Select the year of your Mazda RX-7:

HKS Twin Power Ignition Amplifier - Model 4399-SZ001
Upgrade your Mazda RX-7 FD3S (1993-1996) with the HKS Twin Power ignition amplifier, designed to enhance your driving experience. This innovative unit combines CDI (Capacitance Discharge Ignition) and transistor ignition methods, delivering superior spark duration and maximum voltage output. As a result, you’ll enjoy crisper throttle response and a smoother power band, making every drive exhilarating.
Key Features
- Compact and durable anodized aluminum construction
- Weather-resistant connectors for reliable performance
- General wiring harness included for easy installation
- Vehicle-specific wiring harnesses available for precise integration
Performance Benefits
The CDI method ensures that all stored energy in the capacitor is efficiently transferred to the ignition coil, providing a rapid spark that excels at high RPMs. This prevents ignition misses that can detract from peak power. Meanwhile, the transistorized method generates high voltage by controlling the current to the coil, resulting in a longer spark duration that enhances throttle response and torque at lower RPMs. Expect a spark output that is typically 1.5 to 2.5 times stronger than the stock ignition system!
Customer Feedback
Owners of the Mazda RX-7 have reported noticeable improvements in throttle response and overall engine performance after installing the HKS Twin Power ignition amplifier. Many appreciate the ease of installation and the significant boost in spark strength, even with mild modifications.
Fitment
- Mazda RX-7 FD3S (1993-1996)
Notes
- Images are for marketing purposes only; the actual product may vary.
Other Part Numbers:
HKS #hks4399-SZ001
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
Make Vehicle | Model | Year |
---|---|---|
1993-2002 Mazda RX-7 |
RX-7 | 1993-2002 |
Since its beginning, HKS has been committed to providing well-integrated, reliable,and environmentally sound performance systems. Mr. Hasegawa's strong leadership, engineering genius, creativity and willingness to listen to customers are the pillars of the company's success. Monitoring consumer reaction and input on issues pertaining to material quality, external appearance, sound quality, and of course, performance, HKS stays in tune with automotive enthusiasts' needs. Moreover, HKS' products are designed to be user friendly for easy installation.
HKS provides a warranty to the original purchaser of HKS exhaust systems against defects in materials and workmanship for a period of one year. The warranty applies only for vehicle specific exhaust systems. Other products such as metal catalyzers, front pipes, exhaust manifolds, and center pipes are not covered.
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