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2018–2023 Mustang GT · Twin Turbo

Stage 4 Twin
Turbo

2018–2023 Mustang GT performance package — 1200-1500 hp target.

Stage 4 of 5Twin Turbo11 parts on the sheet

The parts sheet

What’s in Stage 4 Twin Turbo.

18-23 Twin Turbo Stage 4 Package

Hellion Sleeper Twin Turbo Kit
Sleeved/Oring Coyote Shortblock
Billet Oil Pump Gears and Crank Sprocket
Headstuds
Valve Springs
Built 10r80 W/ Circle D Converter or T56 Swap For MT82 Equipped Vehicles
Bumbera's Spec Triple Pump Fuel System
Injector Dynamic Port Injectors
AMS 2000 Boost Controller
One Piece Driveshaft and Axles
Shoemaker Performance Tune

Installed in-house by the High Performance division
Baseline and final pull on our Mustang dyno — you get the sheet
Bumbera’s license plate frame & Bad Fast decal

← Previous stageStage 4 Procharger · 1000+ hp Next stage →Stage 5 N/A · 650+ hp

Horsepower target

1200-1500 horsepower

Stock2,000 hp

Targets assume the listed parts on the listed fuel; your car, your mods and your fuel move the number. Prices are quoted per vehicle.

Get a quote for this stage Call (281) 493-9300

Every package includes

Install by the High Performance division
Before & after dyno pulls
Plate frame & Bad Fast decal
Off-road use only — disclaimer

Other 2018–2023 Mustang GT stages

2018–2023 Mustang GT · all twin turbo stages

Where it sits.

Stage 1 Twin Turbo

Hellion Sleeper Twin Turbo Kit, Oil Pump Gears and Crank Sprocket, Shoemaker Performance Tune

Stage 2 Twin Turbo

Hellion Sleeper Twin Turbo Kit, Oil Pump Gears and Crank Sprocket, Bumberas Spec Dual Pump Fuel System, Injector Dynamic Port Injectors…

Stage 3 Twin Turbo

Hellion Sleeper Twin Turbo Kit, Oil Pump Gears and Crank Sprocket, Bumbera's Spec Triple Pump Fuel System, Injector Dynamic Port Injectors…

Stage 4 Twin Turbo

Hellion Sleeper Twin Turbo Kit, Sleeved/Oring Coyote Shortblock, Billet Oil Pump Gears and Crank Sprocket, Headstuds…

Stage 5 Twin Turbo

Hellion Sleeper Twin Turbo Kit or Custom In House Made Twin Turbo Kit, Sleeved/Oring Coyote Shortblock, Billet Oil Pump Gears and Crank Sprocket, Frankenstein Ported Cylinder Heads…

Get a quote

Quote Stage 4 Twin Turbo for your 2018–2023 Mustang GT.

Tell us the year, current mods and fuel and a Performance Specialist will spec the package for your car — usually within a business day.