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Your Vehicle 1999 Porsche Boxster 986 Base Convertible H6 2.5L

1999 Porsche Boxster 986 Base Convertible H6 2.5L Engine Electrical Parts

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ES#4492815 - 40-339 - CTEK CT5 Power Sport  - The CT5 POWERSPORT (part# 40-339) makes sure you're ready for action every time. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

The CT5 POWERSPORT (part# 40-339) makes sure you're ready for action every time. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
4492815
Mfg#:
40-339
In Stock at Vendor
$84.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1494124 - 99660640501 - Coolant Temperature Sensor - 4 Pin - Located in the oil pump housing - Genuine Porsche - Porsche

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

Brand:
Genuine Porsche - Corporate Logo
ES#:
1494124
Mfg#:
99660640501
In Stock at Vendor
$82.99

This product was last offered at the strikethrough price on
04-15-2026

$79.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1356589 - 012409191D - Vehicle Speed Sensor - Used to provide the input signal to the speedometer - Genuine Porsche - Porsche

Used to provide the input signal to the speedometer affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
1356589
Mfg#:
012409191D
Ships in 4 Business Days
$71.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2010645 - 99660612500 - Knock Sensor - Priced Each - One of your engine's most important sensors - Bosch - Porsche

One of your engine's most important sensors 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!
Located on top of the crankcase - Two required

Brand:
Bosch - Corporate Logo
ES#:
2010645
Mfg#:
99660612500
In Stock at Vendor
81% off MSRP

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

$196.99

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

$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4399060 - 99661510202 - Rear Spoiler Deployment Relay - Controls up and down actuation of the rear spoiler based on speed - Genuine Porsche - Porsche

Controls up and down actuation of the rear spoiler based on speed affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
4399060
Mfg#:
99661510202
Ships in 4 Business Days
$35.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1494082 - 99660611300 - Air Temperature Sensor - Located in the intake distributor - Genuine Porsche - Porsche

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

Brand:
Genuine Porsche - Corporate Logo
ES#:
1494082
Mfg#:
99660611300
Ships in 4 Business Days
$63.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2944218 - LIS12390 - Dual Drive Oxygen Sensor Wrench - Tool comes with both 1/2" and 3/8" drive. - Lisle - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Tool comes with both 1/2" and 3/8" drive. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Lisle - Corporate Logo
ES#:
2944218
Mfg#:
LIS12390
Ships in 6 Business Days
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4492820 - 40-060 - Bumper 300 - Don't scratch your paint with your battery tender. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Don't scratch your paint with your battery tender. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
4492820
Mfg#:
40-060
In Stock at Vendor
$56.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3604639 - EL-LA4578 - Battery Disconnect Switch - 4 Terminal - Quickly shut down your battery in an emergency. - Rennline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Quickly shut down your battery in an emergency. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Rennline - Corporate Logo
ES#:
3604639
Mfg#:
EL-LA4578
Ships in 4 Business Days
$55.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3676988 - 56-380 - CTEK Indicator Panel - Displays battery health at all times. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Displays battery health at all times. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
3676988
Mfg#:
56-380
In Stock at Vendor
$47.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1511971 - 99959004540 - Plastic Screw - Priced each - Used to secure the battery cover to the cowl panel - Two required - Genuine Porsche - Porsche

Used to secure the battery cover to the cowl panel - Two required affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
1511971
Mfg#:
99959004540
Ships in 3 Business Days
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1359354 - 141951253B - Multipurpose Relay - Priced Each - OEM use for several applications - Many required! - Genuine Porsche - Porsche

OEM use for several applications - Many required! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
1359354
Mfg#:
141951253B
Ships in 4 Business Days
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4305464 - 99660640501 - Coolant Temperature Sensor - 4 Pin - Located in the oil pump housing - URO - Porsche

Located in the oil pump housing 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#:
4305464
Mfg#:
99660640501
Ships in 1 Business Day
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2739158 - 99917020190KT1 - Spark Plugs - Set Of 6 - Bosch Super Plus FR-7-LDC+ - Bosch - Porsche

Bosch Super Plus FR-7-LDC+ 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:
Bosch - Corporate Logo
ES#:
2739158
Mfg#:
99917020190KT1
In Stock
$30.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4492819 - 40-006 - CTEK Mounting Bracket - Easily mount your charger in the garage up and out of the way. - CTEK - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Easily mount your charger in the garage up and out of the way. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTEK - Corporate Logo
ES#:
4492819
Mfg#:
40-006
In Stock at Vendor
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Electrical Parts

With automotive electrical content growing yearly, it has never been more important to keep your charging and electrical system in top working condition. ECS Tuning stocks a huge and constantly growing inventory of electrical sensors, electric motors, and electronic actuators from original equipment and name-brand aftermarket suppliers.

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

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