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 G15 M850i xDrive N63 4.4L

    • 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 G15 M850i xDrive N63 4.4L
Your Vehicle BMW G15 M850i xDrive N63 4.4L
Change Clear

BMW G15 M850i xDrive N63 4.4L Performance Parts & Upgrades

Sort By
Filter By
Return to Top

ECS Wheel Spacers - 10mm (Pair)

ES#2603071 - 002411ECS02A10KT - ECS Wheel Spacers - 10mm (Pair) - Improve the look of your vehicle with spacers - ECS - Audi BMW Porsche

Improve the look of your vehicle with spacers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
These spacers are measured and designed to fit factory wheels. Not all aftermarket wheels will work with

Brand:
ECS - Corporate Logo
ES#:
2603071
Mfg#:
002411ECS02A10KT
In Stock
ON SALE!
$106.99

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

$101.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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

Front Brake Rotor - Left (395x36mm)

ES#3213470 - 34116887397 - Front Brake Rotor - Left (395x36mm) - LeftBrake rotors are designed to slowly wear down, ensuring that your vehicle will stop and slow down safely. Often times rotors may warp, causing a vibration while coming to a stop, or may just wear down below their specifications, Side Front Brake Disk - Genuine BMW - BMW

LeftBrake rotors are designed to slowly wear down, ensuring that your vehicle will stop and slow down safely. Often times rotors may warp, causing a vibration while coming to a stop, or may just wear down below their specifications, Side Front Brake Disk affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
3213470
Mfg#:
34116887397
In Stock
23% off MSRP

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

$484.81

This product was last offered at the strikethrough price on
04-27-2026

$372.93 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Brake Rotor - Right (395x36mm)

ES#3515222 - 34106887398 - Front Brake Rotor - Right (395x36mm) - Right Side Front Brake Disk - Genuine BMW - BMW

Right Side Front Brake Disk affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
3515222
Mfg#:
34106887398
Ships in 3 Business Days
23% off MSRP

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

$484.81

This product was last offered at the strikethrough price on
04-27-2026

$372.93 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turner Motorsport Black Wheel Spacer & Bolt Kit - 17.5mm

ES#3557287 - 021460tms03KT5 - Turner Motorsport Black Wheel Spacer & Bolt Kit - 17.5mm - 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#:
3557287
Mfg#:
021460TMS03KT5
Ships on Sep 9, 2026
Auto Notify
ON SALE!
$207.99

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

$197.54 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS 10mm Wheel Spacers & ECS Conical Seat Bolt Kit

ES#3006163 - 002411ecsKT19 - ECS 10mm Wheel Spacers & 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#:
3006163
Mfg#:
002411ECSKT19
In Stock
ON SALE!
$174.99

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

$166.24 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

JB4 Tuner - N63R

ES#4212682 - JB4-N63R-G - JB4 Tuner - N63R - Plug & play power gain up to 100 horsepower on a stock car! - Burger Motorsports - BMW

Plug & play power — gain up to 100 horsepower on a stock car! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For G-Chassis Vehicles Only; Not for sale or use in California

Brand:
Burger Motorsports - Corporate Logo
ES#:
4212682
Mfg#:
JB4-N63R-G
In Stock
$779.00 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

Connecting Rod Bearing Set - Standard Size

ES#4056399 - CR8050SV - Connecting Rod Bearing Set - Standard Size - Replace those Worn Out Rod Bearings! - King - BMW

Replace those Worn Out Rod Bearings! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Standard Size

Brand:
King - Corporate Logo
ES#:
4056399
Mfg#:
CR8050SV
In Stock at Vendor
$323.99

This product was last offered at the strikethrough price on
07-09-2026

$317.99 USD
Free Shipping
on orders $49 and up
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

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

Engine Main Bearing Kit - Std. Size

ES#4375434 - MB5801SM - Engine Main Bearing Kit - Std. Size - Replace those Worn Out Main Bearings! - King - BMW

Replace those Worn Out Main Bearings! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
King - Corporate Logo
ES#:
4375434
Mfg#:
MB5801SM
In Stock at Vendor
$286.00

This product was last offered at the strikethrough price on
07-09-2026

$255.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VTT Stage 1 Turbocharger Upgrade - N63/N63TU

ES#4623638 - VTTSTG1N63 - VTT Stage 1 Turbocharger Upgrade - N63/N63TU - Rebuilt stock internals & custom machined billet compressor wheels - supports up to 800 HP at the wheels! Includes $1300 core charge - Vargas Turbo Technologies - BMW

Rebuilt stock internals & custom machined billet compressor wheels - supports up to 800 HP at the wheels! Includes $1300 core charge affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
There turbos are built to order. Please expect 4-6 weeks for delivery.

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4623638
Mfg#:
VTTSTG1N63
Ships in 10 Business Days
Starting at $4569.99 USD
Customize
Free Shipping
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

KW V3 Series Coilover Kit

ES#4635571 - 352200CE - KW V3 Series Coilover Kit - The ultimate in coilover technology featuring double adjustable dampening - KW Suspension - BMW

The ultimate in coilover technology featuring double adjustable dampening affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
KW Suspension - Corporate Logo
ES#:
4635571
Mfg#:
352200CE
Back Ordered
$4194.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IP High Performance Ignition Coil Set - N62/N63/S63

ES#4370070 - IP-A122809 - IP High Performance Ignition Coil Set - N62/N63/S63 - 4X more spark energy than stock coils! - Ignition Projects - BMW

4X more spark energy than stock coils! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Ignition Projects - Corporate Logo
ES#:
4370070
Mfg#:
IP-A122809
In Stock
$1395.00 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