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Your Vehicle BMW G01 X3 M40i B58 3.0L

BMW G01 X3 M40i B58 3.0L Performance ECU & TCU Tuning

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

Brand:
Motiv Motorsports - Corporate Logo
ES#:
4810321
Mfg#:
200.1103
Ships in 5 Business Days
$795.00

This product was last offered at the strikethrough price on
01-05-2026

$615.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5434945 - NM.64500158 - NM Engineering Power Module EVO - B58A - Next-Gen Power Delivery with OEM-Level Integration - up to +80 HP / +75 TQ - NM Engineering - BMW

Next-Gen Power Delivery with OEM-Level Integration - up to +80 HP / +75 TQ affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For early models with the Gen1 B58 engine (B58A)

Brand:
NM Engineering - Corporate Logo
ES#:
5434945
Mfg#:
NM.64500158
Ships in 2 Business Days
5% off MSRP

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

$599.00

This product was last offered at the strikethrough price on
02-19-2026

$569.99 USD
Free Shipping
on orders $49 and up
ES#5434946 - NM.64500158.2 - NM Engineering Power Module EVO - B58D - Next-Gen Power Delivery with OEM-Level Integration - up to +60 HP / +50 TQ - NM Engineering - BMW

Next-Gen Power Delivery with OEM-Level Integration - up to +60 HP / +50 TQ affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For later models with the Gen2 B58 engine (B58D / B58TU) and WITHOUT Mild Hybrid package

Brand:
NM Engineering - Corporate Logo
ES#:
5434946
Mfg#:
NM.64500158.2
Ships in 2 Business Days
5% off MSRP

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

$599.00

This product was last offered at the strikethrough price on
02-19-2026

$569.99 USD
Free Shipping
on orders $49 and up
ES#5434947 - NM.64500258 - NM Engineering Power Module EVO - B58D (48V) - Next-Gen Power Delivery with OEM-Level Integration - up to +60 HP / +50 TQ - NM Engineering - BMW

Next-Gen Power Delivery with OEM-Level Integration - up to +60 HP / +50 TQ affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For later models with the Gen2 B58 engine (B58D / B58TU) and WITH Mild Hybrid package

Brand:
NM Engineering - Corporate Logo
ES#:
5434947
Mfg#:
NM.64500258
Ships in 2 Business Days
5% off MSRP

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

$599.00

This product was last offered at the strikethrough price on
02-19-2026

$569.99 USD
Free Shipping
on orders $49 and up
ES#4349426 - RACECHIPXB58 - RaceChip Tuning Module - Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip - Race Chip - BMW

Unlock the hidden potential from your BMW with a safe and easy to use module from RaceChip affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race Chip - Corporate Logo
ES#:
4349426
Mfg#:
RACECHIPXB58
Ships in 3 Business Days
Starting at $0.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4732820 - 05-458-00107-0KT - Weistec BMW B58 W.2 ECU Tune  - Increase of +126 Horsepower, and +127 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance high-flow exhausts! - Weistec - BMW

Increase of +126 Horsepower, and +127 Torque! Eliminate top speed limiter, Increased throttle response. W.2 Tunes are designed for vehicles with performance high-flow exhausts! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Weistec - Corporate Logo
ES#:
4732820
Mfg#:
05-458-00107-0KT
In Stock at Vendor
$1699.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4732819 - 05-458-00106-9KT - Weistec BMW B58 W.1 ECU Tune  - Increase of +101 Horsepower, and +102 Torque, Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications! - Weistec - BMW

Increase of +101 Horsepower, and +102 Torque, Eliminate top speed limiter, Increased throttle response. W.1 Tunes are designed for completely stock vehicles with no other modifications! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Weistec - Corporate Logo
ES#:
4732819
Mfg#:
05-458-00106-9KT
In Stock at Vendor
$1599.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3236310 - 77-46318 - AFE SCORCHER GT Module - AFE - BMW

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

Brand:
AFE - Corporate Logo
ES#:
3236310
Mfg#:
77-46318
Back Ordered
20% off MSRP

