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Jaguar XK8 Expansion Tank Reviews
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Shop Jaguar XK8 Replacement Expansion Tank

Performance-oriented cars, like the racy Jaguar XK8, were built to be driven beyond endurance, and later given proper repairs. Jaguar sells vehicles that are made to ensure top performance, and like their other models, the XK8 doesn't perform as intended without top-quality performance parts and accessories. All the smart drivers understand how to supercharge the performance level of their Jaguar XK8 by upgrading to performance-maximizing car parts. Jaguar is renowned for designing fine-tuned and efficient machines that look as good as they perform. When collectors want the optimal in luxury, innovation and performance they invest in Jaguar. Your Jaguar was built with the highest care and skill; it should have new parts with a similar high level of reliability. People who enjoy performance vehicles recognize that nothing is more crucial than installing the best aftermarket parts for your vehicle. Top-notch power and road performance come from high-quality components and accessories. Jaguar XK8 Expansion Tanks provide a place for the engine's coolant to expand as it heats up, stopping your cooling system from leaking or boiling over, or cooling fluid from overflowing from the car's cooling system. The Jaguar XK8 Expansion Tank can fail due to inclement weather or long use; when this happens a new tank must be added to keep the cooling systems in top condition. Your Jaguar XK8 Expansion Tank protects the radiator by providing space for cooling fluid and air to expand as engine temperatures rise. The Jaguar XK8 is a wonderful thing ... keep it running like a champ with our online collection of dependable vehicle parts. We sell a wide array of parts you need to keep your car or truck looking good all year long. If you have any questions about our accessories, our customer service people are available during business hours - just our regular first-rate customer service!

We stock these Expansion Tank brands for the Jaguar XK8: ReplacementGenuineAPA/URO PartsSKP

Expansion Tanks available for the following Jaguar XK8 years: 2006, 2005, 2004, 2003, 2002, 2001, 2000, 1999, 1998, 1997, 06, 05, 04, 03, 02, 01, 00, 99, 98, 97. This part is also sometimes called Jaguar XK8 Radiator Overflow Tank. We stock expansion tank parts for most Jaguar models including S Type, XJ8, XF, X Type, XJ, Vanden Plas, XK, XKR, XJR, XJ6, XJS, XFR, F Type, Super V8 and XJ12.

