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2005 Porsche Cayenne 955 Turbo Sport Utility V8 4.5L

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2005 Porsche Cayenne 955 Turbo Sport Utility V8 4.5L Cooling Expansion Tank Parts

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Expansion Tank Cap

ES#3672033 - 3C0121321 - Expansion Tank Cap - Keep proper pressure in your coolant system - Stant - Audi Volkswagen Porsche

Keep proper pressure in your coolant system

Brand:
Stant - Corporate Logo
ES#:
3672033
Mfg#:
3C0121321
Back Ordered
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Cap

ES#2794804 - 95510644720 - Coolant Expansion Tank Cap - Blue coolant reservoir lid - Hamburg Tech - Porsche

Blue coolant reservoir lid We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2794804
Mfg#:
95510644720
Ships in 1 Business Day
ON SALE! SAVE 20%
$7.13

This product was last offered at the strikethrough price on
09-03-2026

$5.70 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

EXPANSION TANK

2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4151899
Mfg#:
95510614723
Ships in 3 Business Days
ON SALE!
$82.99

This product was last offered at the strikethrough price on
08-31-2026

$78.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank

ES#1907296 - 95510614723 - Expansion Tank - Coolant reservoir - Genuine Porsche - Porsche

Coolant reservoir

Brand:
Genuine Porsche - Corporate Logo
ES#:
1907296
Mfg#:
95510614723
Ships in 4 Business Days
$308.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Porsche Expansion Tank Replacement Kit

Featuring Rein expansion tank, tank cap, Genuine Porsche coolant & Hardware 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
4674475
Mfg#:
955106147230KT
Ships on Sep 23, 2026
ON SALE! SAVE 25%
$161.99

This product was last offered at the strikethrough price on
07-16-2026

$122.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

More About Cooling Expansion Tank Parts

A common source of overheating problems is a broken or leaking coolant expansion tank. Replace it with an OEM coolant expansion tank or quality aftermarket expansion tank to prevent future woes.

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Manufacturer names and/or part numbers are used only for identification purposes.

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