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2003 Porsche Boxster 986 Roadster Convertible H6 2.7L

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2003 Porsche Boxster 986 Roadster Convertible H6 2.7L Service & Maintenance Parts

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Liqui Moly Synthoil Oil Service Kit (0w-40) - With ECS Magnetic Drain Plug

ES#3617790 - 996107225601KT - Liqui Moly Synthoil Oil Service Kit (0w-40) - With ECS Magnetic Drain Plug - Includes Hengst filter and Liqui Moly Synthoil Energy A40 Spec oil - Assembled By ECS - Porsche

Includes Hengst filter and Liqui Moly Synthoil Energy A40 Spec oil 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3617790
Mfg#:
996107225601KT
In Stock
ON SALE!
$204.99

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

$189.13 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oxygen Sensor - Priced Each

ES#2602695 - 98660612601 - Oxygen Sensor - Priced Each - Fitment both before and after the catalyst - 4 required - Bosch - Porsche

Fitment both before and after the catalyst - 4 required We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2602695
Mfg#:
98660612601
In Stock
$134.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Housing Cover

ES#4821299 - 99610702055 - Oil Filter Housing Cover - Aluminum upgrade over the OEM plastic cover - Includes filter, cap, and o-ring - URO Premium - Porsche

Aluminum upgrade over the OEM plastic cover - Includes filter, cap, and o-ring 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO Premium - Corporate Logo
ES#:
4821299
Mfg#:
99610702055
In Stock
$44.99 USD
Free Shipping
on orders $49 and up

Liqui Moly Synthoil Oil Service Kit (0w-40)

ES#3613102 - 99610722560KT3 - Liqui Moly Synthoil Oil Service Kit (0w-40) - Includes Hengst filter and Liqui Moly Synthoil Energy A40 Spec oil - Assembled By ECS - Porsche

Includes Hengst filter and Liqui Moly Synthoil Energy A40 Spec oil 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3613102
Mfg#:
99610722560KT3
In Stock
ON SALE!
$180.99

This product was last offered at the strikethrough price on
08-15-2026

$165.42 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oil Filter Element

ES#2535594 - 99610722553 - Oil Filter Element - Ensure that your engine is getting clean a oil supply with a new filter - Mahle - Porsche

Ensure that your engine is getting clean a oil supply with a new filter

Brand:
Mahle - Corporate Logo
ES#:
2535594
Mfg#:
99610722553
Ships in 4 Business Days
$22.99 USD
Free Shipping
on orders $49 and up

Oil Drain Plug - Priced Each

ES#1376709 - 90021900930 - Oil Drain Plug - Priced Each - M18 X 1.5 screw plug - Genuine Porsche - Porsche

M18 X 1.5 screw plug

Brand:
Genuine Porsche - Corporate Logo
ES#:
1376709
Mfg#:
90021900930
In Stock
$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of 6

ES#2718084 - 99917020791KT1 - Spark Plugs - Set Of 6 - FGR-6-KQE - Bosch - Porsche

FGR-6-KQE We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2718084
Mfg#:
99917020791KT1
In Stock
$65.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Charcoal Activated Cabin Filter

ES#2535313 - 99757121901 - Charcoal Activated Cabin Filter - Filter the air coming into your vehicle - Hengst - Porsche
ECS Tuning recommends this product.

Filter the air coming into your vehicle 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
2535313
Mfg#:
99757121901
Ships in 1 Business Day
$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Drain Plug Washer - 18 X 24

ES#2535317 - 90012310630 - Oil Drain Plug Washer - 18 X 24 - Sealing crushable washer - One time use only - Rein - Porsche

Sealing crushable washer - One time use only 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2535317
Mfg#:
90012310630
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Serpentine Belt Kit

ES#2784716 - 99610215166KT3 - Serpentine Belt Kit - Accessory belt with rollers - Includes Loctite 592 for a complete job - Assembled By ECS - Porsche

Accessory belt with rollers - Includes Loctite 592 for a complete job 10X Entries Into Our F80 M3 Sweepstakes
Only for vehicles with air conditioning

Brand:
Assembled By ECS - Corporate Logo
ES#:
2784716
Mfg#:
99610215166KT3
Back Ordered
$382.99

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

$375.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Genuine Oil Service Kit (0w-40)

ES#2539449 - 99610722560KT1 - Genuine Oil Service Kit (0w-40) - Includes Genuine filter and Genuine Mobil 1 A40 Spec Oil - Genuine Porsche - Porsche

Includes Genuine filter and Genuine Mobil 1 A40 Spec Oil

Brand:
Genuine Porsche - Corporate Logo
ES#:
2539449
Mfg#:
99610722560KT1
In Stock
$180.99

This product was last offered at the strikethrough price on
09-01-2026

$178.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

ROWE Hightec Synth RS Engine Oil (0W-40) - 5 Liter

ES#3438954 - 20020-538-03 - ROWE Hightec Synth RS Engine Oil (0W-40) - 5 Liter - Fully synthetic, high-performance engine oil with optimised temperature-viscosity behaviour. - ROWE - Porsche

Fully synthetic, high-performance engine oil with optimised temperature-viscosity behaviour.

Brand:
ROWE - Corporate Logo
ES#:
3438954
Mfg#:
20020-538-03
Ships in 9 Business Days
$56.99 USD
Free Shipping

Porsche Classic Fuel Additive - 300mL

ES#3618475 - 00004420622KT - Porsche Classic Fuel Additive - 300mL - Protect against corrosion in your Porsche's gas tank - Genuine Porsche - Porsche

Protect against corrosion in your Porsche's gas tank

Brand:
Genuine Porsche - Corporate Logo
ES#:
3618475
Mfg#:
00004420622KT
Ships in 5 Business Days
$14.00

This product was last offered at the strikethrough price on
05-27-2026

$13.99 USD
Free Shipping
on orders $49 and up

Spin-On Oil Filter Adapter

ES#3130910 - 106-01 - Spin-On Oil Filter Adapter - Convert your messy cartridge filter and improve oil filtration to a spin-on filter - LN Engineering - Porsche

Convert your messy cartridge filter and improve oil filtration to a spin-on filter Required spin-on oil filter sold separately (ES3617799 or ES3617800)

Brand:
LN Engineering - Corporate Logo
ES#:
3130910
Mfg#:
106-01
Ships in 6 Business Days
$159.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Pencil Type Ignition Coil Pack - Priced Each

ES#3102542 - 99760210400 - Pencil Type Ignition Coil Pack - Priced Each - Coil on plug style ignition pack - Bremi - Porsche

Coil on plug style ignition pack

Brand:
Bremi - Corporate Logo
ES#:
3102542
Mfg#:
99760210400
Back Ordered
$53.99

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

$51.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Service & Maintenance Parts

Good maintenance should never be viewed as an expense. It is an investment that maintains the value and dependability of your car, extends its service life, and increases its resale value. Affordable fluids and filters are all here, with many tutorials demonstrating how easy it is to keep your car running strong.

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

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