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1998 Porsche Boxster 986 Base Convertible H6 2.5L

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Your Vehicle 1998 Porsche Boxster 986 Base Convertible H6 2.5L
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1998 Porsche Boxster 986 Base Convertible H6 2.5L Cooling Expansion Tank Parts

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Coolant Expansion Tank Cap

ES#1483277 - 99610644704 - Coolant Expansion Tank Cap - Cap for plastic expansion tank - Genuine Porsche - Porsche

Cap for plastic expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
1483277
Mfg#:
99610644704
Ships in 5 Business Days
5% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$35.72

This product was last offered at the strikethrough price on
06-02-2026

$33.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank

ES#4346156 - 99610614708 - Expansion Tank - Coolant reservoir - Febi - Porsche

Coolant reservoir affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4346156
Mfg#:
99610614708
In Stock at Vendor
$321.99

This product was last offered at the strikethrough price on
05-07-2026

$280.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Engine Coolant Air Bleeder Valve

ES#1483239 - 99610634702 - Engine Coolant Air Bleeder Valve - Bleeds off excess cooling system pressure - Genuine Porsche - Porsche

Bleeds off excess cooling system pressure affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
1483239
Mfg#:
99610634702
Ships in 5 Business Days
$216.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank

ES#2794817 - 99610614708 - Expansion Tank - Coolant reservoir - Hamburg Tech - Porsche

Coolant reservoir affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2794817
Mfg#:
99610614708
Ships in 2 Business Days
$208.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank

ES#3451019 - 99610614708 - Expansion Tank - Coolant reservoir - URO - Porsche

Coolant reservoir affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3451019
Mfg#:
99610614708
Ships in 2 Business Days
$160.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Level Sensor

ES#1507191 - 99764150300 - Coolant Level Sensor - Located in the expansion tank - Genuine Porsche - Porsche

Located in the expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
1507191
Mfg#:
99764150300
Ships in 3 Business Days
$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Coolant Air Bleeder Valve

ES#3451027 - 99610634702 - Engine Coolant Air Bleeder Valve - Bleeds off excess cooling system pressure - German - Porsche

Bleeds off excess cooling system pressure affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
German - Corporate Logo
ES#:
3451027
Mfg#:
99610634702
In Stock at Vendor
$75.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Coolant Air Bleeder Valve

ES#3451026 - 99610634702 - Engine Coolant Air Bleeder Valve - Bleeds off excess cooling system pressure - URO - Porsche

Bleeds off excess cooling system pressure affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3451026
Mfg#:
99610634702
Ships in 2 Business Days
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Coolant Air Bleeder Valve

ES#3451028 - 99610634702 - Engine Coolant Air Bleeder Valve - Bleeds off excess cooling system pressure - Original Equipment Supplier - Porsche

Bleeds off excess cooling system pressure affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Original Equipment Supplier - Corporate Logo
ES#:
3451028
Mfg#:
99610634702
In Stock at Vendor
$61.99

This product was last offered at the strikethrough price on
05-07-2026

$59.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Cap

ES#2602671 - 99610644704 - Coolant Expansion Tank Cap - Cap for plastic expansion tank - Febi - Porsche

Cap for plastic expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2602671
Mfg#:
99610644704
In Stock at Vendor
$40.99

This product was last offered at the strikethrough price on
05-07-2026

$39.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Cap

ES#2535553 - 99610644704 - Coolant Expansion Tank Cap - Cap for plastic expansion tank - Blau - Porsche

Cap for plastic expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Blau - Corporate Logo
ES#:
2535553
Mfg#:
99610644704
Ships in 2 Business Days
$29.99

This product was last offered at the strikethrough price on
05-07-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Level Sensor

ES#2710318 - 99764150300 - Coolant Level Sensor - Located in the expansion tank - URO - Porsche

Located in the expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2710318
Mfg#:
99764150300
Ships in 2 Business Days
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Level Sensor

ES#2816674 - 99764150300 - Coolant Level Sensor - Located in the expansion tank - Hamburg Tech - Porsche

Located in the expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2816674
Mfg#:
99764150300
Ships in 2 Business Days
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Coolant Air Bleeder Valve

ES#5375416 - 99610634702 - Engine Coolant Air Bleeder Valve - Bleeds off excess cooling system pressure - Hamburg Tech - Porsche

Bleeds off excess cooling system pressure affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hamburg Tech - Corporate Logo
ES#:
5375416
Mfg#:
99610634702
Ships in 2 Business Days
$32.99 USD
Free Shipping
on orders $49 and up

Expansion Tank

ES#1483156 - 99610614708 - Expansion Tank - Coolant reservoir - Genuine Porsche - Porsche

Coolant reservoir affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
1483156
Mfg#:
99610614708
Ships in 5 Business Days
$451.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime 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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