Expansion Tank for Jaguar XK8 - Partsgeek

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Review Fitment Notes
Showing 19 of 96 Results
Replacement Expansion Tank - for 2006 Jaguar XK8 - 123-169 Click to Enlarge
Website Reviews
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Part Number: 123-169
Brand: Replacement
Notes: Engine Coolant Reservoir -- Engine Radiator Coolant Overflow Reservoir Expansion Tank with Cap
Condition: New
Shipping Options: Free Ground Shipping
$51.95
with FREE Shipping
(99) In Stock
This Part Fits:
Catalog: E
Vehicle
2006 Jaguar XK8
Genuine Expansion Tank - for 1997 Jaguar XK8 - W0133-1657480 Click to Enlarge
4.7 Stars
Genuine W0133-1657480
Expansion Tank
Loading Reviews...
Part Number: W0133-1657480
Brand: Genuine
Notes: Coolant Reservoir
Detailed Notes: IMPORTANT INSTALLATION INSTRUCTIONS. 1997 Applications - When using to replace the original Expansion Tank the Bleeder Hoses must be reversed at the Tank. 1998 and Later - When using to replace the original Expansion Tank the Bleeder Hose to the Radiator must be removed and the Thermostat Bleeder Hose must be re-routed to the Front Fitting. The remaining Fitting must be plugged. DO NOT PERFORM THESE STEPS ON A VEHICLE THAT HAS ALREADY BEEN UPDATED. See Jaguar TSB 303-15 for additional information.
Condition: New
Shipping Options: Ground, Overnight, 2 Day
OEM
List Price:
$159.50
Our Price: $142.58
View Details
This Part Fits:
Catalog: A
Vehicle
1997 Jaguar XK8
Genuine Expansion Tank - for 2000 Jaguar XK8 - W0133-1657480 Click to Enlarge
4.7 Stars
Genuine W0133-1657480
Expansion Tank
Loading Reviews...
Part Number: W0133-1657480
Brand: Genuine
Notes: Coolant Reservoir
Detailed Notes: IMPORTANT INSTALLATION INSTRUCTIONS. 1997 Applications - When using to replace the original Expansion Tank the Bleeder Hoses must be reversed at the Tank. 1998 and Later - When using to replace the original Expansion Tank the Bleeder Hose to the Radiator must be removed and the Thermostat Bleeder Hose must be re-routed to the Front Fitting. The remaining Fitting must be plugged. DO NOT PERFORM THESE STEPS ON A VEHICLE THAT HAS ALREADY BEEN UPDATED. See Jaguar TSB 303-15 for additional information.
Condition: New
Shipping Options: Ground, Overnight, 2 Day
OEM
List Price:
$159.50
Our Price: $142.58
View Details
This Part Fits:
Catalog: A
Vehicle
2000 Jaguar XK8
Genuine Expansion Tank - for 1999 Jaguar XK8 - W0133-1657480 Click to Enlarge
4.7 Stars
Genuine W0133-1657480
Expansion Tank
Loading Reviews...
Part Number: W0133-1657480
Brand: Genuine
Notes: Coolant Reservoir
Detailed Notes: IMPORTANT INSTALLATION INSTRUCTIONS. 1997 Applications - When using to replace the original Expansion Tank the Bleeder Hoses must be reversed at the Tank. 1998 and Later - When using to replace the original Expansion Tank the Bleeder Hose to the Radiator must be removed and the Thermostat Bleeder Hose must be re-routed to the Front Fitting. The remaining Fitting must be plugged. DO NOT PERFORM THESE STEPS ON A VEHICLE THAT HAS ALREADY BEEN UPDATED. See Jaguar TSB 303-15 for additional information.
Condition: New
Shipping Options: Ground, Overnight, 2 Day
OEM
List Price:
$159.50
Our Price: $142.58
View Details
This Part Fits:
Catalog: A
Vehicle
1999 Jaguar XK8
Genuine Expansion Tank - for 2001 Jaguar XK8 - W0133-1657480 Click to Enlarge
4.7 Stars
Genuine W0133-1657480
Expansion Tank
Loading Reviews...
Part Number: W0133-1657480
Brand: Genuine
Notes: Coolant Reservoir
Detailed Notes: IMPORTANT INSTALLATION INSTRUCTIONS. 1997 Applications - When using to replace the original Expansion Tank the Bleeder Hoses must be reversed at the Tank. 1998 and Later - When using to replace the original Expansion Tank the Bleeder Hose to the Radiator must be removed and the Thermostat Bleeder Hose must be re-routed to the Front Fitting. The remaining Fitting must be plugged. DO NOT PERFORM THESE STEPS ON A VEHICLE THAT HAS ALREADY BEEN UPDATED. See Jaguar TSB 303-15 for additional information.
Condition: New
Shipping Options: Ground, Overnight, 2 Day
OEM
List Price:
$159.50
Our Price: $142.58
View Details
This Part Fits:
Catalog: A
Vehicle
2001 Jaguar XK8
