Price Guide
This list is only to be used as a guide to give you an idea of how much a conversion will cost. All prices are approximate and can vary greatly depending on the exact application.
Options
| 4.6 liter Cadillac Northstar, used | $1200 |
| 3800 supercharged engine, used | $1000 |
| 4.9 liter engine, used | $650 |
| 4T60 or 4T60E transaxle, used | $350 |
| Wiring harness, if missing from engine | $100+ |
| ECM, if missing from engine | $100 |
Required parts/labor
| Labor, 50-60 hours for a complete conversion includes fabricating all mounts and exhaust system, and modifying wiring harness and eprom | $40/hr |
| Exhaust tubing, flanges, hangers stainless steel | $240 |
| Muffler, single in/dual out, 2.5" stainless steel | $140 |
| Catalytic Converter, 2.5" high flow stainless steel | $75 |
| Axle assemblies, remanufactured, 4T60 or 4T60E | $200 |
| Coolant hoses, clamps | $50 |
| Inline coolant filler | $25 |
| Oil Cooler, 4.6 and 4.9 only | $50 |
| Cold air intake tube and cone filter | $100 |
| Throttle cable, not required for all applications | $40 |
| Hood strut, not required for all applications | $65 |
| Engine/trans mounts, stock replacement or polyurethane | $50-150 |
| Miscellaneous hoses, fluids, hardware, materials, etc. | $500 |