If you're looking to optimize the performance of your Nissan 240SX Silvia S15 SR20DET, the HKS F-CON iS is the perfect solution. Designed specifically for advanced engines, this piggy-back ECU seamlessly connects to your stock ECU using a vehicle-specific harness—no modifications necessary!
The HKS F-CON iS retains the fuel and ignition control features from its predecessor, the F-CON SZ, while adding new capabilities such as OBD II diagnostics. This allows for fine-tuning settings when you upgrade intake or exhaust components or adjust boost levels, ensuring that your vehicle runs smoothly and efficiently.
Many users have praised the HKS F-CON iS for its straightforward installation and noticeable improvements in engine response and efficiency. The ability to monitor OBD II data has been particularly beneficial for those who frequently modify their vehicles, allowing for precise adjustments that enhance overall performance.
Other Part Numbers:
HKS #hks4202-RN020
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Make Vehicle | Model | Year |
|---|---|---|
|
1995-1998 Nissan 240SX S14 |
240SX S14 | 1995-1998 |

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.