2006 - 2017 Lexus LS IV (XF40) (LS 600h) XLR5 Throttle Response Controller by RaceChip
2006 - 2017 Lexus LS IV (XF40) (LS 600h) XLR5 Throttle Response Controller by RaceChip
In stock
The new RaceChip XLR5
Better acceleration. Outstanding design.
Better Gas Pedal Throttle Response
- 7 separate stages
- Perfect add-on for tuning chips
- 2-year warranty




Made in Germany

2-Year Product Warranty

+50% Throttle Response

Eco Mode Available

Simple to install and use – Takes 20 min.
- Unplug the wire from the gas pedal at the connector.
- Connect the Brainbox to the gas pedal connector.
- Mount the Brainbox on a smooth surface in the footwell for easy access.
- To control XLR5: connect the Controller with the Brainbox, or set up the RaceChip app.
Specifications

Performance
Upgrade Your Drive with the XLR5 Throttle Response Controller
- Eliminate Throttle Lag: Say goodbye to delayed acceleration and enjoy a more immediate response.
- Adjust Throttle Sensitivity in Real Time: Customize your drive with the XLR5 app for on-demand adjustments.
- Faster, Smoother Acceleration: Perfect for drivers who demand instant power without compromising control.
- Quick & Easy Install: Non-invasive design means no impact on your vehicle’s warranty.
- Premium Quality & 2-Year Warranty: Built to last with the longest warranty in the market.
The XLR5 is a small device with a big impact on your accelerator. Fine-tune your vehicle’s response curve to suit any driving style or road condition. Whether you want sharper throttle response for spirited driving or a more subdued setting for city commutes, the XLR5 gives you the power to make your drive feel exactly how you want it.
Description
Perfect for Smoother Acceleration and Performance
Personalize your throttle response for a truly customized driving experience. With the XLR5 Throttle Response Controller, you have control of your accelerator sensitivity right at your fingertips:
- Instant Throttle Response: Eliminate delays and achieve smooth, powerful acceleration from the moment you press the pedal.
- Real-Time Customization: Easily change settings on-the-go to suit road conditions and your preferences.
Experience a driving experience tailored to you with XLR5. Perfect for those who value performance and precision, the XLR5 puts throttle control directly in your hands.
Features
Here’s the updated feature list with XLR5:
- Control Throttle Mapping: Use your phone to fine-tune throttle curves and optimize horsepower delivery.
- Real-Time Throttle Curve Adjustment: Customize sensitivity modes instantly to eliminate acceleration delay.
- 7 Adjustable Modes:
- Eco Mode for Fuel Efficiency: Reduces throttle response to save fuel.
- XLR5 Button Remote
This list now reflects the XLR5 branding, emphasizing the product's customizable and user-friendly features.
In The Box
What’s in the Box?
- XLR5 Throttle Response Controller
- The Brainbox
- RaceChip App (App Control)
- QR Code for App
This package ensures you have everything needed for real-time, personalized throttle adjustment, whether through the mobile app or the optional dash-mounted controller.
RaceChip Team Video

Simple Performance enhancement
Plug & Perform
Modern engines are governed by advanced software, and the XLR5 Throttle Response Controller integrates seamlessly, using technology on par with top automotive manufacturers. With 7 adjustable response maps, the XLR5 lets you fine-tune the throttle curve for an enhanced driving experience.
- Race Mode: Sharpens throttle response for immediate acceleration and high performance.
- Sport Mode: Balances quick acceleration and control, ideal for everyday driving.
- Eco Mode: Reduces sensitivity to save fuel, while retaining the original feel when needed.
The XLR5’s precise adjustments boost throttle response, eliminate lag, and deliver faster access to RPMs—all while being easy to install and reversible to factory settings.

Unlock performance, removable tuning.
Easy Install
The XLR5 Throttle Response Controller is the perfect upgrade for customizable acceleration and smoother throttle response. Easy to install and remove, it lets drivers restore factory settings effortlessly, ideal for trade-ins or resale. Unlike permanent ECU remaps, the XLR5 works alongside the factory ECU to enhance performance without permanent modifications.
Key Benefits:
- Quick Setup: Plug-and-play installation in just 20 minutes.
- Reversible: Easily return to stock settings at any time.
- Personalized Throttle Maps: Real-time adjustments via the app for tailored acceleration.
- Engine Protection: Includes a warm-up timer to protect your engine.
The XLR5 delivers a powerful, flexible boost to throttle response without altering factory settings, making it the ideal choice for drivers seeking enhanced, customizable performance.

