Build a custom turbo setup for a 1990–1992 Geo Prizm 4E/5E application with this broad T3-flange kit. It combines the turbo, exhaust manifold, intercooler system, downpipe, cooling, and supporting hardware into one builder-oriented package.
Core components
- TIG-welded 321 stainless-steel tubular exhaust manifold with T3 flange, gaskets, bolts, and hardware
- turbocharger with 3-inch inlet, 2-inch outlet, .50 A/R compressor housing, .63 A/R turbine housing, and 1/8-inch NPT oil inlet
- Aluminum front-mount intercooler with 2.5-inch inlet and outlet
- Universal 2.5-inch aluminum intercooler piping kit with silicone couplers and clamps
- Manual boost controller
- 2.5-inch mandrel-bent stainless downpipe with five-bolt flange
Additional included parts
- Slim reversible cooling fan with mounting tabs
- Electronic turbo timer with wiring
- 10 meters of fiberglass heat wrap
- 3-inch intake filter
- Breather cap
- 38mm aluminum coolant-sensor adapter with two clamps
Fitment and installation
- Listed for 1990–1992 Geo Prizm 4E/5E applications
- Compatible with automatic or manual transmissions according to the original listing
- Intercooler piping must be fitted to the vehicle
- Downpipe must be connected to the existing exhaust
- Adapter fabrication and welding may be required
- Installation instructions are not included
Important: This is a builder-oriented turbo kit, not a guaranteed bolt-on package. Confirm engine, flange, clearance, emissions, and fabrication requirements before ordering. Professional installation and tuning are recommended.