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Your Vehicle 2004 MINI Cooper Base Coupe L4 1.6L

2004 MINI Cooper Base Coupe L4 1.6L Engine Emission Parts

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ES#4490396 - 4680-1 - Oxygen Sensor Socket - 22mm - Properly remove stubborn o2 sensors. - Hazet - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Properly remove stubborn o2 sensors. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hazet - Corporate Logo
ES#:
4490396
Mfg#:
4680-1
Ships in 1 Business Day
$118.99

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

$115.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4001177 - CTA2064 - Thin Wall Oxygen Sensor Socket - Out of space? Use this thin wall socket. - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Out of space? Use this thin wall socket. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
4001177
Mfg#:
CTA2064
Back Ordered
$17.85 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4753278 - 13907572086 - Fuel Tank Breather Valve - Located near the side of the engine - Bremmen Parts - MINI

Located near the side of the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4753278
Mfg#:
13907572086
In Stock
ON SALE! SAVE 22%
$25.99

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

$20.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#241175 - 07119905515 - Hex Nut - Priced Each - Used in various locations - Genuine BMW - BMW MINI

Used in various locations affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
241175
Mfg#:
07119905515
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4335413 - 11127829990 - Crank Case Vent Valve With O-Ring - Mounts to the vent hole on the engine valve cover - SMP - MINI

Mounts to the vent hole on the engine valve cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

For vehicles with production to 07/2004

Brand:
SMP - Corporate Logo
ES#:
4335413
Mfg#:
11127829990
In Stock at Vendor
$18.99

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

$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4001163 - CTA2068 - Oxygen Sensor Thread Chaser - Remove rust and dirt for easy installation with this tool - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Remove rust and dirt for easy installation with this tool affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
4001163
Mfg#:
CTA2068
In Stock
$11.41 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2949705 - SLY88750B - Oxygen Sensor Wrench 3/8" drive - O2 Sensor Socket - Schley - Audi Volkswagen Mercedes Benz MINI

O2 Sensor Socket affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Schley - Corporate Logo
ES#:
2949705
Mfg#:
SLY88750B
Ships in 4 Business Days
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#35625 - 13907572086 - Fuel Tank Breather Valve - Located near the side of the engine - Genuine MINI - MINI

Located near the side of the engine affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
35625
Mfg#:
13907572086
Ships in 1 day
$111.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4039970 - 11127577568 - Crank Case Vent Valve With O-Ring - Mounts to the vent hole on the engine valve cover - URO - MINI

Mounts to the vent hole on the engine valve cover affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4039970
Mfg#:
11127577568
In Stock
$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2895522 - 11780872674 - Oxygen Sensor - Priced Each - Keep your MINI's gas mileage up and running correctly - Vemo - MINI

Keep your MINI's gas mileage up and running correctly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For front or rear position on vehicles.

Brand:
Vemo - Corporate Logo
ES#:
2895522
Mfg#:
11780872674
In Stock at Vendor
$178.99

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

$173.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3097721 - N1.50X051 - ECS Catch Can O-ring - Replacement ECS catch can O-ring - ECS - Audi BMW Volkswagen MINI

Replacement ECS catch can O-ring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3097721
Mfg#:
N1.50X051
In Stock
ON SALE! SAVE 30%
$5.99

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

$4.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4440333 - 51177158196 - Carbon Fiber Gas Cap Cover - Covers over the gas cap itself in the cover pot, Carbon Fiber upgrade. Peel and stick - ECS - MINI

Covers over the gas cap itself in the cover pot, Carbon Fiber upgrade. Peel and stick affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4440333
Mfg#:
51177158196
Special Order: No Guaranteed ETA
ON SALE!
$159.99

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

$155.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#88370 - 51177158196 - Chrome Gas Cap Cover - Mounts to the hinge and covers the gas cap - Genuine MINI - MINI

Mounts to the hinge and covers the gas cap affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
88370
Mfg#:
51177158196
Ships in 3 Business Days
9% off MSRP

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

$170.96

This product was last offered at the strikethrough price on
06-04-2026

$154.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#37081 - 16131183912 - Sealing Grommet - See MOQKT - Genuine BMW - BMW MINI

See MOQKT affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
37081
Mfg#:
16131183912
In Stock at Vendor
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#35589 - 13907514947 - Fuel Tank Breather Line - Connects to the top of the fuel line valve - Genuine MINI - MINI

Connects to the top of the fuel line valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine MINI - Corporate Logo
ES#:
35589
Mfg#:
13907514947
Ships in 1 day
14% off MSRP

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

$111.75

This product was last offered at the strikethrough price on
06-04-2026

$95.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4726378 - 11780872674 - Oxygen Sensor - Priced Each 7.05271.72.0 - Keep your MINI's gas mileage up and running correctly - Pierburg - MINI

Keep your MINI's gas mileage up and running correctly affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Pierburg - Corporate Logo
ES#:
4726378
Mfg#:
11780872674
Special Order: No Guaranteed ETA
$91.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Emission Parts

Repairing failed emission components doesn't just turn off the check engine light so you can pass your local emissions test, it also improves performance and fuel economy. ECS stocks all common emission controls, from oxygen sensors to PCV valves.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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