Performance tuning without compromise.
Unleash Your Drive
Why Choose the XLR5 Throttle Response Controller?
- Market Leader: Over 100,000 units sold per year, trusted by drivers worldwide.
- Wide Compatibility: Supports 1,000+ vehicle models for diverse applications.
- Global Reach: Available through 2,000 dealers in 135 countries.
The XLR5 is crafted by expert engineers with OEM-level quality, bringing you a precision throttle tuning experience that transforms your drive into something truly unique.
RaceChip Testimonials (4.8 ⭐⭐⭐⭐⭐)
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I was a bit unsure at first, but the XLR5 truly transformed my Honda Civic X. The throttle response is so much sharper, and I can feel the difference every time I hit the gas. It’s smoother on the highway, but when I need that extra punch, it’s right there. Easily the best upgrade I’ve made to this car!
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I don’t have to push as hard to get up to speed, and the combination is especially nice on long drives. The XLR5 and GTS5 together really wake up my Mazda CX-5! The throttle response from the XLR5 makes acceleration feel instant, while the GTS5 boosts torque and improves fuel efficiency. Installation was simple, and it’s made a noticeable difference in how smoothly and powerfully the car handles. Easily one of the best upgrades I’ve made!
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The throttle response from the XLR5 has eliminated the odd stutter from the factory gas pedal, making acceleration feel smooth and immediate. With the XLR5 and GTS5 installed, my Toyota feels smooth. The extra power and torque from the GTS5 are especially noticeable off-road, where I need that extra boost for tough terrain. This combination has completely transformed the way the Land Cruiser handles—it’s been worth every penny.
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I installed the GTS 5 on my Nissan Skyline a few weeks ago, and it’s like my car has been given a new life. There’s a clear boost in power and responsiveness, and it’s smooth, too. It pulls harder and feels more stable at higher speeds. This is a game changer for me.
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I was a bit unsure at first, but the XLR5 truly transformed my Honda Civic X. The throttle response is so much sharper, and I can feel the difference every time I hit the gas. It’s smoother on the highway, but when I need that extra punch, it’s right there. Easily the best upgrade I’ve made to this car!
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I don’t have to push as hard to get up to speed, and the combination is especially nice on long drives. The XLR5 and GTS5 together really wake up my Mazda CX-5! The throttle response from the XLR5 makes acceleration feel instant, while the GTS5 boosts torque and improves fuel efficiency. Installation was simple, and it’s made a noticeable difference in how smoothly and powerfully the car handles. Easily one of the best upgrades I’ve made!
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The throttle response from the XLR5 has eliminated the odd stutter from the factory gas pedal, making acceleration feel smooth and immediate. With the XLR5 and GTS5 installed, my Toyota feels smooth. The extra power and torque from the GTS5 are especially noticeable off-road, where I need that extra boost for tough terrain. This combination has completely transformed the way the Land Cruiser handles—it’s been worth every penny.
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I installed the GTS 5 on my Nissan Skyline a few weeks ago, and it’s like my car has been given a new life. There’s a clear boost in power and responsiveness, and it’s smooth, too. It pulls harder and feels more stable at higher speeds. This is a game changer for me.
2006 2017 Lexus LS IV XF40 LS 600h XLR5 Throttle Response Controller Improves Driving Experience
Transform the driving dynamics of your 2006 - 2017 Lexus LS IV XF40 LS 600h with the RaceChip XLR5 Throttle Response Controller. This performance tuning device enhances throttle sensitivity, delivering an immediate throttle response that makes every journey exhilarating.
Designed with user-friendly features, it caters to a variety of driving styles and preferences.
- Throttle enhancement upgrades lead to improved engagement and performance.
- Seamless electronic throttle response integration ensures a dynamic driving experience.

