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2003 Porsche Boxster 986 Roadster S Convertible H6 3.2L

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2003 Porsche Boxster 986 Roadster S Convertible H6 3.2L Engine Cooling Parts

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Coolant Hose

ES#1892910 - 99610621212 - Coolant Hose - Replace your rotting hoses before a blown hose leaves you stranded. - Genuine Porsche - Porsche

Replace your rotting hoses before a blown hose leaves you stranded. For vehicles with Tiptronic transmission only

Brand:
Genuine Porsche - Corporate Logo
ES#:
1892910
Mfg#:
99610621212
Ships in 4 Business Days
$55.99 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

Brand:
Blau - Corporate Logo
ES#:
2535553
Mfg#:
99610644704
Ships in 1 Business Day
$29.99

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

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

ES#1494127 - 99660641000 - Coolant Temperature Sensor - 2 Pin - Important for proper fuel regulation - Genuine Porsche - Porsche

Important for proper fuel regulation Located in the oil pump housing

Brand:
Genuine Porsche - Corporate Logo
ES#:
1494127
Mfg#:
99660641000
Ships in 4 Business Days
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Gasket

ES#2539160 - 99610634054 - Water Pump Gasket - Fitted between the water pump and the engine case, this gasket prevents leaking coolant - Elring - Porsche

Fitted between the water pump and the engine case, this gasket prevents leaking coolant 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2539160
Mfg#:
99610634054
Ships in 2 Business Days
$8.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Coolant Return Hose - Priced Each

ES#1908493 - 99610662704 - Lower Coolant Return Hose - Priced Each - Left or right side fitment - Two required - Genuine Porsche - Porsche

Left or right side fitment - Two required

Brand:
Genuine Porsche - Corporate Logo
ES#:
1908493
Mfg#:
99610662704
Ships in 4 Business Days
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Engine Coolant Hose

ES#1483164 - 99610621211 - Engine Coolant Hose - Heater Hose - Genuine Porsche - Porsche

Heater Hose Manual Trans.

Brand:
Genuine Porsche - Corporate Logo
ES#:
1483164
Mfg#:
99610621211
Ships in 4 Business Days
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose

ES#2534986 - 99610650204 - Coolant Hose - Don't get stranded with a leaking coolant hose - URO - Porsche

Don't get stranded with a leaking coolant hose 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534986
Mfg#:
99610650204
Ships in 1 Business Day
$33.99 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

Brand:
Hamburg Tech - Corporate Logo
ES#:
5375416
Mfg#:
99610634702
Ships in 1 Business Day
$32.99 USD
Free Shipping
on orders $49 and up

Upper Radiator Hose

ES#1483334 - 99610662102 - Upper Radiator Hose - Supply line - Left side radiator - Genuine Porsche - Porsche

Supply line - Left side radiator

Brand:
Genuine Porsche - Corporate Logo
ES#:
1483334
Mfg#:
99610662102
Ships in 4 Business Days
$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

ES#3451033 - 99660641000 - Coolant Temperature Sensor - 2 Pin - Important for proper fuel regulation - URO - Porsche

Important for proper fuel regulation 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Located in the oil pump housing

Brand:
URO - Corporate Logo
ES#:
3451033
Mfg#:
99660641000
Ships in 1 Business Day
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Gasket For Thermostat Cover

ES#2637144 - 99610632650 - Gasket For Thermostat Cover - One-time use - Victor Reinz - Porsche

One-time use

Brand:
Victor Reinz - Corporate Logo
ES#:
2637144
Mfg#:
99610632650
Ships in 1 Business Day
$4.99

This product was last offered at the strikethrough price on
08-13-2026

$4.07 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 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 1 Business Day
$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 We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2816674
Mfg#:
99764150300
Ships in 1 Business Day
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor - 2 Pin

ES#2816651 - 99660641000 - Coolant Temperature Sensor - 2 Pin - Important for proper fuel regulation - Hamburg Tech - Porsche

Important for proper fuel regulation We Price Match - Give Us A Call or Chat!
Located in the oil pump housing

Brand:
Hamburg Tech - Corporate Logo
ES#:
2816651
Mfg#:
99660641000
Ships in 1 Business Day
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Gasket

ES#2785590 - 99610634054 - Water Pump Gasket - Fitted between the water pump and the engine case, this gasket prevents leaking coolant - Hamburg Tech - Porsche

Fitted between the water pump and the engine case, this gasket prevents leaking coolant We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2785590
Mfg#:
99610634054
Ships in 1 Business Day
$6.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Hose - Middle Reservoir Line

ES#2534981 - 99610623700 - Coolant Hose - Middle Reservoir Line - Don't get stranded with a leaking coolant hose - URO - Porsche

Don't get stranded with a leaking coolant hose 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
2534981
Mfg#:
99610623700
Ships in 1 Business Day
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Cooling Parts

Optimize your engine cooling system performance and heater output with quality drive belts, coolant hoses, cooling system parts, and approved coolant fluids from ECS Tuning. Head off expensive repairs and untimely breakdowns with regularly scheduled cooling system inspection and maintenance.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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