Upgrade your ignition setup with a smarter ground solution that protects your wiring, improves signal stability, and disappears seamlessly into your factory harness!
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For vehicles with ignition coil connector part number starting in "8K0" or "4D0". See notes in description
Keep your charging system operating at full potential
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For vehicles with Bosch alternators from the 2017 model year only.
Brand:
ES#:
4057807
Mfg#:
06K903023K
Ships in 3 Business Days
8% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$615.99
This product was last offered at the strikethrough price on 08-31-2026
Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4708310
Mfg#:
VWR900000-4KT
Ships in 2 Business Days
ON SALE!
SAVE 10%
$220.99
This product was last offered at the strikethrough price on 10-26-2026
Features APR Upgraded Ignition Coils and OEM plugs, ensuring a stronger and more consistent spark!
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply CARB certified for sale in all 50 states
Brand:
ES#:
4447287
Mfg#:
06K905601KKT
EO#:
D-783-5
In Stock
$349.99
This product was last offered at the strikethrough price on 09-29-2026
Add 8V RS3/B9 S4 spark with these red top coil packs and RS7 spark plugs for the ultimate ignition service kit for your 1.8T/2.0T Gen3 engine!
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4349873
Mfg#:
06H905110LKT3KT4
In Stock
ON SALE!
$361.93
This product was last offered at the strikethrough price on 05-02-2026
OE upgrade spark plug originally found in the Audi RS7. Beru OE# 079905626G / 06K905601M
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply 1 heat range colder plug than OE
Brand:
ES#:
3098779
Mfg#:
079905626G
In Stock
$24.99
This product was last offered at the strikethrough price on 10-19-2026
Intake manifold sensor used to measure intake air temperature and manifold absolute pressure
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Recommended for Stage 2+ APR tunes
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat! 2 heat range colder plug than OE
Brand:
ES#:
3419047
Mfg#:
R7437KT1
In Stock
$277.99
This product was last offered at the strikethrough price on 09-28-2026
Includes the throttle sensor
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Also known as the RPM or Impulse sensor.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply We Price Match - Give Us A Call or Chat!
Cover the unsightly ECU bracket and fuse box lid with our OE-appearance textured black fuse box overlay
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
4056865
Mfg#:
005066LA01
In Stock
ON SALE!
SAVE 70%
$85.99
This product was last offered at the strikethrough price on 05-02-2026
With automotive electrical content growing yearly, it has never been more important to keep your charging and electrical system in top working condition. ECS Tuning stocks a huge and constantly growing inventory of electrical sensors, electric motors, and electronic actuators from original equipment and name-brand aftermarket suppliers.
Lifetime Replacement
