Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

BMW G14 840i B58 3.0L

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle BMW G14 840i B58 3.0L
Your Vehicle BMW G14 840i B58 3.0L
Change Clear

BMW G14 840i B58 3.0L Performance Parts & Upgrades

Sort By
Filter By
Return to Top

ECS 8mm Wheel Spacer Kit & ECS Conical Seat Bolt Kit

ES#3006170 - 002411ecsKT20 - ECS 8mm Wheel Spacer Kit & ECS Conical Seat Bolt Kit - Aluminum wheel spacers & steel wheel bolt kit made specifically for your BMW & MINI 5x112 bolt pattern - ECS - BMW MINI

Aluminum wheel spacers & steel wheel bolt kit made specifically for your BMW & MINI 5x112 bolt pattern affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3006170
Mfg#:
002411ECSKT20
In Stock
ON SALE!
$112.99

This product was last offered at the strikethrough price on
06-13-2026

$109.60 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B58 Gen2 JB4 Performance Tuner

ES#4905036 - JB4-B58-Gen2 - B58 Gen2 JB4 Performance Tuner - Plug & play power gain up to 60 horsepower on a stock car, 80+ horsepower on a modified car with a B58! - Burger Motorsports - BMW

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.
For models with the later Gen2 B58 (B58TU) engine only

Brand:
Burger Motorsports - Corporate Logo
ES#:
4905036
Mfg#:
JB4-B58-GEN2
Ships on Jul 2, 2026
$599.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Motiv ReFlex Plug-n-Play Ethanol Sensor Harness

ES#4731941 - 101-0212 - Motiv ReFlex Plug-n-Play Ethanol Sensor Harness - For Vehicles With Motiv ReFlex Unit Currently Installed - Motiv Motorsports - BMW

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:
Motiv Motorsports - Corporate Logo
ES#:
4731941
Mfg#:
101-0212
In Stock
$49.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ReFlex+ Main Injector Harness - Inline-6

ES#4810312 - 900.1008 - ReFlex+ Main Injector Harness - Inline-6 - Main Injector Harness For Installation of ReFlex+ For Inline-6 BMW Engines - Motiv Motorsports - BMW

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

Brand:
Motiv Motorsports - Corporate Logo
ES#:
4810312
Mfg#:
900.1008
In Stock
$200.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

New TTE580 B58 Turbocharger Upgrade

ES#4630184 - TTE10321 - New TTE580 B58 Turbocharger Upgrade - One of the best turbo upgrades available for the B58 engine! - The Turbo Engineers - BMW

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:
The Turbo Engineers - Corporate Logo
ES#:
4630184
Mfg#:
TTE10321
Ships on Jul 2, 2026
$4964.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JB4 Bluetooth Wireless Connect Kit - Separate Power Wire

ES#3508698 - JB4-BT - JB4 Bluetooth Wireless Connect Kit - Separate Power Wire - Alter parameters and fine-tune wirelessly! - Burger Motorsports - BMW MINI

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:
Burger Motorsports - Corporate Logo
ES#:
3508698
Mfg#:
JB4-BT
In Stock
$149.00

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

$99.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heavy Duty Aluminum Coolant Bleeder Screw

ES#2739096 - 003530ECS01A - Heavy Duty Aluminum Coolant Bleeder Screw - Offering superior fatigue resistance over conventional plastic screws. Say goodbye to snapped and mangled bleeder screw heads! - ECS - BMW MINI

Offering superior fatigue resistance over conventional plastic screws. Say goodbye to snapped and mangled bleeder screw heads! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2739096
Mfg#:
003530ECS01A
In Stock
ON SALE! SAVE 25%
$35.99

This product was last offered at the strikethrough price on
06-13-2026

$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacers - 20mm (Pair)

ES#2167462 - 002411ECS03A20KT - ECS Wheel Spacers - 20mm (Pair) - Add some style with these wheel spacers - ECS - Audi BMW Porsche

