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BMW G83 M4 Competition xDrive S58 3.0L

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BMW G83 M4 Competition xDrive S58 3.0L Performance ECU Software / Tuning

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RaceChip XLR5 - BMW & MINI Cooper

ES#4884002 - 999982BMW - RaceChip XLR5 - BMW & MINI Cooper - A piggy back tuner that allows you to adjust throttle response for peak performance. - Race Chip - BMW MINI

A piggy back tuner that allows you to adjust throttle response for peak performance.

Brand:
Race Chip - Corporate Logo
ES#:
4884002
Mfg#:
999982BMW
Special Order: No Guaranteed ETA
$259.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JB4 OBDII Cable - With JB4 side Repair Harness

ES#4714892 - JB4-OBDII-CA-MC - JB4 OBDII Cable - With JB4 side Repair Harness - Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. Includes JB4 side repair harness molex pigtail. - Burger Motorsports - Audi BMW Volkswagen MINI

Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. Includes JB4 side repair harness molex pigtail.

Brand:
Burger Motorsports - Corporate Logo
ES#:
4714892
Mfg#:
JB4-OBDII-CA-MC
Ships on Sep 21, 2026
$30.00 USD
This product is lifetime replacement eligible Lifetime Replacement

JB4 Fuel Pressure Upgrade Kit - S58

ES#5425069 - JB4FPUS58 - JB4 Fuel Pressure Upgrade Kit - S58 - Adds a high fuel pressure connection to the JB4 for S58 platforms, allowing direct control of fuel pressure and fuel trims - Burger Motorsports - BMW

Adds a high fuel pressure connection to the JB4 for S58 platforms, allowing direct control of fuel pressure and fuel trims

Brand:
Burger Motorsports - Corporate Logo
ES#:
5425069
Mfg#:
JB4FPUS58
Ships on Sep 21, 2026
$175.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ReFlex+ Plug-N-Play Harness Kit - Visconti Tuning

ES#4810321 - 200.1103 - ReFlex+ Plug-N-Play Harness Kit - Visconti Tuning - Visconti has created a true plug and play harness kit for Gen 2 B58 and S58 cars! - Motiv Motorsports - BMW

Visconti has created a true plug and play harness kit for Gen 2 B58 and S58 cars!

Brand:
Motiv Motorsports - Corporate Logo
ES#:
4810321
Mfg#:
200.1103
Ships in 4 Business Days
$615.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

NM Engineering Power Module EVO

ES#5434561 - NM.64508258 - NM Engineering Power Module EVO - Next-Gen Power Delivery with OEM-Level Integration - up to +130 HP / +70 TQ - NM Engineering - BMW

Next-Gen Power Delivery with OEM-Level Integration - up to +130 HP / +70 TQ

Brand:
NM Engineering - Corporate Logo
ES#:
5434561
Mfg#:
NM.64508258
Ships in 2 Business Days
ON SALE!
$649.00

This product was last offered at the strikethrough price on
09-01-2026

$614.86 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

NM Engineering Power Module

Next-Gen Power Delivery with OEM-Level Integration - up to +50 HP / +40 TQ

Brand:
NM Engineering - Corporate Logo
ES#:
5504777
Mfg#:
NM.64508358.2
Ships in 2 Business Days
ON SALE!
$649.00

This product was last offered at the strikethrough price on
09-01-2026

$614.86 USD

NM Engineering Power Module

Next-Gen Power Delivery with OEM-Level Integration - up to +50 HP / +40 TQ For LCI Models Produced from 2025+

Brand:
NM Engineering - Corporate Logo
ES#:
5504781
Mfg#:
NM.64508358.3
Ships in 2 Business Days
ON SALE!
$649.00

This product was last offered at the strikethrough price on
09-01-2026

$614.86 USD

More About Performance ECU Software / Tuning

Add power and performance with special ECU software upgrades from recognized tuning leaders like APR, 034Motorsport, Unitronic, Integrated Engineering. Let our trained support staff show you how to pick the performance ECU software upgrade that suits your driving preferences and budget.

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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