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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 Engine Parts & Accessories

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Wiring Harness

ES#30938 - 12517533094 - Wiring Harness - Main harness for the electrical system - Genuine MINI - MINI

Main harness for the electrical system For vehicles with production from 5/2003 & manual transmissions

Brand:
Genuine MINI - Corporate Logo
ES#:
30938
Mfg#:
12517533094
Ships in 7 Business Days
6% off MSRP

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

$556.99

This product was last offered at the strikethrough price on
09-04-2026

$522.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

77.00mm Piston Ring Kit CPN-3031

ES#3639950 - CPN-3031 - 77.00mm Piston Ring Kit CPN-3031 - Set of rings for one piston in 77.00mm size - CP Carrillo - MINI

Set of rings for one piston in 77.00mm size

Brand:
CP Carrillo - Corporate Logo
ES#:
3639950
Mfg#:
CPN-3031
Ships on Sep 23, 2026
$38.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Throttle Housing / Body

ES#34167 - 13547509043 - Throttle Housing / Body - Electronic throttle sensor and assembly - Genuine MINI - MINI

Electronic throttle sensor and assembly

Brand:
Genuine MINI - Corporate Logo
ES#:
34167
Mfg#:
13547509043
Ships in 4 Business Days
6% off MSRP

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

$539.99

This product was last offered at the strikethrough price on
09-04-2026

$504.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Sprocket

ES#19924 - 11211485402 - Crankshaft Sprocket - Located on the bottom of the timing chain - Genuine MINI - MINI

Located on the bottom of the timing chain

Brand:
Genuine MINI - Corporate Logo
ES#:
19924
Mfg#:
11211485402
Ships in 4 Business Days
6% off MSRP

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

$76.99

This product was last offered at the strikethrough price on
09-04-2026

$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter Kit With O-Ring

ES#24009 - 11427512446 - Oil Filter Kit With O-Ring - Keep your oil contaminant free : Gen 1 MINI Cooper R50 R52 R53 - Genuine MINI - MINI

Keep your oil contaminant free : Gen 1 MINI Cooper R50 R52 R53

Brand:
Genuine MINI - Corporate Logo
ES#:
24009
Mfg#:
11427512446
In Stock
10% off MSRP

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

$30.99

This product was last offered at the strikethrough price on
09-04-2026

$27.99 USD
Free Shipping
on orders $49 and up

2 Pin Connector

ES#4772590 - 12521427615 - 2 Pin Connector - Includes connector housing with terminals and seals. Commonly used for the engine oil pressure switch. - ECS - BMW MINI

Includes connector housing with terminals and seals. Commonly used for the engine oil pressure switch. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4772590
Mfg#:
12521427615
In Stock
ON SALE! SAVE 25%
$7.99

This product was last offered at the strikethrough price on
06-13-2026

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Foam Seal

ES#37540 - 17107515480 - Lower Foam Seal - Located between the bottom of the radiator and core support - Genuine MINI - MINI

Located between the bottom of the radiator and core support

Brand:
Genuine MINI - Corporate Logo
ES#:
37540
Mfg#:
17107515480
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.

$20.99

This product was last offered at the strikethrough price on
09-04-2026

$19.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug Pipe - Priced Each

ES#18159 - 11121487186 - Spark Plug Pipe - Priced Each - Metal tube used on the head - Genuine MINI - MINI

Metal tube used on the head

Brand:
Genuine MINI - Corporate Logo
ES#:
18159
Mfg#:
11121487186
Ships in 1-2 days
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pan Gasket OS 30800 R

ES#4214844 - 11131487221 - Oil Pan Gasket OS 30800 R - Cure those oil leaks with this new gasket - Fel-Pro - MINI

Cure those oil leaks with this new gasket

Brand:
Fel-Pro - Corporate Logo
ES#:
4214844
Mfg#:
11131487221
Ships in 1 Business Day
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Air Channel For Power Steering Fan

ES#130688 - 51757201453 - Air Channel For Power Steering Fan - Add the intake tube to your MINI PS Fan - Genuine MINI - MINI

Add the intake tube to your MINI PS Fan

Brand:
Genuine MINI - Corporate Logo
ES#:
130688
Mfg#:
51757201453
Ships in 1-2 days
5% off MSRP

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

$255.99

This product was last offered at the strikethrough price on
09-04-2026

$243.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hex Bolt With Washer - Priced Each

ES#22361 - 11317829911 - Hex Bolt With Washer - Priced Each - ( M8X45 ) Used on various mechanical connections on your MINI - Genuine MINI - MINI

( M8X45 ) Used on various mechanical connections on your MINI

Brand:
Genuine MINI - Corporate Logo
ES#:
22361
Mfg#:
11317829911
In Stock
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Relay Black - 5 Post

ES#169414 - 61361472984 - Relay Black - 5 Post - Used in multiple locations in the fuse box - Genuine MINI - MINI

Used in multiple locations in the fuse box

Brand:
Genuine MINI - Corporate Logo
ES#:
169414
Mfg#:
61361472984
Ships in 1-2 days
2% off MSRP

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

$24.65

This product was last offered at the strikethrough price on
08-02-2026

$24.14 USD
Free Shipping
on orders $49 and up
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 Into Our F80 M3 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
ON SALE! SAVE 12%
$109.99

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

$96.49 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Timing Chain Kit - W10 W11 Engines

ES#2867026 - 11311485400S1 - Timing Chain Kit - W10 W11 Engines - Needed to replace the timing chain in your MINI - Febi - MINI

Needed to replace the timing chain in your MINI We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2867026
Mfg#:
11311485400S1
Ships in 1 Business Day
$239.88 USD
Free Shipping
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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