Vortech Polished V-3 Si Supercharger System Mustang GT 1999

Vortech rates this system at 364 hp and 371 lb-ft on a stock engine, up from 260 hp and 302 lb-ft. Vortech builds the system around its gear-driven V-3 Si compressor and a high-efficiency impeller and housing developed in its own supercharger test cell.

The fuel management upgrade includes a high-flow fuel pump, high-capacity fuel injectors, and an ECM chip. A factory-type aluminum bracket mounts the supercharger with a factory-installed look and rigidity.

Kit Includes:
- Vortech V-3 Si supercharger
- Fuel management upgrade (high-flow fuel pump, high-capacity fuel injectors, and an ECM chip)
- Factory-type aluminum mounting bracket
- Inlet and discharge ducts with silicone sleeves and stainless steel clamps
- High-flow bypass valve

Features and Benefits:
- Rated at 364 hp and 371 lb-ft on a stock engine
- Gear-driven, internally lubricated V-3 Si compressor
- No oil feed or drain lines required
- High-efficiency impeller and housing design
- High-flow bypass valve for surge-free operation
- Polished supercharger finish
- Smog legal per CARB Executive Order D-213-17

Vehicle Fitment:
- 1999 Mustang GT 4.6L 2V

Additional Notes:
- A battery relocation kit is required and is sold separately.
- Vortech provides a tune only for stock engines with stock exhaust or most aftermarket cat-back systems. Modified cars with parts such as an aftermarket throttle body, cold air intake, headers, or off-road mid-pipe require custom tuning, and some ECU box codes (including RKN, MDE, PTP, and JRX) are not supported, so confirm your box code with Vortech before purchase.