inlet / 4 in. Inch Outlet w/ Extended Hood
Intercooler
$1,297.38
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.5L 763ci6;
Engine Base: 12.5L 763ci6;
Vehicle Fitment Notes:
31-5/8 in. x 14-3/16 in. x 4-7/16 in. Core; 4 in. Inch Inlet / 4 in. Inch Outlet w/ Extended Hood
31-5/8 in. x 14-3/16 in. x 4-7/16 in. Core; 4 in. Inch Inlet / 4 in. Inch Outlet w/ Extended Hood
Intercooler
$1,297.38
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Vehicle Fitment Notes:
31-5/8 in. x 14-3/16 in. x 4-7/16 in. Core; 4 in. Inch Inlet / 4 in. Inch Outlet w/ Extended Hood
31-5/8 in. x 14-3/16 in. x 4-7/16 in. Core; 4 in. Inch Inlet / 4 in. Inch Outlet w/ Extended Hood
Intercooler
$1,297.38
Call For Availability
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke);
Engine Base: 14.9L 6Cyl L (-)(912) 5.39 137.0(Bore)6.65 169.0(Stroke);
Vehicle Fitment Notes:
31-5/8 in. x 14-3/16 in. x 4-7/16 in. Core; 4 in. Inch Inlet / 4 in. Inch Outlet w/ Extended Hood
31-5/8 in. x 14-3/16 in. x 4-7/16 in. Core; 4 in. Inch Inlet / 4 in. Inch Outlet w/ Extended Hood
Intercooler
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Engine Base: 10.3L 10309cc 629ci L6 (4.9213x5.5118; 125.0x140.0);
Intercooler
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 10.8L 10834cc 661ci L6 (4.9213x5.7874; 125x147);
Engine Base: 10.8L 10834cc 661ci L6 (4.9213x5.7874; 125x147);
Intercooler
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 11.1L 677ci6;
Engine Base: 11.1L 677ci6;
Intercooler
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Engine Base: 12.0L 732ci6 (5.10x5.90; 130.0x150.0);
Intercooler
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.5L 763ci6;
Engine Base: 12.5L 763ci6;
Intercooler
Call for Pricing
Out of Stock
Condition: New
Required Per Vehicle: 1
Required Per Vehicle: 1
Vehicle fitment:
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);
Engine Base: 12.7L 12686cc 774ci L6 (5.1181x6.2992; 130.0x160.0);