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Your Vehicle 2003 MINI Cooper S Coupe L4 1.6L

2003 MINI Cooper S Coupe L4 1.6L Engine Parts & Accessories

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ES#39988 - 18207545128 - John Cooper Works Exhaust - Rear Section - Upgrade you stock exhaust to the JCW version : for pre 1/2004 MINI inside hangers will need bent to the rear, as the pre 1/2004 factory JCW rear section exhaust is NLA - Genuine MINI - MINI

Upgrade you stock exhaust to the JCW version : for pre 1/2004 MINI inside hangers will need bent to the rear, as the pre 1/2004 factory JCW rear section exhaust is NLA For John Cooper Works kit

Brand:
Genuine MINI - Corporate Logo
ES#:
39988
Mfg#:
18207545128
Ships in 1 day
7% off MSRP

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

$2251.99

This product was last offered at the strikethrough price on
10-11-2026

$2086.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#39176 - 17517565302 - JCW GP SC Intercooler - Larger intercooler for the JCW GP edition - Genuine MINI - MINI

Larger intercooler for the JCW GP edition

Brand:
Genuine MINI - Corporate Logo
ES#:
39176
Mfg#:
17517565302
Ships in 6 Business Days
4% off MSRP

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

$2110.99

This product was last offered at the strikethrough price on
07-09-2026

$2036.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3524586 - MB5667SI - Engine Main Bearing Kit Silicone Bi Metal - Standard Size - Performance engine bearing kit - King - MINI

Performance engine bearing kit

Brand:
King - Corporate Logo
ES#:
3524586
Mfg#:
MB5667SI
Ships in 6 Business Days
13% off MSRP

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

$230.99

This product was last offered at the strikethrough price on
10-11-2026

$199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4214840 - 11237525135KT2 - Crank Pulley With Dampener And Bolt Kit - Main crank pulley that is rotationally balanced - Assembled By ECS - MINI

Main crank pulley that is rotationally balanced 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4214840
Mfg#:
11237525135KT2
Ships in 1-3 days
ON SALE! SAVE 38%
$245.99

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

$152.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3137190 - 11212407629KT - Crankshaft - (+0.25) - Includes $56.50 core charge - Genuine MINI - MINI

Includes $56.50 core charge

Brand:
Genuine MINI - Corporate Logo
ES#:
3137190
Mfg#:
11212407629KT
Ships in 6 Business Days
$1966.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4865970 - 13541503358 - Throttle Housing / Body - Electronic throttle sensor and assembly - Magneti Marelli - MINI

Electronic throttle sensor and assembly

Brand:
Magneti Marelli - Corporate Logo
ES#:
4865970
Mfg#:
13541503358
Back Ordered
$201.99

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

$195.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3690498 - LZN100220L - Vacuum Hose Connector - Priced Each  - Used to fix those little red snap in caps on the supercharger and tubes - Genuine Land Rover  - MINI

Used to fix those little red snap in caps on the supercharger and tubes

Brand:
Genuine Land Rover
ES#:
3690498
Mfg#:
LZN100220L
Ships in 3 Business Days
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4017472 - DR10S - Brisk Silver Racing DR10S Spark Plug - Priced Each - Featuring silver fine wire center electrode - Superior ignition ability increases engine power! - Brisk - Audi Volkswagen Mercedes Benz MINI

Featuring silver fine wire center electrode - Superior ignition ability increases engine power! Four heat ranges colder than stock with a non-projected tip

Brand:
Brisk - Corporate Logo
ES#:
4017472
Mfg#:
DR10S
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.

$12.99

This product was last offered at the strikethrough price on
10-11-2026

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1966595 - 11427512446 - Oil Filter Kit With O-Ring E31H D93 - Keep your oil contaminant free : Gen 1 MINI Cooper R50 R52 R53 - Hengst - MINI
ECS Tuning recommends this product.

Keep your oil contaminant free : Gen 1 MINI Cooper R50 R52 R53 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#:
1966595
Mfg#:
11427512446
In Stock
$11.99 USD
Free Shipping
on orders $49 and up
ES#4820808 - 53-130100 - Heavy Duty Skid Plate | R50 - R52 - R53 MINI - CNC computer laser cut in the USA from 1/8" (3 mm) thick military grade aluminum plate - M7 Speed - MINI

CNC computer laser cut in the USA from 1/8" (3 mm) thick military grade aluminum plate

Brand:
M7 Speed - Corporate Logo
ES#:
4820808
Mfg#:
53-130100
Ships in 1 Business Day
ON SALE!
$400.99

This product was last offered at the strikethrough price on
10-01-2026

$380.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#28113 - 12140872679 - Manifold Air Pressure Sensor - Located on the intake manifold - **Updated part design. May not look like original part** - Genuine MINI - MINI

Located on the intake manifold - **Updated part design. May not look like original part** Front position.

Brand:
Genuine MINI - Corporate Logo
ES#:
28113
Mfg#:
12140872679
Ships in 1 day
15% off MSRP

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

$222.39

This product was last offered at the strikethrough price on
10-11-2026

$189.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3560769 - 11288625983 - Adjustment Pulley  - Helps route the serpentine belt - Ina - MINI

Helps route the serpentine belt We Price Match - Give Us A Call or Chat!

Brand:
Ina - Corporate Logo
ES#:
3560769
Mfg#:
11288625983
In Stock
$31.99

This product was last offered at the strikethrough price on
08-12-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2881205 - 16146757196 - Fuel Filter Kit - Includes gaskets and filter to keep your fuel clean - Vaico - MINI
ECS Tuning recommends this product.

Includes gaskets and filter to keep your fuel clean We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2881205
Mfg#:
16146757196
Ships in 1-3 days
$65.99

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

$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4820497 - 11780872674 - Oxygen Sensor - Priced Each - Keep your MINI's gas mileage up and running correctly - URO - MINI

Keep your MINI's gas mileage up and running correctly 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
For front or rear position on vehicles.

Brand:
URO - Corporate Logo
ES#:
4820497
Mfg#:
11780872674
Ships in 1 Business Day
$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

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