| Description | Stage 1 OBD-II | Stage 1 | Stage 2 | Stage 2 OBD-II | Stage 3 |
|---|---|---|---|---|---|
| Protomotive Intercooler | Included | Optional | Included | Included | Included |
| Protomotive SS Headers | Optional | Included | Included | Optional | Included |
| Protomotive SS Muffler | Optional | Included | Included | Optional | Included |
| Protomotive SS Heater System | Optional | Included | Included | Optional | Included |
| Protomotive fuel Pressure Reg. | Included | Included | Included | Included | Included |
| Protomotive Software | Included | Included | Included | Included | Included |
| Protomotive Manifold Straps | Optional | Included | Included | Included | Included |
| Turbocharger | Twin | Twin | Twin | Twin | Twin |
| Boost Control | Mechanical | Mechanical | Electronic | Electronic | Electronic |
| Boost Gauge | Optional | Optional | In EVC | In EVC | In EVC |
| Clutch Upgrade | Optional | Optional | Disk Only | Included | Disk / Pressure Plate |
| High Flow Fuel Injectors | Optional | Included | Included | Included | Included |
| Fuel Pump | Standard | Standard | High - Flow | High - Flow | Twin - Pumps |
| Cylinder Head Seal | Standard | Standard | Flame Ringed | Optional | Flame Ringed |
| Mass Flow Sensor | Standard | Standard | Standard | Standard | High - Flow |
| Horsepower Capability | 410hp (96-98) 395hp (94-95) | 400 hp | 600 hp | 530hp | 750 hp |
| Max Boost Pressure | .45 bar | .5 bar | 1.0 bar | .9 bar | 1.25 bar |
| Engine Displacement (cc) | 3600 | 3600 | 3600 | 3600 | 3745 |
| Compression Ratio | Standard 11.3 / 1 | 9.00 / 1 | 8.00 / 1 | 8.00 / 1 | 8.50 / 1 |
| Spark Plugs | Two per Cylinder | Two per Cylinder | Two per Cylinder | Two per Cylinder | Two per Cylinder |
| Ignition System | Inductive | Inductive | Inductive | Inductive | Inductive |
| Connecting Rods | Standard | Included | Included | Included | Included |
| Engine Rebuild | Optional | Top - End | Top - End | Included | Top - End |
| Alternative Camshaft Profiles | Optional | Optional | Optional | Optional | Optional |
| High-Rate Valve Springs | Optional | Optional | Optional | Optional | Optional |
| Lightweight Clutch Package | Optional | Optional | Optional | Optional | Optional |
| Pressure Sensing | Optional | Optional | Optional | Optional | Optional |
| Approximate Installation Time | 3-4 Weeks | 4 - 6 Weeks | 8 - 10 Weeks | 8-12 Weeks | 12 - 16 Weeks |
| Kit Available | Yes (recommended for Dist Only) | To Distributors Only | To Distributors Only | To Distributors Only | To Distributors Only |
Note: Kit items are recommendations only and may change as further development has been completed.