BMW G14 840i B58 3.0L Performance Software & Tuning

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:

ES#:

4499650

Mfg#:

D440-0161

11% off MSRP

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

$760.99

This product was last offered at the strikethrough price on
07-21-2026

$675.99 USD

Add to Cart

Free Shipping

Lifetime Replacement

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:

ES#:

4714892

Mfg#:

JB4-OBDII-CA-MC

$30.00 USD

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Lifetime Replacement

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

Brand:

ES#:

4810321

Mfg#:

200.1103

$615.00 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

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:

ES#:

4430029

Mfg#:

D440-0132

11% off MSRP

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

$760.99

This product was last offered at the strikethrough price on
07-21-2026

$675.99 USD

Add to Cart

Free Shipping

Lifetime Replacement