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

$577.99

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

$462.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4349823 - 77-86318 - SCORCHER BLUE Bluetooth Power Module - Increase power without sacrificing reliability - AFE - BMW

Increase power without sacrificing reliability affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
4349823
Mfg#:
77-86318
Back Ordered
20% off MSRP

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

$726.99

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

$581.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Enable flex-fuel features on your tuned BMW with this plug and play kit! Compatible with MHD or ECUTEK tunes and works with the stock or TU High Pressure Fuel Pump ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Gen 1 B58 compatible with MHD or ECUTEK tunes, Gen 2 B58 compatible - Automatic Transmission (Any HPFP)

Brand:
Scratch & Dent - Corporate Logo
ES#:
5470774
Mfg#:
ECAGB58S58ATSD3
Back Ordered
$490.00 USD
Free Shipping
on orders $49 and up

Enable flex-fuel features on your tuned BMW with this plug and play kit! Compatible with MHD or ECUTEK tunes and works with the stock or TU High Pressure Fuel Pump ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Gen 1 B58 compatible with MHD or ECUTEK tunes, Gen 2 B58 compatible - Automatic Transmission (Any HPFP)

Brand:
Scratch & Dent - Corporate Logo
ES#:
5470716
Mfg#:
ECAGB58S58ATSD
Back Ordered
$490.00 USD
Free Shipping
on orders $49 and up
ES#4615596 - MHDWIRELESSV2 - MHD Wireless OBDII "Universal" Wifi Flash Adapter V2 - Can leave this dongle plugged in without draining battery. Enables you to wirelessly load MHD flashes and several other functions to your BMW when paired with an Android or iOS device! Compatible with E, F, & G Chassis BMWs! - MHD Tuning - BMW

Can leave this dongle plugged in without draining battery. Enables you to wirelessly load MHD flashes and several other functions to your BMW when paired with an Android or iOS device! Compatible with E, F, & G Chassis BMWs! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Newest MHD Flash Adapter - works with E F & G Chassis BMWs!

Brand:
MHD Tuning - Corporate Logo
ES#:
4615596
Mfg#:
MHDWIRELESSV2
In Stock
$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4690036 - ECA-G-B58-S58-AT - MHD CAN FlexFuel Analyzer - G-Chassis B58/S58 - Enable flex-fuel features on your tuned BMW with this plug and play kit! Compatible with MHD or ECUTEK tunes and works with the stock or TU High Pressure Fuel Pump - MHD Tuning - BMW

Enable flex-fuel features on your tuned BMW with this plug and play kit! Compatible with MHD or ECUTEK tunes and works with the stock or TU High Pressure Fuel Pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with an Automatic Transmission only
Gen 1 B58 compatible with MHD or ECUTEK tunes, Gen 2 B58 compatible - Automatic Transmission (Any HPFP)

Brand:
MHD Tuning - Corporate Logo
ES#:
4690036
Mfg#:
ECA-G-B58-S58-AT
In Stock
$490.00 USD
Free Shipping
on orders $49 and up
ES#5435385 - xA-Ultra-Adapter - xA Ultra WiFi Adapter - The ultimate OBD adapter designed to deliver exceptional speed, maximum connection stability, and great performance for flashing, coding, and live monitoring - xHP - BMW MINI

The ultimate OBD adapter designed to deliver exceptional speed, maximum connection stability, and great performance for flashing, coding, and live monitoring affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
xHP - Corporate Logo
ES#:
5435385
Mfg#:
XA-ULTRA-ADAPTER
In Stock
$109.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4714891 - JB4-OBDII-CA - JB4 OBDII Cable - 2 Position (Cable Only) - Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Replacement JB4 OBDII cable suitable for use in all applications where the JB4 attaches to the OBDII port under the dash. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4714891
Mfg#:
JB4-OBDII-CA
In Stock
$25.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4940110 - JB4-OBDII-4P7FCA - JB4 OBDII Cable Replacement - 4 Position (Cable Only) - Version 1. - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Version 1. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4940110
Mfg#:
JB4-OBDII-4P7FCA
In Stock
$25.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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