Add some style with these wheel spacers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2167462
Mfg#:
002411ECS03A20KT
In Stock
ON SALE! SAVE 10%
$140.99

This product was last offered at the strikethrough price on
06-13-2026

$126.89 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

15mm DR Series Trak Wheel Spacers (Black) - Pair

ES#3691685 - 3055664SW - 15mm DR Series Trak Wheel Spacers (Black) - Pair - Fine tune your stance and improve handling - H&R - BMW MINI

Fine tune your stance and improve handling affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
3691685
Mfg#:
3055664SW
In Stock
$119.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dinan High Flow Drop-in Replacement Air Filter - G-Chassis B46/B48 B58

ES#4690613 - D401-0043 - Dinan High Flow Drop-in Replacement Air Filter - G-Chassis B46/B48 B58 - Get the most performance out of your engine! - Dinan - BMW

Get the most performance out of your engine! 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:
Dinan - Corporate Logo
ES#:
4690613
Mfg#:
D401-0043
In Stock
11% off MSRP

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

$69.99

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

$61.99 USD
Free Shipping

VRSF Downpipe Upgrade with Catalytic Converter & Heat Shield

ES#4920414 - 10582028 - VRSF Downpipe Upgrade with Catalytic Converter & Heat Shield - Downpipe upgrade for vehicles with the B58 engine - integrate heat shield included to help reduce engine bay temperatures - VRSF - BMW

Downpipe upgrade for vehicles with the B58 engine - integrate heat shield included to help reduce engine bay temperatures affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For 2018-2022 model years

Brand:
VRSF - Corporate Logo
ES#:
4920414
Mfg#:
10582028
Back Ordered
Auto Notify
$579.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMW 5x112 Wheel Spacer Kit - 12mm

ES#4780964 - FC-BWSK-112-012 - BMW 5x112 Wheel Spacer Kit - 12mm - Constructed from high-quality 6061-T6 aluminum, this kit provides optimal performance and minimizes un-sprung weight! - Future Classic - BMW

Constructed from high-quality 6061-T6 aluminum, this kit provides optimal performance and minimizes un-sprung weight! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Future Classic - Corporate Logo
ES#:
4780964
Mfg#:
FC-BWSK-112-012
Ships in 5 Business Days
$199.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacers - 5mm (Pair)

ES#2167469 - 002411ECS01A05Kt - ECS Wheel Spacers - 5mm (Pair) - Get the right size wheel spacer for your vehicle - ECS - Audi BMW Porsche

Get the right size wheel spacer for your vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2167469
Mfg#:
002411ECS01A05KT
In Stock
ON SALE! SAVE 25%
$137.99

This product was last offered at the strikethrough price on
06-13-2026

$103.48 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Black Wheel Spacer & Bolt Kit - 20mm

ES#3557294 - 021460tms03KT7 - Turner Motorsport Black Wheel Spacer & Bolt Kit - 20mm - Lightweight wheel spacers with a machined tab for easy removal - Turner Motorsport - BMW

Lightweight wheel spacers with a machined tab for easy removal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
3557294
Mfg#:
021460TMS03KT7
Ships on Sep 24, 2026
Auto Notify
ON SALE! SAVE 20%
$254.99

This product was last offered at the strikethrough price on
06-13-2026

$203.91 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

12mm DR Series Trak Wheel Spacers (Black) - Pair

ES#4147972 - 2455664SW - 12mm DR Series Trak Wheel Spacers (Black) - Pair - Fine tune your stance and improve handling - H&R - BMW MINI

Fine tune your stance and improve handling affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
4147972
Mfg#:
2455664SW
In Stock
$129.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Port Injector Plugs

ES#4768344 - UNI-BMS-PIPLUGS - Port Injector Plugs - Fill the Holes on Your PI Manifold When Not Running Additional Fuel Injectors - Burger Motorsports - BMW

Fill the Holes on Your PI Manifold When Not Running Additional Fuel Injectors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4768344
Mfg#:
UNI-BMS-PIPLUGS
In Stock
$60.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings