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2003 MINI Cooper Base Coupe L4 1.6L

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Your Vehicle 2003 MINI Cooper Base Coupe L4 1.6L
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2003 MINI Cooper Base Coupe L4 1.6L Most Popular Parts

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Positive Steering Response System (PSRS) w/Urethane Bushing

ES#3103056 - AMPSUS112 - Positive Steering Response System (PSRS) w/Urethane Bushing - ALTA PSRS replaces the front control arms, rear rubber bushing with a solid type spherical bearing - Alta Performance - MINI

ALTA PSRS replaces the front control arms, rear rubber bushing with a solid type spherical bearing

Brand:
Alta Performance - Corporate Logo
ES#:
3103056
Mfg#:
AMPSUS112
In Stock at Vendor
ON SALE! SAVE 10%
$216.99

This product was last offered at the strikethrough price on
07-17-2026

$195.08 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JCW Aero Side Skirt Air Inlet - Left

ES#4758520 - 517121564171KT - JCW Aero Side Skirt Air Inlet - Left - Mounts to the lower door entrance. ONLY at ECS Tuning! - Bremmen Parts - MINI

Mounts to the lower door entrance. ONLY at ECS Tuning! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4758520
Mfg#:
517121564171KT
In Stock at Vendor
ON SALE!
$319.99

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

$292.42 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bavarian Autosport Performance Ignition Wire Set - Blue

ES#4418710 - 12-7000BLU - Bavarian Autosport Performance Ignition Wire Set - Blue - 8mm ignition wires constructed from premium materials - Bavarian Autosport - MINI

8mm ignition wires constructed from premium materials 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bavarian Autosport - Corporate Logo
ES#:
4418710
Mfg#:
12-7000BLU
In Stock
ON SALE! SAVE 10%
$58.99

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

$53.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat W/ Gasket

ES#514854 - 11537596787 - Thermostat W/ Gasket - Keeps you MINI cool and running at the right temp. - Genuine MINI - MINI

Keeps you MINI cool and running at the right temp. Gasket not available separately - Only available with thermostat

Brand:
Genuine MINI - Corporate Logo
ES#:
514854
Mfg#:
11537596787
In Stock
8% off MSRP

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

$78.99

This product was last offered at the strikethrough price on
07-22-2026

$72.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O - Ring

ES#2150908 - 11437513891 - O - Ring - For the bottom of the dip stick tube. 11,81X2.6 - Victor Reinz - MINI

For the bottom of the dip stick tube. 11,81X2.6

Brand:
Victor Reinz - Corporate Logo
ES#:
2150908
Mfg#:
11437513891
In Stock
$4.07

This product was last offered at the strikethrough price on
07-08-2026

$3.07 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adapter For JCW Side Skirt - Left

ES#4505187 - 51710413259 - Adapter For JCW Side Skirt - Left - Trim filler panel located under the side skirt. Factory MINI Part is No longer available!! ONLY at ECS! Part has wrong stamping from the factory ~260 is on the part that is suppose to be ~259, but is correct. Please verify by our photos and diagram. - Bremmen Parts - MINI

Trim filler panel located under the side skirt. Factory MINI Part is No longer available!! ONLY at ECS! Part has wrong stamping from the factory ~260 is on the part that is suppose to be ~259, but is correct. Please verify by our photos and diagram. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4505187
Mfg#:
51710413259
In Stock
ON SALE! SAVE 25%
$59.99

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

$44.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adapter For JCW Side Skirt - Right

ES#4505188 - 51710413260 - Adapter For JCW Side Skirt - Right - Trim filler panel located under the side skirt. Factory MINI Part is No longer available!! ONLY at ECS! Part has wrong stamping from the factory ~259 is on the part that is suppose to be ~260, but is correct. Please verify by our photos and diagram. - Bremmen Parts - MINI

Trim filler panel located under the side skirt. Factory MINI Part is No longer available!! ONLY at ECS! Part has wrong stamping from the factory ~259 is on the part that is suppose to be ~260, but is correct. Please verify by our photos and diagram. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4505188
Mfg#:
51710413260
In Stock
ON SALE! SAVE 25%
$59.99

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

$44.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Clip - Priced Each

ES#514819 - 07132757821 - Clip - Priced Each - Used on various locations on your MINI - Genuine MINI - MINI

Used on various locations on your MINI

Brand:
Genuine MINI - Corporate Logo
ES#:
514819
Mfg#:
07132757821
In Stock
$2.99

This product was last offered at the strikethrough price on
05-19-2026

$2.62 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expanding Plastic Rivet - Set Of 25

ES#4940093 - 51118174185 - Expanding Plastic Rivet - Set Of 25 - Used various places to attach exterior trim pieces - Bremmen Parts - BMW MINI

Used various places to attach exterior trim pieces 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4940093
Mfg#:
51118174185
Ships on Aug 19, 2026
Auto Notify
ON SALE! SAVE 22%
$23.99

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

$18.76 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

R50/R52/R53/R56/R57/R58/R59 LED License Plate Bulb - Pair

ES#2598621 - T10W37KT-21 - R50/R52/R53/R56/R57/R58/R59 LED License Plate Bulb - Pair - Featuring built in heat sinks to dissipate heat - ZiZa - MINI

Featuring built in heat sinks to dissipate heat 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ZiZa - Corporate Logo
ES#:
2598621
Mfg#:
T10W37KT-21
In Stock
ON SALE! SAVE 10%
$33.99

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

$30.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Positive Battery Terminal Cover

ES#31272 - 12521702103 - Positive Battery Terminal Cover - Used for external battery post connection. - Genuine BMW - BMW MINI

Used for external battery post connection.

Brand:
Genuine BMW - Corporate Logo
ES#:
31272
Mfg#:
12521702103
In Stock
6% off MSRP

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

$19.88

This product was last offered at the strikethrough price on
07-22-2026

$18.70 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Koni Shock STR.T "Orange" Series Kit 8750-1078L R50/R52/R53

ES#3195756 - 87501078lKT - Koni Shock STR.T "Orange" Series Kit 8750-1078L R50/R52/R53 - Non-Adjustable Twin-Tube Low Pressure Gas Design - Koni - MINI

Non-Adjustable Twin-Tube Low Pressure Gas Design

Brand:
Koni - Corporate Logo
ES#:
3195756
Mfg#:
87501078LKT
In Stock at Vendor
ON SALE! SAVE 20%
$723.99

This product was last offered at the strikethrough price on
02-27-2026

$577.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Molygen Oil Service Kit

ES#4000929 - 114275124468KT1 - Molygen Oil Service Kit - Includes Hengst oil filter and Liqui Moly 5w-40 oil with Molygen technology - Assembled By ECS - MINI
ECS Tuning recommends this product.

Includes Hengst oil filter and Liqui Moly 5w-40 oil with Molygen technology 10X Entries For Our 25th Anniversary Sweepstakes!
Next generation synthetic oil with up to 15% lower coefficient of friction. Glows green under UV light fo

Brand:
Assembled By ECS - Corporate Logo
ES#:
4000929
Mfg#:
114275124468KT1
In Stock
$109.99

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

$99.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Hatch Strut - Priced Each

ES#2011137 - 41626801258 - Hatch Strut - Priced Each - Mounts to the side of the rear hatch - Stabilus - MINI

Mounts to the side of the rear hatch

Brand:
Stabilus - Corporate Logo
ES#:
2011137
Mfg#:
41626801258
Ships in 1 Business Day
$20.77

This product was last offered at the strikethrough price on
05-01-2026

$20.61 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Clip - Priced Each

ES#111402 - 51437001491 - Clip - Priced Each - For various locations on your vehicle - Genuine BMW - BMW MINI

For various locations on your vehicle

Brand:
Genuine BMW - Corporate Logo
ES#:
111402
Mfg#:
51437001491
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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