{"product_id":"qjmotor-srk-921rr-ecu-tuning-2024-2026-copy","title":"QJMotor SRK 921RR ECU TUNING (2024-2026)","description":"\u003cp\u003e\u003cstrong\u003e2024–2026 QJMotor SRT 921RR ECU Tuning \u0026amp; Remapping\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe QJMotor SRT 921RR combines a high-performance four-cylinder engine with modern electronic engine management, giving the platform considerable potential for improvement through professional ECU calibration.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eAt Lukos Engineering, we offer professional ECU tuning, ECU flashing, dyno testing and full custom motorcycle dyno calibration for the 2024–2026 QJMotor SRT 921RR.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOur tuning is developed using live engine data, wideband AFR monitoring and controlled testing on our dedicated in-house eddy-current braked motorcycle dyno. The objective is not simply to chase a peak horsepower figure, but to improve power delivery, throttle response, fueling and overall rideability throughout the operating range.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat Can QJMotor SRT 921RR ECU Tuning Improve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eModern motorcycles are heavily controlled by their ECU. Fueling, ignition timing, electronic throttle operation and numerous torque and engine-management strategies all influence how the motorcycle responds to the rider.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFactory calibration must also account for emissions legislation, noise regulations and different operating conditions across global markets.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eProfessional ECU calibration can improve areas such as:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eThrottle response\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLow and mid-range torque delivery\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-RPM performance\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePower delivery throughout the rev range\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFueling accuracy\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAir-fuel ratio under load\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThrottle transition behaviour\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEngine smoothness\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePerformance after exhaust modifications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOverall rideability\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe result is a motorcycle that can feel stronger, smoother and more responsive rather than simply producing a higher peak dyno number.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTuning After Exhaust \u0026amp; Decat Modifications\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eChanging the exhaust system can significantly alter how an engine breathes, particularly when the catalytic converter is removed or a complete performance exhaust system is installed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe original ECU calibration was developed around the standard exhaust configuration. Once the exhaust flow characteristics change, the fueling and other calibration strategies may no longer be optimal for the new setup.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCustom ECU tuning allows us to analyse the motorcycle under load and calibrate it around its actual hardware.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis is particularly beneficial for SRT 921RR models fitted with:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDecat exhaust systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFull exhaust systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePerformance silencers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHigh-flow air filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIntake modifications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCombined intake and exhaust upgrades\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eECU Flash – Send-In ECU Service\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOur send-in ECU flashing service is available for customers who cannot bring the complete motorcycle to our workshop.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eSimply remove the ECU and send it directly to Lukos Engineering. We can then install our developed calibration before returning the ECU ready to refit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis service can be suitable for standard motorcycles as well as common exhaust and intake configurations.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor more extensively modified motorcycles, a full custom dyno tune provides the greatest opportunity to optimise the calibration around the individual bike.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDyno \u0026amp; AFR Check\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWe offer dyno and AFR testing for owners who want to establish exactly how their QJMotor is currently performing.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe motorcycle is tested under controlled load while we monitor its air-fuel ratio and power delivery.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis service is particularly useful if:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eThe motorcycle has an aftermarket exhaust\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThe catalytic converter has been removed\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThe ECU has previously been flashed\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThe motorcycle has been tuned elsewhere\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eThe existing calibration is unknown\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eYou want to verify fueling before further modifications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eYou want accurate before-and-after dyno testing\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eFull Custom Dyno Tune\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor the most comprehensive calibration, we offer full custom dyno tuning on our dedicated motorcycle dyno.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eRather than simply loading a generic calibration, we test the individual motorcycle under controlled conditions while analysing live data and AFR.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis allows the calibration to be refined around the actual motorcycle, its modifications and its behaviour under load.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eA full custom tune is particularly suitable for:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eFull exhaust systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDecat systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePerformance air filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIntake modifications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTrack-focused motorcycles\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMultiple engine modifications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePreviously tuned motorcycles requiring correction\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOwners wanting the most refined calibration possible\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMore Than Peak Horsepower\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003ePeak horsepower is only one part of a properly calibrated motorcycle.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA motorcycle can gain relatively little at the absolute peak while making substantial improvements through the middle of the rev range. These improvements can have a much greater effect on how quickly and smoothly the motorcycle accelerates in real-world riding.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOur calibration process therefore focuses on the complete power curve, AFR, throttle behaviour and engine response rather than concentrating exclusively on the highest number displayed on the dyno.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhy Choose Lukos Engineering?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eLukos Engineering specialises in professional motorcycle ECU calibration using a dedicated in-house eddy-current braked motorcycle dyno.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eOur tuning process is based around controlled testing, live engine data and wideband AFR measurement. This allows calibration changes to be tested and verified rather than relying solely on generic files or theoretical adjustments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eWhether the motorcycle is completely standard, fitted with a decat or running a complete intake and exhaust package, the calibration can be developed around the actual specification of the bike.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSuitable For\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThis tuning service is suitable for:\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eQJMotor SRT 921RR 2024\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eQJMotor SRT 921RR 2025\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eQJMotor SRT 921RR 2026\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eStandard motorcycles\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDecat exhaust systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAftermarket silencers\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eFull exhaust systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePerformance air filters\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIntake modifications\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRoad motorcycles\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eTrack-focused motorcycles\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePreviously tuned motorcycles requiring optimisation\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eQJMotor SRT 921RR ECU Tuning\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eFor 2024–2026 QJMotor SRT 921RR ECU tuning, ECU remapping, ECU flashing and custom dyno calibration, Lukos Engineering provides a data-driven tuning service focused on improving performance, fueling, throttle response and overall rideability.\u003c\/span\u003e\u003c\/p\u003e","brand":"LUKOS ENGINEERING","offers":[{"title":"ECU FLASH","offer_id":55502585954633,"sku":null,"price":279.49,"currency_code":"GBP","in_stock":true},{"title":"CUSTOM DYNO TUNING","offer_id":55502585987401,"sku":null,"price":499.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0929\/6963\/2073\/files\/DD216502-6A56-4BF2-897F-B9928AAB6511.png?v=1790979258","url":"https:\/\/www.lukosengineering.co.uk\/products\/qjmotor-srk-921rr-ecu-tuning-2024-2026-copy","provider":"LUKOS ENGINEERING","version":"1.0","type":"link"}