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Your Vehicle 1999 Porsche Boxster 986 Base Convertible H6 2.5L

1999 Porsche Boxster 986 Base Convertible H6 2.5L Most Popular Parts

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ES#2661309 - PS19D58-MW-ZN - Black Extended Length Wheel Bolt - Priced Each - Replace your rusted and weathered stock lug bolts with a stylish alternative - 73mm shaft (58mm length under seat) - ECS - Audi Volkswagen Porsche

Replace your rusted and weathered stock lug bolts with a stylish alternative - 73mm shaft (58mm length under seat) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2661309
Mfg#:
PS19D58-MW-ZN
In Stock
ON SALE! SAVE 25%
$13.99

This product was last offered at the strikethrough price on
05-02-2026

$10.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1303321 - 29511-1 - Street Performance Coilover Kit - A great suspension package for street and track use - H&R - Porsche

A great suspension package for street and track use affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
1303321
Mfg#:
29511-1
Ships in 3 Business Days
$2250.00

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

$1842.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2661156 - 99634105317 - Standard Control Arm - Priced Each - Lower wishbone - Left or right side fitment - Hamburg Tech - Porsche

Lower wishbone - Left or right side fitment 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#:
2661156
Mfg#:
99634105317
In Stock
$100.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3618536 - BTR-2 - 986/996 Bluetooth Retrofit Kit - Add Bluetooth calling and audio streaming to your Boxster or 911! - RennKit - Porsche

Add Bluetooth calling and audio streaming to your Boxster or 911! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
RennKit - Corporate Logo
ES#:
3618536
Mfg#:
BTR-2
In Stock
$150.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2535596 - 99610722553 - Oil Filter Element - Ensure that your engine is getting clean a oil supply with a new filter - Hengst - Porsche
ECS Tuning recommends this product.

Ensure that your engine is getting clean a oil supply with a new filter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
2535596
Mfg#:
99610722553
In Stock
66% off MSRP

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

$32.68

This product was last offered at the strikethrough price on
06-05-2026

$10.99 USD
Free Shipping
on orders $49 and up
ES#2731533 - 30957161SW - DR Series Wheel Spacers - 15mm (1 Pair) - Black - Wider is better - H&R - Audi Volkswagen Porsche

Wider is better affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
2731533
Mfg#:
30957161SW
In Stock
$149.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#261389 - 317011 - Motylgear Manual Transmission / Differential Fluid (75w-90) - 1 Liter - Technosynthese Semi-synthetic high performance GL-4 / GL-5 gear oil specially recommended for hard to shift gearboxes - Motul - Audi BMW Volkswagen MINI Porsche

Technosynthese Semi-synthetic high performance GL-4 / GL-5 gear oil specially recommended for hard to shift gearboxes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Motul - Corporate Logo
ES#:
261389
Mfg#:
317011
In Stock
5% off MSRP

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

$15.72

This product was last offered at the strikethrough price on
02-18-2026

$14.99 USD
Free Shipping
on orders $49 and up
ES#4506217 - 99660616001 - Idle Stabilizer - Located on the throttle body - Hamburg Tech - Porsche

Located on the throttle body 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#:
4506217
Mfg#:
99660616001
In Stock
$178.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3547740 - 99664259100 - Porsche Classic Communication Management PLUS (PCCM+) - Precision fit, user-friendly controls and a design that blends seamlessly into the interior of the 986 and 996 - Genuine Porsche - Porsche

Precision fit, user-friendly controls and a design that blends seamlessly into the interior of the 986 and 996 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
3547740
Mfg#:
99664259100
Ships in 4 Business Days
$1753.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3420837 - 00004330575 - G12++ / G40 Coolant Concentrate - 1 Gallon (3.78 Liters) - Pink ZEREX G-40 formula, comes in a concentrate, requires dilution with distilled water. - Zerex - Audi Volkswagen Mercedes Benz Porsche

Pink ZEREX G-40 formula, comes in a concentrate, requires dilution with distilled water. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Zerex - Corporate Logo
ES#:
3420837
Mfg#:
00004330575
Back Ordered
$40.99

This product was last offered at the strikethrough price on
03-29-2026

$29.99 USD
Free Shipping
on orders $49 and up
ES#4715969 - 20001-00612 - Porsche 986 Boxster Rear Control Arms & Sway Bar Stabilizer Links - Set Of 6 - Featuring Hamburg Technic Rear Control Arm / Suspension Refresh Kit! - Hamburg Tech - Porsche

Featuring Hamburg Technic Rear Control Arm / Suspension Refresh Kit! 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#:
4715969
Mfg#:
20001-00612
In Stock at Vendor
$534.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2731442 - 5095571603 - DRA Series Trak+ Wheel Adapters - 25mm (Pair) - Adapts your 5x130 bolt pattern to a 5x112 / 66.6CB - H&R - Audi Volkswagen Porsche

Adapts your 5x130 bolt pattern to a 5x112 / 66.6CB affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
2731442
Mfg#:
5095571603
In Stock
$198.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2983971 - 46-193803 - Bilstein B12 Pro-Kit Suspension System - Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - Porsche

Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
2X Entries For Our Spin To Win Sweepstakes!

Brand:
Bilstein - Corporate Logo
ES#:
2983971
Mfg#:
46-193803
Ships in 3 Business Days
$1649.00

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

$1579.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3022420 - 98611691100KT - Clutch & Flywheel Kit - Everything you need for a clutch & flywheel refresh - Assembled By ECS - Porsche

Everything you need for a clutch & flywheel refresh affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3022420
Mfg#:
98611691100KT
Ships in 2 Business Days
ON SALE!
$1641.99

This product was last offered at the strikethrough price on
05-02-2026

$1565.54 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4643003 - 9961072255KT6 - Liqui Moly Molygen Oil Service Kit (5w-40) - With ECS Magnetic Drain Plug - Includes Hengst filter and Liqui Moly Molygen New Generation A40 Spec oil - Assembled By ECS - Porsche

Includes Hengst filter and Liqui Moly Molygen New Generation A40 Spec oil affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4643003
Mfg#:
9961072255KT6
In Stock
ON SALE! SAVE 25%
$188.99

This product was last offered at the strikethrough price on
05-15-2026

$141.42 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#1483468 - 99610702304 - Air-Oil Separator - Keep your crankcase pressures and emissions down with a new separator - Genuine Porsche - Porsche

Keep your crankcase pressures and emissions down with a new separator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Porsche - Corporate Logo
ES#:
1483468
Mfg#:
99610702304
Ships in 1 Business Day
$391.99

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

$380.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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