Genuine Expansion Tank - for 1998 Jaguar XK8 - W0133-1657480 Click to Enlarge
4.7 Stars
Genuine W0133-1657480
Expansion Tank
Loading Reviews...
Part Number: W0133-1657480
Brand: Genuine
Notes: Coolant Reservoir
Detailed Notes: IMPORTANT INSTALLATION INSTRUCTIONS. 1997 Applications - When using to replace the original Expansion Tank the Bleeder Hoses must be reversed at the Tank. 1998 and Later - When using to replace the original Expansion Tank the Bleeder Hose to the Radiator must be removed and the Thermostat Bleeder Hose must be re-routed to the Front Fitting. The remaining Fitting must be plugged. DO NOT PERFORM THESE STEPS ON A VEHICLE THAT HAS ALREADY BEEN UPDATED. See Jaguar TSB 303-15 for additional information.
Condition: New
Shipping Options: Ground, Overnight, 2 Day
OEM
List Price:
$159.50
Our Price: $142.58
View Details
This Part Fits:
Catalog: A
Vehicle
1998 Jaguar XK8
APA/URO Parts Expansion Tank - for 2001 Jaguar XK8 - MJD4400AB Click to Enlarge
5 Stars
APA/URO Parts MJD4400AB
Expansion Tank
Loading Reviews...
Part Number: MJD4400AB
Brand: APA/URO Parts
Notes: Engine Coolant Reservoir -- With cap and sensor.
  • Guaranteed fitment
  • Precision-molded to OE dimensions to ensure compatibility with original sensors and connections
  • Quality materials resist engine heat and harsh cooling system environment
  • Factory pressure-tested
Condition: New
Shipping Options: Ground
$61.43
(23) In Stock
This Part Fits:
Catalog: B
Vehicle
2001 Jaguar XK8
Genuine Expansion Tank - for 2002 Jaguar XK8 - W0133-1657480 Click to Enlarge
4.7 Stars
Genuine W0133-1657480
Expansion Tank
Loading Reviews...
Part Number: W0133-1657480
Brand: Genuine
Notes: Coolant Reservoir
Detailed Notes: IMPORTANT INSTALLATION INSTRUCTIONS. 1997 Applications - When using to replace the original Expansion Tank the Bleeder Hoses must be reversed at the Tank. 1998 and Later - When using to replace the original Expansion Tank the Bleeder Hose to the Radiator must be removed and the Thermostat Bleeder Hose must be re-routed to the Front Fitting. The remaining Fitting must be plugged. DO NOT PERFORM THESE STEPS ON A VEHICLE THAT HAS ALREADY BEEN UPDATED. See Jaguar TSB 303-15 for additional information.
Condition: New
Shipping Options: Ground, Overnight, 2 Day
OEM
List Price:
$159.50
Our Price: $142.58
View Details
This Part Fits:
Catalog: A
Vehicle
2002 Jaguar XK8
APA/URO Parts Expansion Tank - for 2000 Jaguar XK8 - MJD4400AB Click to Enlarge
5 Stars
APA/URO Parts MJD4400AB
Expansion Tank
Loading Reviews...
Part Number: MJD4400AB
Brand: APA/URO Parts
Notes: Engine Coolant Reservoir -- With cap and sensor.
  • Guaranteed fitment
  • Precision-molded to OE dimensions to ensure compatibility with original sensors and connections
  • Quality materials resist engine heat and harsh cooling system environment
  • Factory pressure-tested
Condition: New
Shipping Options: Ground
$61.43
(23) In Stock
This Part Fits:
Catalog: B
Vehicle
2000 Jaguar XK8
APA/URO Parts Expansion Tank - for 1999 Jaguar XK8 - MJD4400AB Click to Enlarge
5 Stars
APA/URO Parts MJD4400AB
Expansion Tank
Loading Reviews...
Part Number: MJD4400AB
Brand: APA/URO Parts
Notes: Engine Coolant Reservoir -- With cap and sensor.
  • Guaranteed fitment
  • Precision-molded to OE dimensions to ensure compatibility with original sensors and connections
  • Quality materials resist engine heat and harsh cooling system environment
  • Factory pressure-tested
Condition: New
Shipping Options: Ground
$61.43
(23) In Stock
This Part Fits:
Catalog: B
Vehicle
1999 Jaguar XK8
Genuine Expansion Tank - for 2003 Jaguar XK8 - W0133-1657480 Click to Enlarge
4.7 Stars
Genuine W0133-1657480
Expansion Tank
Loading Reviews...
Part Number: W0133-1657480
Brand: Genuine
Notes: Coolant Reservoir
Detailed Notes: IMPORTANT INSTALLATION INSTRUCTIONS. 1997 Applications - When using to replace the original Expansion Tank the Bleeder Hoses must be reversed at the Tank. 1998 and Later - When using to replace the original Expansion Tank the Bleeder Hose to the Radiator must be removed and the Thermostat Bleeder Hose must be re-routed to the Front Fitting. The remaining Fitting must be plugged. DO NOT PERFORM THESE STEPS ON A VEHICLE THAT HAS ALREADY BEEN UPDATED. See Jaguar TSB 303-15 for additional information.
