Ignitions and Electrical› Computers, Chips, Modules and Programmers

Burger Motorsports

BMS S68 JB4 Tuner

$899.00

SKU: BM-JB4-G9XM5S68

In Stock
In Stock
Ships by Sep 12
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$100 Minimum Order
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Overview

The Burger Motorsports BMS S68 JB4 Tuner is a plug-and-play performance module designed for S68 4.4L BMW engines. It easily installs and removes without splicing or cutting factory wires. The JB4 tuner manipulates vehicle performance through sensor connections to the DME/ECU.
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The Burger Motorsports BMS S68 JB4 Tuner is a plug-and-play performance module designed for S68 4.4L BMW engines, offering a significant increase in power and performance. This tuner installs easily and is completely removable, with no splicing or cutting of factory wires required. The JB4 tuner works by installing between your car's sensors and its DME/ECU, manipulating vehicle performance to achieve gains. This tuner is preloaded with custom S68 JB4 tuning software and includes up to 8 maps for various fuel and modification levels, supporting ethanol (E85) compatibility. It can read and delete fault codes, and allows viewing and recording up to 40 gauges/engine parameters in real-time via a smartphone app. The JB4 also offers adjustable boost by gear in 1st, 2nd, and 3rd, and is compatible with JB4 Mobile for smartphone logging and tuning changes. The unit includes a rugged JB4 billet aluminum enclosure for protection and is made in the USA with a 5-year warranty. Vehicle Fitment: BMW 7 Series: 2023+ S68 G70 BMW 7 Series M60e 4.4L, 2024+ S68 G70 BMW 7 Series M760i 4.4L BMW X6: 2024+ S68 G06 BMW X6 M60i 4.4L BMW X5: 2024+ S68 G05 BMW X5 M60i 4.4L BMW X7: 2023+ S68 G07 BMW X7 M60i 4.4L, 2023+ S68 G07 ALPINA XB7 4.4L Note: The JB4 is not VIN locked and can be removed without a trace and resold. Requires 91 octane fuel or better for performance gains.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandBurger Motorsports
Part NumberBM-JB4-G9XM5S68
CategoryIgnitions and Electrical

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

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