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BMW G14 840i B58 3.0L

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BMW G14 840i B58 3.0L Performance ECU Software / Tuning

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DINANTRONICS X Performance Tuner

ES#4499650 - D440-0161 - DINANTRONICS X Performance Tuner - Max gains of up to +47 HP and +59 lb-ft TRQ (Crank); +42 HP and +54 lb-ft TRQ (Wheel) - Dinan - BMW

Max gains of up to +47 HP and +59 lb-ft TRQ (Crank); +42 HP and +54 lb-ft TRQ (Wheel) Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
Fits 2020-2022 model years only!

Brand:
Dinan - Corporate Logo
ES#:
4499650
Mfg#:
D440-0161
Ships in 9 Business Days
ON SALE! SAVE 10%
$675.99

This product was last offered at the strikethrough price on
07-31-2026

$608.36 USD
Free Shipping
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 Aug 25, 2026
$30.00 USD
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

DINANTRONICS X Performance Tuner

Max gains of up to +47 HP and +59 lb-ft TRQ (Crank); +42 HP and +54 lb-ft TRQ (Wheel). Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Dinan - Corporate Logo
ES#:
4430029
Mfg#:
D440-0132
Ships in 9 Business Days
ON SALE! SAVE 10%
$675.99

This product was last offered at the strikethrough price on
07-31-2026

$608.36 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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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