The ShiftPower SP21 is a plug-and-play throttle response controller that eliminates the acceleration lag built into your factory throttle system — giving you immediate, precise response every time you press the pedal. No tuning shop required. No permanent modifications. Just noticeably sharper throttle response from a single device that installs in minutes.
Professional local installation available in La Mirada, Southern California. Contact us at info@beatsonicusa.com to book.
Why your throttle feels sluggish — and how the SP21 fixes it
Modern vehicles use electronic throttle control systems with a built-in delay between pedal input and engine response. This lag is intentional from the factory — designed for emissions compliance and smooth driving — but it makes your car feel slower and less responsive than it actually is. The ShiftPower SP21 intercepts the signal between your accelerator pedal and ECU, recalibrating it to remove that artificial hesitation and deliver the full responsiveness your engine is capable of.
Your engine, emissions system, and vehicle warranty are unaffected. The SP21 does not add horsepower — it simply makes your existing power more immediately accessible.
Key features
- 351 adjustable settings — fine-tune throttle response to exactly how you want to drive
- 7 driving modes — Race, Super Sport, Sport, Dynamic, Eco, Valet, and Lock
- 3 acceleration curves — Linear, Dynamic, and Exponential
- Bluetooth smartphone app — adjust settings from your phone via the free ShiftPower app (iOS and Android)
- Auto-unlock by presence — automatically exits Valet mode when your phone is detected nearby
- Theft deterrent lock mode — nullifies throttle response to deter unauthorized use
- Valet mode — limits accelerator pedal to 15–45% (adjustable) for when others drive your vehicle
- Eco mode — reduces throttle sensitivity for fuel-efficient driving
- Plug-and-play installation — OEM-style connectors, no cutting, no permanent modifications, fully reversible
- IP67 waterproof pedal connectors — built to automotive standards
- 3-year warranty
Compatible vehicles
The ShiftPower SP21 is compatible with the following vehicles:
Show all compatible vehicles ▼
| Make | Model | Years |
|---|---|---|
| Nissan | 370Z | 2009–2021 |
| Nissan | Altima | 2013–2023 |
| Nissan | Cube | 2008–2014 |
| Nissan | Juke | 2011–2017 |
| Nissan | Maxima | 2015–2021 |
| Nissan | Murano | 2009–2023 |
| Nissan | Pathfinder | 2013–2021 |
| Nissan | Rogue | 2014–2022 |
| Nissan | Sentra | 2008–2026 |
| Nissan | Versa | 2013–2021 |
Not sure if this fits your vehicle? Email info@beatsonicusa.com with your year, make, and model before purchasing.
Installation
No special tools required. The SP21 connects between your accelerator pedal sensor and the factory wiring using plug-and-play OEM-style connectors. Most installs take under 15 minutes. The installation is fully reversible with no permanent changes to your vehicle.
Frequently asked questions
Does this add horsepower?
No. The ShiftPower SP21 does not modify your engine or add power. It removes the artificial throttle delay so your existing power is more immediately accessible.
Will this void my warranty?
The SP21 uses plug-and-play connectors and is fully reversible. It does not permanently alter your vehicle. Disconnect it and return to factory configuration at any time.
How do I control it?
Via the free ShiftPower app (iOS and Android) over Bluetooth, or using the physical button on the unit to cycle through modes.
What is Valet mode?
Valet mode limits the accelerator pedal to 15–45% of normal range (adjustable via app). Lock mode fully nullifies the throttle response as an anti-theft measure.
How long does installation take?
Most installs take under 15 minutes following the instruction guide.
Does this ship to Canada or internationally?
Yes. We ship to Canada and Mexico.