Coolant Reservoir

A worn-out or damaged coolant reservoir may cause low coolant levels and overheat your engine, so don’t think twice about replacing it. For an OE-grade replacement, look no further than Parts Oasis! We carry a wide selection of ready-to-ship engine coolant reservoirs for different makes and models engineered to resist breaking under extreme heat. Check out our products below and get the best deal on a coolant reservoir today!
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$21.53
QUEST 96-98 COOLANT RESERVOIR, w/ Cap and Hose
  • QUEST 96-98 COOLANT RESERVOIR, w/ Cap and Hose
  • QUEST 96-98 COOLANT RESERVOIR, w/ Cap and Hose
  • QUEST 96-98 COOLANT RESERVOIR, w/ Cap and Hose
  • QUEST 96-98 COOLANT RESERVOIR, w/ Cap and Hose
  • QUEST 96-98 COOLANT RESERVOIR, w/ Cap and Hose
Out of stock
Sale -29%
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QUEST 96-98 COOLANT RESERVOIR, w/ Cap and Hose

$21.53 $30.14
$24.01
LANCER 08-15/ECLIPSE CROSS 18-20 COOLANT RESERVOIR (RADIATOR SPARE TANK), (Lancer, 2.0L Turbo Eng.)
  • LANCER 08-15/ECLIPSE CROSS 18-20 COOLANT RESERVOIR (RADIATOR SPARE TANK), (Lancer, 2.0L Turbo Eng.)
  • LANCER 08-15/ECLIPSE CROSS 18-20 COOLANT RESERVOIR (RADIATOR SPARE TANK), (Lancer, 2.0L Turbo Eng.)
  • LANCER 08-15/ECLIPSE CROSS 18-20 COOLANT RESERVOIR (RADIATOR SPARE TANK), (Lancer, 2.0L Turbo Eng.)
  • LANCER 08-15/ECLIPSE CROSS 18-20 COOLANT RESERVOIR (RADIATOR SPARE TANK), (Lancer, 2.0L Turbo Eng.)
  • LANCER 08-15/ECLIPSE CROSS 18-20 COOLANT RESERVOIR (RADIATOR SPARE TANK), (Lancer, 2.0L Turbo Eng.)
Out of stock
Sale -29%
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LANCER 08-15/ECLIPSE CROSS 18-20 COOLANT RESERVOIR (RADIATOR SPARE ...

$24.01 $33.62
$18.76
VILLAGER 96-98 COOLANT RESERVOIR, w/ Cap and Hose
  • VILLAGER 96-98 COOLANT RESERVOIR, w/ Cap and Hose
  • VILLAGER 96-98 COOLANT RESERVOIR, w/ Cap and Hose
  • VILLAGER 96-98 COOLANT RESERVOIR, w/ Cap and Hose
  • VILLAGER 96-98 COOLANT RESERVOIR, w/ Cap and Hose
Out of stock
Sale -29%
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VILLAGER 96-98 COOLANT RESERVOIR, w/ Cap and Hose

$18.76 $26.27
$27.75
MAZDA 3 04-13 COOLANT RESERVOIR, w/o Cap
  • MAZDA 3 04-13 COOLANT RESERVOIR, w/o Cap
  • MAZDA 3 04-13 COOLANT RESERVOIR, w/o Cap
  • MAZDA 3 04-13 COOLANT RESERVOIR, w/o Cap
  • MAZDA 3 04-13 COOLANT RESERVOIR, w/o Cap
  • MAZDA 3 04-13 COOLANT RESERVOIR, w/o Cap
Out of stock
Sale -29%
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MAZDA 3 04-13 COOLANT RESERVOIR, w/o Cap

$27.75 $38.85
$24.69
SPORTAGE 95-02 COOLANT RESERVOIR
  • SPORTAGE 95-02 COOLANT RESERVOIR
  • SPORTAGE 95-02 COOLANT RESERVOIR
  • SPORTAGE 95-02 COOLANT RESERVOIR
  • SPORTAGE 95-02 COOLANT RESERVOIR
  • SPORTAGE 95-02 COOLANT RESERVOIR
Out of stock
Sale -29%
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SPORTAGE 95-02 COOLANT RESERVOIR

$24.69 $34.56
$29.02
RIO 01-05 COOLANT RESERVOIR, Assembly, Sedan/Wagon
  • RIO 01-05 COOLANT RESERVOIR, Assembly, Sedan/Wagon
  • RIO 01-05 COOLANT RESERVOIR, Assembly, Sedan/Wagon
  • RIO 01-05 COOLANT RESERVOIR, Assembly, Sedan/Wagon
  • RIO 01-05 COOLANT RESERVOIR, Assembly, Sedan/Wagon
  • RIO 01-05 COOLANT RESERVOIR, Assembly, Sedan/Wagon
Out of stock
Sale -29%
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RIO 01-05 COOLANT RESERVOIR, Assembly, Sedan/Wagon

