| Grand Cherokee ZJ | |||
| Series/Engine | 5.2L | 5.9L | |
| Part Numbers | 538750; 3875 | 538750; 3875 | |
| CARB E.O. | D-330-09 | D-330-09 | |
| Model(s) | 98 Grand Cherokee | 98 5.9L Grand Cherokee Limited | |
| Stock HP | 220 HP | 245 HP | |
| Stock TQ | 300 lb-ft | 345 lb-ft | |
| SC Perf. HP | + 18.7 HP | + 46.9 HP | |
| SC Perf. TQ | + 30.2 lb-ft | + 59.4 lb-ft | |
| 93 Performance | No | No | |
| 91 Performance | Yes | Yes | |
| 87 Performance | Yes | Yes | |
| Towing | Yes | Yes | |
| Crawling Tune | No | No | |
| SAVE Calibration | Yes | Yes | |
| Transmission | SC Optimized | SC Optimized | |
| Wide Open Throttle Shift Points | No | No | |
| Shift Firmness | SC Optimized | SC Optimized | |
| Adjust Speed Limiter | User Adjusted | User Adjusted | |
| Adjust Rev Limiter | No | No | |
| Tire Size Calibration | 22.5" - 42" | 22.5" - 42" | |
| Transfer Case Gear Calibration | No | No | |
| Axle Gear Calibration | No | No | |
| 4WD-HI Axle Lock | No | No | |
| Throttle Body Relearn | No | No | |
| Real Time Idle Up | Yes | Yes | |
| Fan Control | No | No | |
| Spark Advance Set | Yes | Yes | |
| Tire Pressure Monitoring System Threshold Adjust | No | No | |
| Read & Clear Trouble Codes | Yes | Yes | |
| Multiple Superchips Tunes Included | Yes | Yes | |
| Internet Updateable | Yes | Yes | |