2003 GMC Sierra 3500 Engine Coolant Thermostat O-Ring
Browse our online catalogue to find original replacement Engine Coolant Thermostat O-Rings specifically designed to fit a 2003 GMC Sierra 3500.

2003 GMC Sierra 3500 Engine Coolant Thermostat O-Ring
$2.29
$2.30
In Stock
Condition: New
Ships: Today, Apr. 6th
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
Fits: 2003 GMC Sierra 3500
Equipped With:
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);
Engine Base: 6.0L 5967cc 364ci V8 (4.00x3.62; 101.6x92.0);

2003 GMC Sierra 3500 Engine Coolant Thermostat O-Ring
$5.87
$6.66
10+ In Stock
Condition: New
Ships: Monday Apr. 6th
Pick-Up: Ready in 2-4 Hours (Order before 3:00 PM)
Pick-Up: Ready in 2-4 Hours (Order before 3:00 PM)
Required Per Vehicle: 1
Fits: 2003 GMC Sierra 3500
Equipped With:
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);
Engine Base: 8.1L 496ci V8 (4.25x4.37; 108.0x111.0);