Condition: New
Shipping Options: Ground, Overnight, 2 Day
OEM
List Price:
$159.50
Our Price: $142.58
View Details
This Part Fits:
Catalog: A
Vehicle
2003 Jaguar XK8
APA/URO Parts Expansion Tank - for 1998 Jaguar XK8 - MJD4400AB Click to Enlarge
5 Stars
APA/URO Parts MJD4400AB
Expansion Tank
Loading Reviews...
Part Number: MJD4400AB
Brand: APA/URO Parts
Notes: Engine Coolant Reservoir -- With cap and sensor.
  • Guaranteed fitment
  • Precision-molded to OE dimensions to ensure compatibility with original sensors and connections
  • Quality materials resist engine heat and harsh cooling system environment
  • Factory pressure-tested
Condition: New
Shipping Options: Ground
$61.43
(23) In Stock
This Part Fits:
Catalog: B
Vehicle
1998 Jaguar XK8
APA/URO Parts Expansion Tank - for 1997 Jaguar XK8 - MJD4400AB Click to Enlarge
5 Stars
APA/URO Parts MJD4400AB
Expansion Tank
Loading Reviews...
Part Number: MJD4400AB
Brand: APA/URO Parts
Notes: Engine Coolant Reservoir -- With cap and sensor.
  • Guaranteed fitment
  • Precision-molded to OE dimensions to ensure compatibility with original sensors and connections
  • Quality materials resist engine heat and harsh cooling system environment
  • Factory pressure-tested
Condition: New
Shipping Options: Ground
$61.43
(23) In Stock
This Part Fits:
Catalog: B
Vehicle
1997 Jaguar XK8
APA/URO Parts Expansion Tank - for 2003 Jaguar XK8 - MJD4400AB Click to Enlarge
5 Stars
APA/URO Parts MJD4400AB
Expansion Tank
Loading Reviews...
Part Number: MJD4400AB
Brand: APA/URO Parts
Notes: Engine Coolant Reservoir -- With cap and sensor.
  • Guaranteed fitment
  • Precision-molded to OE dimensions to ensure compatibility with original sensors and connections
  • Quality materials resist engine heat and harsh cooling system environment
  • Factory pressure-tested
Condition: New
Shipping Options: Ground
$61.43
(23) In Stock
This Part Fits:
Catalog: B
Vehicle
2003 Jaguar XK8
APA/URO Parts Expansion Tank - for 2005 Jaguar XK8 - MJD4400AB Click to Enlarge
5 Stars
APA/URO Parts MJD4400AB
Expansion Tank
Loading Reviews...
Part Number: MJD4400AB
Brand: APA/URO Parts
Notes: Engine Coolant Reservoir -- With cap and sensor.
  • Guaranteed fitment
  • Precision-molded to OE dimensions to ensure compatibility with original sensors and connections
  • Quality materials resist engine heat and harsh cooling system environment
  • Factory pressure-tested
Condition: New
Shipping Options: Ground
$61.43
(23) In Stock
This Part Fits:
Catalog: B
Vehicle
2005 Jaguar XK8
APA/URO Parts Expansion Tank - for 2001 Jaguar XK8 - W0133-1657480 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: W0133-1657480
Brand: APA/URO Parts
Notes: Coolant Reservoir
Condition: New
Shipping Options: Ground, Overnight, 2 Day
List Price:
$156.00
Our Price: $70.58
View Details
This Part Fits:
Catalog: A
Vehicle
2001 Jaguar XK8
APA/URO Parts Expansion Tank - for 2006 Jaguar XK8 - MJD4400AB Click to Enlarge
5 Stars
APA/URO Parts MJD4400AB
Expansion Tank
Loading Reviews...
Part Number: MJD4400AB
Brand: APA/URO Parts
Notes: Coolant Expansion Tank
Condition: New
Shipping Options: Ground
$63.73
View Details
This Part Fits:
Catalog: G
Vehicle
2006 Jaguar XK8
APA/URO Parts Expansion Tank - for 2006 Jaguar XK8 - MJD4400AB Click to Enlarge
5 Stars
APA/URO Parts MJD4400AB
Expansion Tank
Loading Reviews...
Part Number: MJD4400AB
Brand: APA/URO Parts
Notes: Engine Coolant Reservoir -- With cap and sensor.
  • Guaranteed fitment
  • Precision-molded to OE dimensions to ensure compatibility with original sensors and connections
  • Quality materials resist engine heat and harsh cooling system environment
  • Factory pressure-tested
Condition: New
Shipping Options: Ground
$60.98
(3) In Stock
This Part Fits:
Catalog: T
Vehicle
2006 Jaguar XK8
SKP Expansion Tank - for 2006 Jaguar XK8 - SK603169 Click to Enlarge
Website Reviews
Loading Reviews...
Part Number: SK603169
Brand: SKP
Notes: Engine Coolant Reservoir
  • OE Style for easy replacement and fitment
Condition: New
Shipping Options: Free Ground Shipping
$64.98
with FREE Shipping
(18) In Stock
This Part Fits:
Catalog: S
Vehicle
2006 Jaguar XK8

