The HKS F-CON iS is your go-to solution for advanced engine management tailored specifically for the Nissan R33 Skyline GTR RB26DETT. This piggy-back ECU seamlessly connects to your stock ECU using a vehicle-specific harness, making installation a breeze without any modifications required.
The F-CON iS inherits its fuel and ignition control capabilities from the previous F-CON SZ model, ensuring that you get the best performance out of your engine. It also includes a new feature that collects OBD II diagnostic data, allowing for precise adjustments when you upgrade intake and exhaust components or modify boost levels.
Users have praised the F-CON iS for its ability to optimize fuel and ignition settings effortlessly, especially after making performance upgrades. Many have noted the significant improvement in engine response and overall drivability, making it a must-have for any serious GTR enthusiast.
Other Part Numbers:
HKS #hks4202-RN015
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Make Vehicle | Model | Year |
|---|---|---|
|
1989-1994 Nissan Skyline R32 |
Skyline R32 | 1989-1994 |
|
1995-1998 Nissan Skyline R33 |
Skyline R33 | 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.