$29.02 $40.63
$42.13
Q45 02-06 COOLANT RESERVOIR, Assembly
  • Q45 02-06 COOLANT RESERVOIR, Assembly
  • Q45 02-06 COOLANT RESERVOIR, Assembly
  • Q45 02-06 COOLANT RESERVOIR, Assembly
  • Q45 02-06 COOLANT RESERVOIR, Assembly
  • Q45 02-06 COOLANT RESERVOIR, Assembly
Out of stock
Sale -29%
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Q45 02-06 COOLANT RESERVOIR, Assembly

$42.13 $58.98
$35.91
G20 99-02 COOLANT RESERVOIR, w/(Cap and Hose)
  • G20 99-02 COOLANT RESERVOIR, w/(Cap and Hose)
  • G20 99-02 COOLANT RESERVOIR, w/(Cap and Hose)
  • G20 99-02 COOLANT RESERVOIR, w/(Cap and Hose)
  • G20 99-02 COOLANT RESERVOIR, w/(Cap and Hose)
  • G20 99-02 COOLANT RESERVOIR, w/(Cap and Hose)
Out of stock
Sale -29%
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G20 99-02 COOLANT RESERVOIR, w/(Cap and Hose)

$35.91 $50.27
$28.67
SONATA 11-15/AZERA 12-17 COOLANT RESERVOIR, Assembly, w/ Cap and Hose, Surge, (Sonata, Hybrid Models)
  • SONATA 11-15/AZERA 12-17 COOLANT RESERVOIR, Assembly, w/ Cap and Hose, Surge, (Sonata, Hybrid Models)
  • SONATA 11-15/AZERA 12-17 COOLANT RESERVOIR, Assembly, w/ Cap and Hose, Surge, (Sonata, Hybrid Models)
  • SONATA 11-15/AZERA 12-17 COOLANT RESERVOIR, Assembly, w/ Cap and Hose, Surge, (Sonata, Hybrid Models)
  • SONATA 11-15/AZERA 12-17 COOLANT RESERVOIR, Assembly, w/ Cap and Hose, Surge, (Sonata, Hybrid Models)
  • SONATA 11-15/AZERA 12-17 COOLANT RESERVOIR, Assembly, w/ Cap and Hose, Surge, (Sonata, Hybrid Models)
Out of stock
Sale -29%
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SONATA 11-15/AZERA 12-17 COOLANT RESERVOIR, Assembly, w/ Cap and Ho...

$28.67 $40.13
$27.24
ACCENT 09-11 COOLANT RESERVOIR, w/ Auto Cruise, Hatchback/Sedan
  • ACCENT 09-11 COOLANT RESERVOIR, w/ Auto Cruise, Hatchback/Sedan
  • ACCENT 09-11 COOLANT RESERVOIR, w/ Auto Cruise, Hatchback/Sedan
  • ACCENT 09-11 COOLANT RESERVOIR, w/ Auto Cruise, Hatchback/Sedan
  • ACCENT 09-11 COOLANT RESERVOIR, w/ Auto Cruise, Hatchback/Sedan
  • ACCENT 09-11 COOLANT RESERVOIR, w/ Auto Cruise, Hatchback/Sedan
Out of stock
Sale -29%
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ACCENT 09-11 COOLANT RESERVOIR, w/ Auto Cruise, Hatchback/Sedan

$27.24 $38.13
$23.75
SONATA 11- 11 COOLANT RESERVOIR, Assembly, 2.4L Eng, Exc. Hybrid Model
  • SONATA 11- 11 COOLANT RESERVOIR, Assembly, 2.4L Eng, Exc. Hybrid Model
  • SONATA 11- 11 COOLANT RESERVOIR, Assembly, 2.4L Eng, Exc. Hybrid Model
  • SONATA 11- 11 COOLANT RESERVOIR, Assembly, 2.4L Eng, Exc. Hybrid Model
  • SONATA 11- 11 COOLANT RESERVOIR, Assembly, 2.4L Eng, Exc. Hybrid Model
  • SONATA 11- 11 COOLANT RESERVOIR, Assembly, 2.4L Eng, Exc. Hybrid Model
Out of stock
Sale -29%
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SONATA 11- 11 COOLANT RESERVOIR, Assembly, 2.4L Eng, Exc. Hybrid Model

$23.75 $33.25
$18.21
ACCENT 00-06 COOLANT RESERVOIR, w/ Cap, Hatchback/Sedan
  • ACCENT 00-06 COOLANT RESERVOIR, w/ Cap, Hatchback/Sedan
  • ACCENT 00-06 COOLANT RESERVOIR, w/ Cap, Hatchback/Sedan
  • ACCENT 00-06 COOLANT RESERVOIR, w/ Cap, Hatchback/Sedan
  • ACCENT 00-06 COOLANT RESERVOIR, w/ Cap, Hatchback/Sedan
  • ACCENT 00-06 COOLANT RESERVOIR, w/ Cap, Hatchback/Sedan
Out of stock
Sale -29%
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ACCENT 00-06 COOLANT RESERVOIR, w/ Cap, Hatchback/Sedan

