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Rapid Bike

Rapid Bike Racing Tuning Kit Ducati Monster 937 2021-2024

Rapid Bike Racing Tuning Kit Ducati Monster 937 2021-2024

SKU:KRBRAC-161

Regular price $675.00 USD
Regular price $675.00 USD Sale price $675.00 USD
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EMISSIONS AND NOISE REGULATIONS

NOTE: The California Air Resources Board ("CARB") and/or the Environmental Protection Agency ("EPA") does not permit the use of aftermarket emissions-related part(s) that alter the performance of OEM emissions-related devices other than on racing vehicles on closed courses. Check your local laws and manufacturer’s information.

Rapid Bike RACING add-on module represents the highest level of technology available for reaching top performance, offering the widest range of solutions for demanding professional track riders and street users. Starting from the new standards set by Rapid Bike EVO, RACING module is designed to manage additional and innovative features setting new and unmatchable standards within the competitive arena.

IGNITION MAP using the pick-up signal management for an accurate control of injection and spark advance timing

ENGINE BRAKE managed while decelerating to prevent rear wheel jumping and improve the bike’s stability while bending

Kit including the Rapid Bike Racing module, USB cable and a model specific wiring harness. 

The Racing module manages up to 8 injectors and modulates the signal up to two O2 sensors (up to 2 lambdas). The purpose of the O2 sensor (lambda) modulation is to prevent the stock ECU from recognizing the adjustment applied by the Rapid Bike module to the injection map without any further attempts to re-set the stock parameters matching the criteria fixed by the restrictive exhaust gas emission laws. 

When riding the motorcycle, the self-adaptive feature determines the automatic self-correction of the air/fuel ratio maps: this active management is added up to the pre-set parameters. The adjustments set by Rapid Bike Racing  improve the engine efficiency in order to reach the best performance. The self-correction process is set in multipoint technology according to RPM and TPS, for the whole range of the engine working, even when the original RPM limiter is raised (when available).

Modulating the stock O2 sensor (lambda) signal is a technology far more advanced than the so called “O2 sensor eliminator” (or any other similar device used by the competitors) since they send a static/constant signal which is in conflict with the typical behavior of the lambda sensors, therefore causing the main ECU to perceive such a constant signal as a mistake to be corrected. Thanks to Rapid Bike exclusive technology for the modulation of the stock lambda signal the main ECU considers this behavior as standard; therefore it will not try to re-set the stock engine parameters. 

The Racing module’ s most important benefit is the so-called Auto-adaptive feature, that is the ability to correct automatically the injection map adjustment by reading the signal of the stock O2 sensor (lambda) while riding the bike.

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Customer Reviews

Based on 8 reviews
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O
Oliver H.
Turns My Monster 937 Into a Refined Powerhouse

I installed the Rapid Bike Racing Tuning Kit on my Ducati Monster 937, and the difference is night and day. The plug-and-play setup, complete with a dedicated harness and USB cable, made installation a breeze—everything clicked into place, no mess or guesswork involved.

On the first ride, throttle response was immediately sharper, and the midrange torque hit noticeably harder yet remained silky smooth. The annoying hesitation I used to feel at lower RPMs has vanished—now the power delivery is linear and confident from idle to redline, more engaging than ever.

What truly impressed me is how intelligent the tuning feels. The kit modulates the O₂ (lambda) signal to avoid falsely triggering the ECU, and its self-adaptive mapping ensures seamless fueling and ignition timing across RPMs. The result? Stronger performance without sacrificing refinement, reliability, or rideability—just pure exhilaration.

D
Dominic V.
Takes the Monster from Wild to Refined Fury

I installed the Rapid Bike Racing Tuning Kit on my Ducati Monster 937 and the transformation was startling. The kit fit perfectly thanks to the model-specific harness, USB cable, and plug-and-play module that felt more like precision equipment than an aftermarket add-on
Once on the road, everything changed. Throttle response sharpened to a laser point, midrange torque punched harder and smoother, and that annoying flat spot at lower RPMs vanished. The Ignition Map optimization and auto‑adaptive injection tweaking made power delivery seamless and confident—instantly responsive, yet refined throughout the rev range
What makes this kit genuinely exceptional is its intelligent interaction with the bike’s brain. By modulating the stock lambda (O₂) signals, it avoids fooling the ECU like outdated eliminators do. Instead, the ECU reads it as normal behavior, which means no error codes, no resets—just smooth, reliable performance. And, thanks to the auto-adaptive fuel mapping across RPM and throttle positions, it maintains efficiency and smoothness even under extreme conditions
If you ride a Monster 937 and want real refinement alongside performance, this isn’t just an upgrade—it’s a game-changer.

G
Gavin E.
Unleashes Beast Mode While Refining the Ride

I installed the Rapid Bike Racing Tuning Kit on my Ducati Monster 937, and the difference was immediately apparent. The plug-and-play design made the installation clean and effortless—everything fit neatly, and the kit’s robust harness meant no messy wiring hassles.

Once riding, throttle response sharpened dramatically, and midrange torque surged with assertive smoothness. That tiny hesitation I used to feel during aggressive roll-ons is gone—now the Monster pulls confidently and fluidly at every rev range, whether launching off the line or navigating twisty roads.

What impressed me most was how it maintains refinement while boosting performance. The bike feels sharper without sacrificing balance; throttle control is intuitive, and I never lost the nuances that make the Monster fun to ride every day.

M
Maxwell C.
Unlocks the Monster’s Full Roar with Racing-Level Refinement

I installed the Rapid Bike Racing Tuning Kit on my Ducati Monster 937, and it’s like my bike’s performance went from “fun” to “jaw-dropping.” The kit includes the dedicated Racing module, USB cable, and model-specific harness, making installation neat and plug-and-play—no messy wiring or guesswork required.
On my first ride, the transformation was undeniable. Throttle response turned razor-sharp, midrange torque felt explosive, and the integrated ignition map and engine-brake control delivered a level of seamless performance that feels tailor-made for aggressive riding.
What sets this kit apart is the smart self-adaptive tuning it brings. It modulates the O₂ signal, preventing ECU errors and constantly adjusts injection timing on the fly—no more flat spots or hesitation, just smooth, relentless power throughout the rev range.

B
Brandon E.
Unlocks the Monster’s True Character

I installed the Rapid Bike Racing Tuning Kit on my 2024 Ducati Monster 937, and it has completely transformed the bike. The plug-and-play installation was straightforward, and everything integrated seamlessly with the stock system.

The gains are impressive. Throttle response is instant, midrange torque is much stronger, and the bike pulls harder all the way to redline. It smooths out low-RPM behavior while giving the Monster a sharper, more aggressive feel when you ride hard. The balance between refinement and raw performance is spot on.

What surprised me most is how much more enjoyable the bike feels in every scenario. In the city, it’s smoother and easier to manage, and on twisty roads or the highway, it feels like a completely different machine. Fuel economy stayed nearly the same, which was a nice bonus.

If you ride a Ducati Monster 937 from 2021–2024, this racing kit is worth every penny. It unleashes the full potential of the bike and makes every ride unforgettable.