Related Cooling System Parts

Research on Expansion Tank for Jaguar XK8

The cooling system in your car has many parts. Each of them has to be intact for the fluids to be adequately cooled so the engine doesn't overheat. An expansion tank is one of those. If it is damaged or develops a leak, it should be replaced as soon as possible. Otherwise, overheating can break other parts such as the radiator and even key components of your engine if left unchecked. Fortunately, parts are easy to find at affordable prices, so you don't have a high expense.

Purpose of an Expansion Tank in Your Car

The expansion tank is an overflow reservoir. Water and coolant in the system expand as the temperature rises, as is typical when the engine and cooling system reach their operating levels. Fluids will be forced out of the radiator, hoses, and engine block from pressure as they heat and expand. The Jaguar coolant reservoir tank captures the coolant that is vented out of the radiator cap. Contracting coolant will return to the radiator once the engine is shut off and cools down, in part due to a partial vacuum. Without the expansion tank, the fluids would spill out of the system and be lost.

A Common Element in Newer Cars

Older cars didn't usually have expansion tanks unless the owner installed an aftermarket product. Radiators had room for air at the top, so expansion could happen inside them. At high pressures, air and Jaguar antifreeze coolant could drain out of the radiator cap. The only place for it to go was the ground. It also wasn't rare for people to just put bottles near the radiator, which would fill up with excess coolant.

Potential Coolant Expansion Tank Problems

Expansion tanks are most often made of plastic. They're vulnerable to cracks, which could allow coolant to escape and pool on the ground. The Jaguar XK8 coolant level sensor will alert you if there is any leak, especially if the pressurized vessel is cracked. Leaks aren't the only concern with expansion tanks. They can fill up with sludge and other residue, so are often cleaned out if the cooling system is flushed. Any extra chambers and baffles need to be cleaned out as well.

Cost of Expansion Tank Replacement

As with most of the cooling system, replacement costs incur high labor charges. The actual price can therefore be uncertain before you get the bill, as the mechanic, vehicle, and local taxes and fees may vary with every location. An expansion tank can be a couple of hundred dollars, but you can save a lot by getting one from an online supplier. PartsGeek.com offers the best deals because our automotive parts and accessories are sold exclusively via the Internet, which saves us a lot by not managing a physical store. Your 2004 Jaguar XJ8 coolant reservoir can therefore be replaced for less, or at least bumped down because of the reduced part price. If you suspect a Jaguar XJ8 coolant leak, it is not necessary to spend top dollar and put off repairs to save cash. This will only lead to more expensive repairs. Resolve the problem and spend less so your vehicle will stay in top shape.

Jaguar XK8 Expansion Tank Reviews
5 of 5
Verified Customer
7/18/13 12:42 PM - USA

This is an exact OEM part. I also included the cap. This is as good as the original and should last about as long. - Slaghead

- 2002 Jaguar XK8 Expansion Tank
5 of 5
Verified Customer
4/25/14 12:20 PM - USA

I was very pleased with the recent purchase I made. The delvery time was excellent and I was able to get back cruising in my Jag! Thanks - 99 jag

- 1999 Jaguar XK8 Expansion Tank
4 of 5
Verified Customer
7/3/14 02:53 PM - USA

First order so will have to say i only hope your service is as good as the reviews say.Lot of coupons online but most will not work. - JACK

- 1997 Jaguar XK8 Expansion Tank
5 of 5
Verified Customer
7/5/14 08:41 AM - USA

Great price for this OEM Jaguar part!!! The best customer service I have ever experienced...very fast shipping...Always good doing business with your company...many thanks...DM Cotter - Best service EVER !!

- 1999 Jaguar XK8 Expansion Tank
5 of 5
Verified Customer
5/24/15 11:22 AM - USA

Excellent replacement. Fast delivery. Continued great service by Parts Geek. - STEPHEN BURKARD

- 1999 Jaguar XK8 Expansion Tank
5 of 5
Verified Customer
6/20/15 08:47 AM - USA

The expansion tank is of high quality and includes the cap and level sensor. It is an economical replacement for an aging part. - Nice Unit

- 2001 Jaguar XK8 Expansion Tank