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1989 Porsche 944 9442 Turbo Coupe L4 2.5L

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Your Vehicle 1989 Porsche 944 9442 Turbo Coupe L4 2.5L
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1989 Porsche 944 9442 Turbo Coupe L4 2.5L Engine Thermostat Parts

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Thermostat Insert

ES#3235917 - 94410601900 - Thermostat Insert - Located on the front of the water pump housing - Gates - Porsche

Located on the front of the water pump housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Gates - Corporate Logo
ES#:
3235917
Mfg#:
94410601900
In Stock at Vendor
$22.99

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

$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Thermostat

ES#2574716 - 95110631100 - Secondary Thermostat - Located inside the water pump housing - Mahle-Behr - Porsche

Located inside the water pump housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle-Behr - Corporate Logo
ES#:
2574716
Mfg#:
95110631100
Ships in 4 Business Days
$46.99

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

$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Insert With Included O-ring

ES#1432931 - 94410601900 - Thermostat Insert With Included O-ring - Located on the front of the water pump housing - Genuine Porsche - Porsche

Located on the front of the water pump housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
1432931
Mfg#:
94410601900
Ships in 5 Business Days
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Washer

ES#1376770 - 90023416000 - Washer - Shim for thermostat - Genuine Porsche - Porsche

Shim for thermostat affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
1376770
Mfg#:
90023416000
In Stock at Vendor
$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Sealing Ring

ES#2777846 - 95110615500 - Thermostat Sealing Ring - Keep your engine operating in it's optimal temperature range - Hamburg Tech - Porsche

Keep your engine operating in it's optimal temperature range 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#:
2777846
Mfg#:
95110615500
Ships in 2 Business Days
$6.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Insert With Included O-Ring

ES#2574642 - 94410601900 - Thermostat Insert With Included O-Ring - Located on the front of the water pump housing - Meyle - Porsche

Located on the front of the water pump housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
2574642
Mfg#:
94410601900
Ships on Nov 5, 2026
$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Sealing Ring

ES#2561208 - 95110615500 - Thermostat Sealing Ring - Keep your engine operating in it's optimal temperature range - Elring - Porsche

Keep your engine operating in it's optimal temperature range affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2561208
Mfg#:
95110615500
In Stock at Vendor
$14.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Insert

ES#2574643 - 94410601900 - Thermostat Insert - Located on the front of the water pump housing - Wahler - Porsche

Located on the front of the water pump housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wahler - Corporate Logo
ES#:
2574643
Mfg#:
94410601900
Ships on Jul 22, 2026
51% off MSRP

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

$28.47

This product was last offered at the strikethrough price on
06-25-2026

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Insert with Gasket

ES#2952018 - 94410601900 - Thermostat Insert with Gasket - Located on the front of the water pump housing - Vernet - Porsche

Located on the front of the water pump housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vernet - Corporate Logo
ES#:
2952018
Mfg#:
94410601900
Back Ordered
$9.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber O-Ring

ES#1513517 - 99970728340 - Rubber O-Ring - O-ring for crankshaft gear - Genuine Porsche - Porsche

O-ring for crankshaft gear affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
1513517
Mfg#:
99970728340
Ships in 5 Business Days
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber O-Ring

ES#2574639 - 99970728340 - Rubber O-Ring - O-ring for thermostat or oil pump sleeve - DPH - Porsche

O-ring for thermostat or oil pump sleeve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
DPH - Corporate Logo
ES#:
2574639
Mfg#:
99970728340
In Stock
ON SALE! SAVE 50%
$3.99

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

$2.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-RING 28 X 2.5

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

Brand:
Rein - Corporate Logo
ES#:
2803021
Mfg#:
99970728340
Ships in 4 Business Days
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rubber O-Ring

ES#2574638 - 99970728340 - Rubber O-Ring - O-ring for thermostat or oil pump sleeve - Laso - Porsche

O-ring for thermostat or oil pump sleeve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Laso - Corporate Logo
ES#:
2574638
Mfg#:
99970728340
Ships in 1-2 days
$3.99

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

$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Sealing Ring

ES#2561207 - 95110615500 - Thermostat Sealing Ring - Keep your engine operating in it's optimal temperature range - OE Aftermarket - Porsche

Keep your engine operating in it's optimal temperature range affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
OE Aftermarket - Corporate Logo
ES#:
2561207
Mfg#:
95110615500
Ships in 1-2 days
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Secondary Thermostat

ES#1442645 - 95110631100 - Secondary Thermostat - Located inside the water pump housing - Genuine Porsche - Porsche

Located inside the water pump housing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
1442645
Mfg#:
95110631100
Ships in 5 Business Days
$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat Sealing Ring

ES#1442634 - 95110615500 - Thermostat Sealing Ring - Keep your engine operating in it's optimal temperature range - Genuine Porsche - Porsche

Keep your engine operating in it's optimal temperature range affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
1442634
Mfg#:
95110615500
Ships in 5 Business Days
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Thermostat Parts

Your thermostat helps regulate engine temperatures by allowing the coolant to circulate through the radiator once it opens. If it fails, this might mean it never closes, but worst case, it could mean your coolant doesn't get to the radiator. Stay ahead of cooling issues by replacing your thermostat regularly with an OEM thermostat or quality aftermarket thermostat from our selection.

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