BMW G20 M340i xDrive B58 3.0L Performance Parts & Upgrades

For Vehicles With Motiv ReFlex Unit Currently Installed affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Vehicles With Motiv ReFlex Unit Currently Installed Only

Brand:

ES#:

4731941

Mfg#:

101-0212

$49.00 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Free up power and unleash your BMW's naturally aggressive B58 exhaust tone! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4147597

Mfg#:

3015G20M340

Starting at $2155.00 USD

Customize

Free Shipping

Lifetime Replacement

Get uncompromised performance out of your B58 while remaining emission compliant! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For 2025+ model year vehicles -- Please call in with vin prior to purchase

Brand:

ES#:

5444809

Mfg#:

11-062GA

Add Carbon Fiber Styling to Your LCI M-Sport Front Bumper! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For LCI M-Sport Models Only!

Brand:

ES#:

4779720

Mfg#:

A14A70-1201

$1130.00 USD

Add to Cart

Free Shipping

Lifetime Replacement

Provides additional rigidity and sharper handling to the chassis by reducing flex under hard cornering conditions Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:

ES#:

4475228

Mfg#:

D180-0014

11% off MSRP

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

$393.99

This product was last offered at the strikethrough price on
07-06-2026

$349.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Improve the look of your BMW with this set of CTS wheel spacers! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4685253

Mfg#:

CTS-SUS-G10

$79.99 USD

Add to Cart

Free Shipping

Lifetime Replacement

Plug & play power — gain up to 60 horsepower on a stock car, 80+ horsepower on a modified car with a B58! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Not for sale or use in the state of California.

Brand:

ES#:

4905036

Mfg#:

JB4-B58-GEN2

$599.00 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Unleash the aggressive sound of your B58! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

5457164

Mfg#:

G20M340VSESBRRC

65A durometer polyurethane eliminates excessive drivetrain movement without increasing noise, vibration, or harshness! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4810130

Mfg#:

EBFI77-MG20-601

$634.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Alter parameters and fine-tune � wirelessly! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with N54 JB4 systems and any JB4 manufactured prior to 2017. Please check board diagrams to properly identify your JB4 before ordering.

Brand:

ES#:

3508698

Mfg#:

JB4-BT

$149.00

This product was last offered at the strikethrough price on
05-12-2026

$99.00 USD

Add to Cart

Free Shipping

Lifetime Replacement

Main Injector Harness For Installation of ReFlex+ For Inline-6 BMW Engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4810312

Mfg#:

900.1008

$200.00 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

One of the best turbo upgrades available for the B58 engine! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with 6-Port Heads only - Will not fit 2-Port Heads

Brand:

ES#:

4630184

Mfg#:

TTE10321

$4964.99 USD

Add to Cart

Free Shipping

Lifetime Replacement