Throttle Enhancement Benefits For Lexus LS
Experience unparalleled throttle dynamics with the RaceChip XLR5, designed specifically for the Lexus LS. This throttle response controller modifies pedal signal for an immediate throttle response, effectively reducing lag and providing a more precise acceleration feel. Drivers can customize their experience through three distinct driving modes—Eco, Sport, and Race—each featuring seven fine-tuning levels.
Driving Experience Customization
- Throttle dynamics optimization provides enhanced control during acceleration.
- Immediate throttle response transforms every drive into a thrilling adventure.
Customizable Driving Modes
- Eco driving mode maximizes fuel efficiency, perfect for heavy traffic.
- Sport driving mode enhances spirited driving experiences with sharper throttle response.
- Race driving mode delivers exhilarating acceleration for performance enthusiasts.
Simplified Installation Process
The RaceChip XLR5 features a plug-and-play installation, ensuring compatibility with your vehicle's electronic throttle system, including hybrid and turbocharged variants. This seamless installation process requires no specialized tools or knowledge, making setup quick and straightforward.
Broader Compatibility
This performance tuning device is suitable for a wide array of makes, ensuring compatibility with various models, including Toyota, Honda, Hyundai, and more. Its dynamic driving experience is tailor-made for both gasoline and hybrid engines, allowing for maximum enjoyment in any driving scenario.
Enhance your vehicle's throttle performance and enjoy the benefits of reduced throttle lag and improved acceleration feel with the RaceChip XLR5 Throttle Response Controller. This aftermarket throttle controller is your gateway to a more engaging driving experience.
How Does Raceinspired Tuning Improve Performance
Enhancing your driving experience, RaceChip's XLR5 tuning solutions provide remarkable throttle enhancement. This advanced performance tuning device ensures immediate throttle response, effectively reducing lag and amplifying acceleration feel.
Drivers enjoy customizable driving modes, which facilitate tailored performance adjustments.
Each mode—from Eco to Race—delivers distinct tuning options, accommodating various driving styles and conditions.
- Throttle sensitivity increase minimizes the typical lag found in electric throttle systems.
- Eco driving mode promotes fuel efficiency during daily commutes.
- Sport and Race driving modes deliver enhanced throttle control for spirited driving performance.
- Pairing the XLR5 with RaceChip performance chips optimizes power delivery for an exhilarating driving experience.
Feel the excitement of improved fuel efficiency and responsive driving dynamics while enjoying the advantages of reduced throttle lag and precise acceleration calibration.
Understanding Pedal Signal Modification Techniques
Harnessing the power of pedal signal modification techniques, the RaceChip XLR5 transforms throttle dynamics for an engaging driving experience. This innovative device utilizes advanced amplification and reduction methods to regulate the throttle response based on your selected driving modes.
Dynamic Signal Adjustment
- In Sport and Race modes, the XLR5 amplifies the throttle signal, ensuring quicker responses for an exhilarating feel during acceleration.
- Conversely, the Eco mode reduces the signal, optimizing fuel efficiency for everyday driving.
Enhanced Control During Acceleration
- Throttle control module adjustments provide a more engaging driving experience while maintaining vehicle electronics safety.
- The device ensures compatibility with both automatic and manual transmissions, enhancing versatility across a variety of vehicles.
Experience the seamless interaction improvement with the throttle pedal sensor connection, making every drive feel tailored to your needs.
RaceChip's XLR5 Tuning Solutions
- Throttle enhancement technology significantly reduces lag in electric throttle systems, leading to improved acceleration.
- Customizable driving modes allow drivers to optimize performance for different driving conditions, enhancing fuel efficiency and driving enjoyment.
- The XLR5's dynamic signal adjustment ensures that drivers experience quicker throttle responses in Sport and Race modes.
- Compatibility with both automatic and manual transmissions enhances the versatility of the device across a range of vehicles.
Immediate Throttle Response For Enhanced Driving
The RaceChip XLR5 Throttle Response Controller revolutionizes your driving experience with advanced technology designed for precision. This throttle enhancement device significantly reduces lag, offering an immediate throttle response that elevates your vehicle's performance.
Every driver will notice how the throttle pedal signal modification enhances acceleration, creating a more invigorating experience.
- Eliminates delays in electronic throttle response for a seamless drive.
- Experience the thrill of quick acceleration in turbocharged vehicles.
- Enjoy a precise acceleration feel tailored to your driving style.
- Ideal for spirited driving or daily commutes, ensuring a responsive experience.
With the XLR5, every pedal press results in a dynamic driving experience, seamlessly adapting to various road conditions. This performance tuning device delivers a revised throttle response calibration that heightens your driving pleasure while maintaining vehicle electronics safety.
Custom Driving Modes for Tailored Performance
Experience versatility with the RaceChip XLR5 as it offers multiple driving modes to suit your desires. This throttle controller allows you to select from eco, sport, and race modes, making it ideal for any situation.
- Eco Mode: Reduces fuel consumption during heavy traffic or long journeys.
- Sport Mode: Sharpens throttle response for faster reaction times.
- Race Mode: Maximizes acceleration for a spirited driving enhancement.
This performance chip compatibility ensures the RaceChip XLR5 can be paired with other enhancements, delivering the ultimate throttle performance upgrade while maintaining a user-friendly interface through smartphone app control and Bluetooth-enabled adjustments. Elevate your driving experience with custom driving settings that cater to your every need.
RaceChip XLR5 Throttle Response Controller
- Reduces electronic throttle response lag for a more seamless driving experience.
- Offers multiple driving modes (Eco, Sport, Race) for tailored performance based on driving conditions.
- Enhances vehicle acceleration, particularly in turbocharged vehicles, for an invigorating experience.
- Compatible with other performance enhancements and allows for adjustments via a smartphone app.

RaceChip Performance
About RaceChip
In 2008, Manuel Götz made his passion for automobiles his career: RaceChip was born. Since then, a continuously growing team of vehicle enthusiasts and engineering fans have worked with passion to develop products and forge ahead with new innovations that give you, our customer, the best driving experience possible.
FAQs
How long to install XLR5?
The install process is about 20 min total. 10min is normally to allow the vehicle to clear electricity before installing. Install takes about 5 min and another 5 min to get your app running.
What is the return policy?
There is a 30 day return policy. After 30 days there is no returns allowed.
How Do I Contact Customer Support?
Email our support team at hey@jdbracechip.com
Is the app required to run RaceChip?
No, you can manually adjust the level using the controller or app.
How many tuning maps are available?
Comes with 7-tuning maps. The This allows for great customization and tuning.