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SKU: POR.981GT4.GT450PKGCF
Porsche 981 Cayman GT4 Fabspeed GT450 Race Performance Package (2015-2016)
Fabspeed GT450 Race Performance Package delivers over 400 horsepower to the wheels for 2015-2016 Porsche 981 Cayman GT4 and Boxster Spyder models. This bolt-on upgrade includes exhaust system race headers IPD plenum air filters and Xpertune tuner for immediate power gains without engine swaps or downtime. Outperform 911 Carrera GTS levels right after installation with dyno-proven results from Fabspeed tuning experts.
Key Features
- Power Gains: Adds 53 whp at 6400 RPM and over 65 ft/lbs torque at 3600 RPM across the rev range for track dominating acceleration
- Complete Package: Includes Valvetronic Exhaust System Race Headers IPD Competition Plenum BMC F1 Air Filters and Xpertune GT450 Tuner for full sound and power upgrade
- Bolt-On Installation: All components install easily with no cutting or welding required ready to run the next day
- Exhaust Options: Select matte carbon fiber tips or single wall stainless tips for racecar appearance
- Tuner Control: Xpertune provides simple flashing documentation for GT450 map upload to your ECU
Product Notes
- Strictly for closed track events and off-road use removes OEM catalytic converters and triggers check engine lights
- After initial heat cycle tighten all exhaust bolts to OEM torque specs for proper header seal
- Fabspeed Xpertune does not eliminate check engine lights
Installation Notes
- Professional installation recommended.
- Bolt-on design uses factory mounting points no modifications needed
- Compatible with stock hardware includes all necessary gaskets and fasteners
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2015-2016 | Porsche | Cayman | GT4 |
| 2016 | Porsche | Boxster | Spyder |
Why Choose Fabspeed?
- Proven Porsche tuning leader with dyno results over 400 whp witnessed by Porsche Club of America
- Lifetime Warranty backs all performance products for long-term reliability
- Precision engineered components extract maximum power from 981 GT4 and Spyder platforms
Frequently Asked Questions
-
Q: Does this fit both Cayman GT4 and Boxster Spyder?
A: Yes fits all 2015-2016 Porsche 981 Cayman GT4 and 2016 Boxster Spyder models directly -
Q: What exhaust tip materials are available?
A: Choose real matte carbon fiber tips or single wall stainless steel tips manufactured in-house -
Q: What warranty coverage applies?
A: All Fabspeed parts carry Lifetime Warranty includes documentation for tuner use
Shipping & Handling
- Method: UPS Ground or FedEx free to lower 48 states
- Availability: In stock - ships same or next business day
- Packaging: Securely boxed components with protective padding
- Weight: Approximately 65 lbs total package
Fabspeed
Fabspeed Motorsport is a Pennsylvania-based performance parts manufacturer that specializes in exhaust systems, sport catalytic converters, headers, downpipes, intake systems, and carbon fiber components engineered specifically for exotic and high-performance European sports cars including Porsche, Ferrari, Lamborghini, McLaren, BMW M, and Audi R8. Every Fabspeed product is TIG-welded from aerospace-grade stainless steel or titanium in the USA, dyno-tested for measurable power and sound improvement, and designed as a direct bolt-on replacement that preserves the factory catalytic converter monitoring system or provides an explicit sport cat solution for emissions-compliant upgrades. Exotic car owners who have already maximized software and cosmetic modifications choose Fabspeed exhaust systems because the brand's specialty focus on a narrow range of platforms produces fit quality and sound character that universal exhaust manufacturers cannot achieve. The brand's XperTune ECU calibr...
View Fabspeed Products
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