Porsche Cayman GT4
Cayman GT4 performance parts
Exhaust, aero, suspension, brakes and wheels for every Cayman GT4 generation, engineered and track-tested by Dundon Motorsports. Pick yours to see the parts that fit.
- Engineered & tested in-house
- Track-proven performance
- Model-specific fitment guidance
- Dundon 30-day guarantee

Choose your Cayman GT4
About the Cayman GT4
Porsche GT4: Unleashing the Beast with Dundon Motorsports
At Dundon Motorsports, we are passionate about pushing the limits of performance. Our focus is on the Porsche GT4, a legendary sports car that represents the pinnacle of track-oriented driving. We offer a range of performance upgrades meticulously crafted to enhance the power, handling, and overall performance of your Porsche GT4, transforming it from a beast into a titan.
Porsche Boxster/Cayman is a unique blend of performance and luxury. It's a vehicle that seamlessly combines the raw power and precision of a track-ready sports car with the elegance and sophistication of a grand tourer. Our range of performance upgrades is designed to enhance every aspect of your Boxster/Cayman experience, making each moment behind the wheel more exhilarating than the last.

Welcome to Dundon Motorsports
Porsche 718 GT4: Unleashing the Beast with Dundon Motorsports
The Porsche 718 GT4 is a marvel of engineering, a car that combines raw power, precision handling, and a luxurious driving experience. But at Dundon Motorsports, we believe there's always room for improvement. Our range of performance upgrades is designed to take your 718 GT4 to the next level, enhancing its power, handling, and overall performance.
Our team of engineers and factory-trained Porsche technicians have developed a range of upgrades specifically for the 718 GT4. From exhaust systems to aerodynamics, ECU tuning to suspension components, each product is meticulously crafted to enhance every aspect of your 718 GT4 experience. These upgrades are not just about increasing power; they're about refining the driving experience, making each moment behind the wheel more exhilarating than the last.
Porsche 981 GT4: Elevating Performance with Dundon Motorsports
The Porsche 981 GT4 is a high-performance machine that commands respect on both the road and the racetrack. It boasts a 3.8-liter flat-six engine capable of generating an impressive 385 horsepower, coupled with a six-speed manual transmission. This beast of a machine showcases its prowess with a top speed of 183 mph and an acceleration from 0 to 60 mph in just 4.4 seconds.
At Dundon Motorsports, we provide a range of upgrades, including exhaust systems, aerodynamics, ECU tuning, and suspension components, to further enhance the performance and driving dynamics of the 981 GT4. Our performance upgrades are meticulously crafted to maximize performance and improve every aspect of your driving experience.
Our product range
Our products are meticulously crafted to enhance every aspect of your Porsche GT4 experience. From exhaust systems that amplify the car's distinctive roar to intake kits that optimize airflow, suspension components that enhance handling, and engine tuning that unlocks hidden horsepower, we provide the highest caliber parts on the market. Our commitment to quality and performance is unwavering, and we stand behind our products with a 30-day love it guarantee.
But we offer more than just parts. We offer a partnership. When you choose Dundon Motorsports, you're joining a community of Porsche enthusiasts who demand the best from their vehicles and themselves. We're here to support you every step of the way, from choosing the right upgrades to installing them and beyond. So, whether you're hitting the track or cruising the open road, let Dundon Motorsports help you unleash the beast within your Porsche GT4.
EXPERT FITMENT HELP
Build the Cayman GT4 around the way you actually drive.
Not sure whether to start with exhaust, aero, suspension, brakes, wheels or a full track-day setup? A Dundon specialist can help match the upgrade path to your car, tracks, sound limits and goals.
- Goal-based setup Street, HPDE, time trial, sound-limited circuits or mixed-use builds.
- System fitment Exhaust, aero, suspension, brake, wheel and tire choices checked together.
- Confidence before checkout A clearer Cayman GT4 upgrade path before committing to premium parts.

