BMW Performance Chips & Software for BMW Z4 M Roadster S54 (2003-2008)

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Performance tuning for your BMW gives it more efficient and effective ECU mapping which favor power delivery over comfort. BMW tuning legend Jim Conforti produces incredible software tunes for nearly every model to give drivers a noticeable upgrade in their car's capabilities. The Turner Chips, Shark Injectors, Sprint Boosters, and Burger Motorsports tuning software and handheld devices are all right here for you to give your BMW the engine management change it deserves.

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Burger Motorsports - Corporate Logo
T#:20155613
Part#: BMSPBT-M
Ships on Jul 14, 2025
$ 199.00 USD
Free Shipping on orders $49 and up
The BMS Pedal Tuner is a BMW Performance Chip with a pre-programmed internal chip that intercepts the stock signals from your BMW's electronic control unit (ECU) and changes them to achieve better performance by adjusting the air-fuel ratio and spark timing. Made specifically for the BMW inline six-cylinder motors. The PBX also has an adjustable throttle feature that can be combined with the Performance chip feature by selecting a setting or "map". The BMS Pedal Tuner contains both a performance chip which gives you an extra 8-10 Horsepower at the wheels and an adjustable throttle boost feature that makes the gas pedal send a boosted throttle signal in increments of 30%, 60%, and 100% over the stock BMW signal. Depending on what setting/ "map" you select you can create a perfect blend of throttle response. The BMS Pedal Tuner will make your vehicle more responsive, spirited and fun to drive. It will make your vehicle faster by increasing the horsepower and torque. It works well with other modifications like intakes and exhausts, but can also be used alone. It will remove the "dead space" when you push on the non-responsive stock BMW accelerator. It changes the way the car drives and feels. You can turn it on and off from the comfort of your driver's seat to feel the difference. The BMS Pedal Tuner is a clear choice. Features: Throttle Re-mapping for Better Response / Reaction Removes "dead area" delay in gas pedal 7 Different Maps / Settings for more enjoyable driving Can be set and turned on and off from inside the car Invisible to dealers equipment Made in USA
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Sprint Booster - Corporate Logo
T#:391871
Part#: SBBM1003
In Stock
Starting at $ 289.99 USD
Free Shipping
Starting at $ 289.99 USD
Free Shipping
When BMW began using the "Drive-by-wire" throttle system in 2001, a lot of people cringed. The Drive-by-wire system uses electronics to replace the mechanical cable throttle of the past. This means the electronics between the accelerator pedal and motorized throttle must interpret what your right foot does, and ultimately decides how the engine will respond. Although advanced in it's technology and engineering, many of us agree that the Drive-by-Wire equipped BMWs feel unresponsive and lack the crisp, sharp throttle response that older BMWs had with a traditional throttle cable. That's where the Sprint Booster comes in.
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Sprint Booster - Corporate Logo
T#:391868
Part#: SBBM0013S
In Stock
$ 289.99
$ 256.99 USD
Limited Qty Sale
Free Shipping
$ 289.99
$ 256.99 USD
Limited Qty Sale
Free Shipping

Transform your vehicle's performance with the Sprint Booster, a state-of-the-art electronic device designed to deliver swift and instantaneous acceleration, effectively eliminating any delays. Featuring a convenient dash-mounted selectable switch, you can effortlessly switch between stock, moderate, and aggressive acceleration modes by simply pressing an LED button.

In the era of modern automobiles, traditional throttle cables have largely been replaced by electronic control modules. These modules translate pedal pressure into electronic signals, allowing the vehicle's computer to precisely control acceleration. However, the Electronic Throttle Cable (ETC), also known as the "Drive by Wire" system, often suffers from delayed response and subdued acceleration, particularly during uphill starts, rapid gear changes, or when passing other vehicles.

Installing the Sprint Booster is a straightforward process – simply plug it in between your accelerator pedal module and the harness. The difference is instantly noticeable the moment you press the throttle. Should you ever wish to revert to your stock setup, removal is equally uncomplicated.

Rest easy with the protection of a money-back guarantee that allows you to experience the performance difference without any risk.

New to V3: 36 Acceleration Programs, Valet Mode, Pedal Lock Mode**

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Burger Motorsports - Corporate Logo
T#:21012590
Part#: F-G-PORTINJCONMO
In Stock
$ 349.00 USD
Free Shipping on orders $49 and up
The Burger Motorsports JB4 Port Injection Controller attaches to the JB4 allowing it to directly control both traditional port injection kits and WMI port injection kits. The JB4 port injection controller is a fully integrated solution allowing enhanced port injection mapping and safety. For example the JB4 port injection controller: 1) Uses low fuel pressure in conjunction with boost pressure to evaluate injection pressure and adjust PI IPW dynamically as required to maintain consistent flow volume. This becomes particularly important in applications that are at the edge of their low fuel pressure supply. As low pressure drops or oscillates port injection IPW must be dynamically adjusted to avoid run lean conditions. 2) Monitors pedal input, clutch input, gear, throttle position, etc, allowing more advanced mapping and instant cut of PI when letting off the gas or when traction control kicks in to avoid backfires. 3) Monitors AFR in both banks and can cut PI flow in the event a misfire event is detected preventing a potentially lean condition. 4) Monitors current through the injectors and sends a signal back to the JB4 altering it of various problems including a clogged or disconnected injector, blown electrical fuse, loose ground, etc. 5) Monitors fuel trims in each bank and failsafe's in the event of a mismatch of more than 15% indicating a potential boost single cylinder boost leak or injector flow issue. 6) Allows easy user adjustment of overall fuel volume using linear "Fuel Bias 0-100" values by RPM, greatly reducing the typical mapping complications when making manual tuning changes. 7) Integrates into the JB4 multi-map system which produces on-the-fly PI mapping changes when you change maps when boost is reduced in lower gears, or during anti-lag engagement. 8) When equipped with a JB4 integrated flex fuel sensor or JB4 virtual flex fuel sensor can automatically adjust port injection volume based on the E85 mixture allowing for easy mixture changes. 9) Enhanced mapping logic such as tip in supplement to boost port injection during sudden transitions like spool up or gear changes where the high-pressure pump tends to have problems keeping up. 10) Does not require a separate interface and cable for mapping and tuning port injection. It's all done right through the JB4 interface and logs greatly simplifying the process. 11) Includes an extra output to run your second fuel pump OR WMI PUMP (for port injection meth), eliminating the need for an extra Hobbs switch.
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