$18.21 $25.49
$41.82
ESCAPE 01-06 / MARINER 05-06 COOLANT RESERVOIR, 3.0L Eng, w/ Cap and Sensor
  • ESCAPE 01-06 / MARINER 05-06 COOLANT RESERVOIR, 3.0L Eng, w/ Cap and Sensor
  • ESCAPE 01-06 / MARINER 05-06 COOLANT RESERVOIR, 3.0L Eng, w/ Cap and Sensor
  • ESCAPE 01-06 / MARINER 05-06 COOLANT RESERVOIR, 3.0L Eng, w/ Cap and Sensor
  • ESCAPE 01-06 / MARINER 05-06 COOLANT RESERVOIR, 3.0L Eng, w/ Cap and Sensor
  • ESCAPE 01-06 / MARINER 05-06 COOLANT RESERVOIR, 3.0L Eng, w/ Cap and Sensor
  • ESCAPE 01-06 / MARINER 05-06 COOLANT RESERVOIR, 3.0L Eng, w/ Cap and Sensor
  • ESCAPE 01-06 / MARINER 05-06 COOLANT RESERVOIR, 3.0L Eng, w/ Cap and Sensor
Out of stock
Sale -29%
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ESCAPE 01-06 / MARINER 05-06 COOLANT RESERVOIR, 3.0L Eng, w/ Cap an...

$41.82 $58.55
$30.99
AVEO 07-11 COOLANT RESERVOIR, w/ Cap, (09-11, Hatchback)/(07-11, Sedan)
  • AVEO 07-11 COOLANT RESERVOIR, w/ Cap, (09-11, Hatchback)/(07-11, Sedan)
  • AVEO 07-11 COOLANT RESERVOIR, w/ Cap, (09-11, Hatchback)/(07-11, Sedan)
  • AVEO 07-11 COOLANT RESERVOIR, w/ Cap, (09-11, Hatchback)/(07-11, Sedan)
  • AVEO 07-11 COOLANT RESERVOIR, w/ Cap, (09-11, Hatchback)/(07-11, Sedan)
  • AVEO 07-11 COOLANT RESERVOIR, w/ Cap, (09-11, Hatchback)/(07-11, Sedan)
Out of stock
Sale -29%
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AVEO 07-11 COOLANT RESERVOIR, w/ Cap, (09-11, Hatchback)/(07-11, Se...

$30.99 $43.38
$36.68
EQUINOX/TERRAIN 10-17 COOLANT TANK (RADIATOR SPARE TANK), w/ Cap
  • EQUINOX/TERRAIN 10-17 COOLANT TANK (RADIATOR SPARE TANK), w/ Cap
  • EQUINOX/TERRAIN 10-17 COOLANT TANK (RADIATOR SPARE TANK), w/ Cap
  • EQUINOX/TERRAIN 10-17 COOLANT TANK (RADIATOR SPARE TANK), w/ Cap
  • EQUINOX/TERRAIN 10-17 COOLANT TANK (RADIATOR SPARE TANK), w/ Cap
  • EQUINOX/TERRAIN 10-17 COOLANT TANK (RADIATOR SPARE TANK), w/ Cap
Out of stock
Sale -29%
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EQUINOX/TERRAIN 10-17 COOLANT TANK (RADIATOR SPARE TANK), w/ Cap

$36.68 $51.35
$55.29
SILVERADO / SIERRA 2500 HD/3500 HD 07-10 COOLANT RESERVOIR, Diesel Eng., w/ Cap, Excludes 2007 Classic
  • SILVERADO / SIERRA 2500 HD/3500 HD 07-10 COOLANT RESERVOIR, Diesel Eng., w/ Cap, Excludes 2007 Classic
  • SILVERADO / SIERRA 2500 HD/3500 HD 07-10 COOLANT RESERVOIR, Diesel Eng., w/ Cap, Excludes 2007 Classic
  • SILVERADO / SIERRA 2500 HD/3500 HD 07-10 COOLANT RESERVOIR, Diesel Eng., w/ Cap, Excludes 2007 Classic
  • SILVERADO / SIERRA 2500 HD/3500 HD 07-10 COOLANT RESERVOIR, Diesel Eng., w/ Cap, Excludes 2007 Classic
  • SILVERADO / SIERRA 2500 HD/3500 HD 07-10 COOLANT RESERVOIR, Diesel Eng., w/ Cap, Excludes 2007 Classic
  • SILVERADO / SIERRA 2500 HD/3500 HD 07-10 COOLANT RESERVOIR, Diesel Eng., w/ Cap, Excludes 2007 Classic
  • SILVERADO / SIERRA 2500 HD/3500 HD 07-10 COOLANT RESERVOIR, Diesel Eng., w/ Cap, Excludes 2007 Classic
Out of stock
Sale -29%
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SILVERADO / SIERRA 2500 HD/3500 HD 07-10 COOLANT RESERVOIR, Diesel ...

$55.29 $77.41