-Fabspeed 718 GT4 / GTS / Spyder 4.0liter engine to - GT4RS Conversion Package (2020+)-Fabspeed Motorsport
-Fabspeed 718 GT4 / GTS / Spyder 4.0liter engine to - GT4RS Conversion Package (2020+)-Fabspeed Motorsport
-Fabspeed 718 GT4 / GTS / Spyder 4.0liter engine to - GT4RS Conversion Package (2020+)-Fabspeed Motorsport
-Fabspeed 718 GT4 / GTS / Spyder 4.0liter engine to - GT4RS Conversion Package (2020+)-Fabspeed Motorsport
-Fabspeed 718 GT4 / GTS / Spyder 4.0liter engine to - GT4RS Conversion Package (2020+)-Fabspeed Motorsport
-Fabspeed 718 GT4 / GTS / Spyder 4.0liter engine to - GT4RS Conversion Package (2020+)-Fabspeed Motorsport
-Fabspeed 718 GT4 / GTS / Spyder 4.0liter engine to - GT4RS Conversion Package (2020+)-Fabspeed Motorsport
-Fabspeed 718 GT4 / GTS / Spyder 4.0liter engine to - GT4RS Conversion Package (2020+)-Fabspeed Motorsport
-Fabspeed 718 GT4 / GTS / Spyder 4.0liter engine to - GT4RS Conversion Package (2020+)-Fabspeed Motorsport
-Fabspeed 718 GT4 / GTS / Spyder 4.0liter engine to - GT4RS Conversion Package (2020+)-Fabspeed Motorsport
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Fabspeed 718 GT4 / GTS / Spyder 4.0liter engine to - GT4RS Conversion Package (2020+)

FS.POR.718GT4.RSVLV
Catback
Ships In 1-2 Weeks
$ 6,595.95
$ 6,595.95

SKU: POR.718GT4.RSVLV

Fabspeed 718 GT4 / GTS / Spyder 4.0liter engine to - GT4RS Conversion Package (2020+)

Transform your 2020-2024 Porsche 718 Cayman GT4 GTS or Boxster Spyder GTS 4.0L with the Fabspeed GT4RS Conversion Package a complete bolt-on exhaust retrofit featuring MAXFLO GT4RS system. This upgrade delivers dyno-proven gains of +30 HP and +22.8 ft/lbs TQ across the RPM band pushing over 400 WHP while retaining catalysts and stock ECU. Experience GT4RS-level exhaust note with valves open via PSE mimicking the factory GT4RS setup.

Key Features

  • Power Gains: +30 HP and +22.8 ft/lbs TQ from 3700 RPM through 7500 RPM on dyno-tested PDK and manual transmissions
  • Weight Reduction: -20 lbs / -9 kg lighter than stock for improved handling and acceleration
  • Bolt-On Design: Direct replacement includes GT4RS over-axel pipes and valvetronic rear section no additional parts needed
  • Exotic Sound: GT4RS X-pipe amplifies 4.0L note to race-inspired volume tolerable on street turns heads on track
  • Premium Materials: T304L stainless steel or titanium with UK-imported Helical valves used in Ferrari McLaren Porsche GT3 cars

Product Notes

  • Retains stock catalysts and ECU tune with no fault codes or check engine light on USA models
  • Compatible with Daman Motorsport 4.5L engine builds select 70mm tips in carbon fiber satin black polished or brushed finishes
  • Fully tested on street and racetrack worldwide fits all 718 4.0L variants

Installation Notes

  • Professional installation recommended.
  • Bolt-on process requires no cutting welding or ECU flashing uses factory mounts
  • Stock tips cannot be reused due to flow restriction new 70mm tips included

This Part Fits

Year Make Model Submodel
2020-2024 Porsche 718 Cayman GT4 4.0L
2020-2024 Porsche 718 Cayman GTS 4.0L
2020-2024 Porsche 718 Boxster Spyder 4.0L
2020-2024 Porsche 718 Boxster GTS 4.0L

Why Choose Fabspeed?

  • 30+ years engineering Porsche air and water-cooled exhaust systems
  • In-house design and manufacturing by team owning 718 GT4 GT4RS Spyder
  • Lifetime Warranty on all performance products

Frequently Asked Questions

  • Q: Does this fit 2020+ 718 GT4 GTS Spyder with manual or PDK?
    A: Yes fully compatible with both manual and PDK transmissions worldwide 4.0L engines
  • Q: What materials and valves are used?
    A: T304L stainless or titanium with Helical UK valves proven in Porsche GT3 Ferrari McLaren no cheap alternatives
  • Q: Is professional installation required and does it trigger codes?
    A: Bolt-on install recommended professional no check engine light or codes on USA models retains stock ECU

Shipping & Handling

  • Method: UPS Ground or FedEx Ground
  • Availability: In stock - ships same or next business day
  • Packaging: Secure custom box 48x18x18 inches
  • Weight: 35 lbs shipped (product -20 lbs lighter than stock)

Request For Information

Have questions about Fabspeed 718 GT4 / GTS / Spyder 4.0liter engine to - GT4RS Conversion Package (2020+)? Fill out the form below and we'll get back to you by the next business day.
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