Description
Fabspeed's GT420 STREET Performance Package is the ultimate solution for elevating the performance of your Porsche GT4 or Spyder. Designed for street use, this premium package delivers over 400 horsepower to the crank with straightforward, bolt-on upgrades—no need for engine swaps or prolonged downtime. With the GT420 Package, you can achieve superior performance and leave the 911 Carrera GTS in your rearview mirror the very next day!
Fabspeed GT420 Package Includes:
- Porsche Cayman GT4 Valvetronic Exhaust System
- Porsche Cayman GT4 Sport Headers
- Porsche Cayman GT4 IPD Competition Plenum Package (Including 82mm Throttle Body)
- Porsche Cayman GT4 BMC F1 Replacement Air Filters
- Porsche Cayman GT4 Handheld Tuner with GT420 XperTune
Features:
- Compatibility: Fits all Porsche 981 Cayman GT4 / Spyder models (2015-2016).
- Performance Gains: Adds over 51 horsepower at the crank (44 wheel horsepower) and 48 ft-lbs of low-end torque at 4283 RPM. Peak power increases by +30HP and +20.4 ft-lbs of torque, achieving 418HP crank / 363 whp and 361 crankHP / 316 ft-lbs of torque.
- Installation: Easy bolt-on installation with no cutting or welding required. All components are designed for a direct fit.
- Dyno Developed: 100% Dyno developed with input from professional Porsche engine builders and race teams worldwide. No cheap components used.
- Emissions Compliance: Optimized for maximum performance with NO catalyst-generated check engine light, guaranteed.
- Customization: Choose between real matte Carbon Fiber tips or Single Wall Stainless Steel tips for a racecar look.
- Tune Management: The Fabspeed Xpertune handheld tuner allows you to switch tunes easily on your GT4.
- Warranty: All Fabspeed performance products are backed by the Fabspeed Lifetime Warranty.
- Installation Note: For proper header seal, tighten all exhaust bolts to OEM torque specs after the initial heat cycle.
