GT45 T4 Single Turbo Kit — GM LS/Vortec
A complete turbo package for GM LS/Vortec powered vehicles, built around a GT45 T4 turbocharger. With supporting modifications and a built motor, this setup is capable of significant horsepower gains over stock. Allows you to keep air conditioning and power steering on nearly all models for a street-driven build.
Fits:
- GM LS/Vortec 4.8L, 5.3L, 5.7L, 6.0L, and 6.2L engines, including Silverado and Sierra applications
What's included:
- GT45 T4 Turbocharger — T4 exhaust inlet flange, 4" inlet/2.5" outlet, 98mm compressor exducer, 107mm compressor air inlet, 88mm turbine inducer, 1.05 A/R, oil-cooled
- Cast T4 Manifold + Driver Side Manifold — strong cast design, T4 flange, large primaries, extra-thick flanges, higher-flowing driver side manifold
- Front Mount Intercooler — lightweight aluminum, TIG-welded
- Stainless Steel Crossover — wastegate flange, flex section for longevity, gasket included
- Intercooler Kit — aluminum piping, silicone hoses, clamps, and intercooler brackets
- Turbo Oiling Kit — fittings and clamps for Vortec block, premium gaskets and hardware, oil feed line and fittings, oil drain
- Blow-Off Valve Kit — complete install kit included
- 35/38mm Wastegate — external style, vents to atmosphere, full install kit
- 4" Cone Air Filter — high-flow, washable
Installation requires mechanical experience; some modification may be needed for a proper fit. Always verify local emissions regulations before installing forced-induction components on a vehicle used on public roads.