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BMW E34 525i M50 2.5L

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BMW E34 525i M50 2.5L Ignition Maintenance Parts

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Ignition Service Kit

ES#2695846 - 12137599218KT1 - Ignition Service Kit - Restore your ignition system German-made Bremi ignition coils with Bosch spark plugs - Assembled By ECS - BMW

Restore your ignition system German-made Bremi ignition coils with Bosch spark plugs 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#:
2695846
Mfg#:
12137599218KT1
Ships in 1 Business Day
ON SALE! SAVE 11%
$490.47

This product was last offered at the strikethrough price on
01-23-2026

$434.63 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ignition Wire Tube

ES#27950 - 12121719889 - Ignition Wire Tube - This is the cover for the ignition wires - Genuine BMW - BMW

This is the cover for the ignition wires affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
27950
Mfg#:
12121719889
Ships in 1-2 days
1% off MSRP

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

$69.99

This product was last offered at the strikethrough price on
06-16-2026

$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

9-Wire Spark Plug Gap Gauge

ES#4336975 - CTA3238 - 9-Wire Spark Plug Gap Gauge - Always check gap on your new spark plugs - CTA Tools - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Always check gap on your new spark plugs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
4336975
Mfg#:
CTA3238
In Stock
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Extended Spark Plug Socket

ES#3008984 - SUU884506 - Extended Spark Plug Socket - 3/8" drive socket with 5/8" opening for most spark plugs - Sunex - Audi BMW Volkswagen Mercedes Benz MINI Porsche

3/8" drive socket with 5/8" opening for most spark plugs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Sunex - Corporate Logo
ES#:
3008984
Mfg#:
SUU884506
In Stock
9% off MSRP

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

$31.99

This product was last offered at the strikethrough price on
06-16-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

4 Pc. Spark Plug Socket Set-Euro

ES#3998971 - CTA2030 - 4 Pc. Spark Plug Socket Set-Euro - Get the complete set and be ready. - CTA Tools - BMW Mercedes Benz MINI

Get the complete set and be ready. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTA Tools - Corporate Logo
ES#:
3998971
Mfg#:
CTA2030
Ships on Jul 6, 2026
$81.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Ignition Service Kit

ES#4781604 - 01399791390PKT2 - Performance Ignition Service Kit - Everything you need to service your ignition system including Bosch Platinum+4 spark plugs and Bav Auto ignition coils - Assembled By ECS - BMW

Everything you need to service your ignition system including Bosch Platinum+4 spark plugs and Bav Auto ignition coils 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#:
4781604
Mfg#:
01399791390PKT2
Ships on Nov 9, 2026
Auto Notify
ON SALE! SAVE 19%
$284.99

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

$231.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#4017717 - 12139066468 - Ignition Coil - Priced Each - Restore performance and fuel mileage - URO - BMW

Restore performance and fuel mileage 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#:
4017717
Mfg#:
12139066468
Ships in 1 Business Day
$37.99 USD
Free Shipping
on orders $49 and up

Spark Plug Gap Gauge

ES#4371893 - W80535 - Spark Plug Gap Gauge - Easy to read markings to set gaps quickly and easily. - Performance Tool - Audi BMW Volkswagen MINI Porsche

Easy to read markings to set gaps quickly and easily. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Performance Tool - Corporate Logo
ES#:
4371893
Mfg#:
W80535
Ships in 3 Business Days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#2515283 - 0221504474 - Ignition Coil - Priced Each - Restore performance and fuel mileage - Bosch - BMW

Restore performance and fuel mileage affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2515283
Mfg#:
0221504474
In Stock at Vendor
$166.99

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

$162.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

7 pc. 3/8" Dr. Spark Plug Socket Set

ES#3128223 - 8845D - 7 pc. 3/8" Dr. Spark Plug Socket Set - Complete set of spark plug sockets. - Sunex - Audi BMW Volkswagen MINI Porsche

Complete set of spark plug sockets. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Sunex - Corporate Logo
ES#:
3128223
Mfg#:
8845D
Ships in 6 Business Days
$141.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

3/8" Dr. 5/8" Extended Spark Plug Socket

ES#4371892 - W80533 - 3/8" Dr. 5/8" Extended Spark Plug Socket - Extended socket length reaches confined areas. - Performance Tool - Audi BMW Volkswagen MINI Porsche

Extended socket length reaches confined areas. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Performance Tool - Corporate Logo
ES#:
4371892
Mfg#:
W80533
Ships in 1 Business Day
$20.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug Service Indicator Label

ES#2696214 - 01399791390 - Spark Plug Service Indicator Label - Simplify your maintenance records - documentation is key! - Genuine BMW - BMW

Simplify your maintenance records - documentation is key! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2696214
Mfg#:
01399791390
In Stock
$3.61 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of Six

ES#2695752 - 12129063428KT - Spark Plugs - Set Of Six - OEM replacement spark plugs - Genuine BMW - BMW

OEM replacement spark plugs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
2695752
Mfg#:
12129063428KT
In Stock
$115.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug Connector - Priced Each

ES#3134099 - 12131730521 - Spark Plug Connector - Priced Each - Connects coil pack to spark plug - Bremi - BMW

Connects coil pack to spark plug affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Bremi - Corporate Logo
ES#:
3134099
Mfg#:
12131730521
Ships in 1 day
$7.77 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Bosch FLR-8-LDCU+ (7404)

ES#260837 - 12129064617 - Spark Plug - Bosch FLR-8-LDCU+ (7404) - Super Plus (FLR8LDCU+) - Bosch - BMW

Super Plus (FLR8LDCU+) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with production date up to 12/92

Brand:
Bosch - Corporate Logo
ES#:
260837
Mfg#:
12129064617
In Stock
$48.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plug - Priced Each

ES#28032 - 12129064617 - Spark Plug - Priced Each - Bosch spark plug - Genuine BMW - BMW

Bosch spark plug affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
28032
Mfg#:
12129064617
Ships in 6 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.

$21.99

This product was last offered at the strikethrough price on
06-16-2026

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

More About Ignition Maintenance Parts

A weak ignition system leaves power on the table and can be the cause of misfires, rough idle, unburned fuel, and more. Service your ignition system with spark plugs, coil packs, distributors, ignition wiring harnesses, and everything else all from the best OEM suppliers and aftermarket brands you know and love.

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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