SOUL PERFORMANCE SPORT CATALYST OVER AXLE PIPES FOR 982 PORSCHE 718 GT4 RS / SPYDER RS [POR.718GT4RS.SOP]
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SOUL Performance Sport Cats Over Axle Pipes for 982 Porsche 718 GT4 RS / Spyder RS
The SOUL Performance 982 GT4 RS sport cats are a modular Over Axle Pipe solution using high-flow catalysts to deliver measurable sound and performance gains for the Porsche 718 GT4 RS and Spyder RS. The design replaces the empty particulate-filter section in the factory components with a monitored catalyst, addressing emissions-related concerns while unlocking real gains. When paired with SOUL Performance Competition Headers, the 982 GT4 RS sport cats deliver a substantial increase in output and exhaust character. Every set ships with a standard heat management solution to manage the additional heat produced by the catalyst core.
Development
- To provide the most effective and efficient performance solution for the GT4 RS, SOUL Performance chose not to offer a catted header replacement and instead developed the 982 GT4 RS sport cats as a modular Over Axle Pipe with an integrated catalyst. As a standalone upgrade, it uses high-flow catalysts to deliver tangible sound and performance gains by replacing the empty particulate-filter section in the factory components. Paired with SOUL Performance Competition Headers, the system delivers a substantial increase in output and exhaust character..
Construction
- Each set is assembled in-house in the USA using mandrel-bent, thick-wall 0.065-inch T304L stainless steel. Back-purged TIG welding with ARCAL Prime argon gas promotes proper weld penetration and long-term durability. Water-jet-cut flanges are produced to ISO 9001:2015 standards with +/- 0.003-inch tolerances for exceptional precision. Thick-gauge aluminum fixtures act as heat sinks during welding to prevent warping and help ensure consistent, accurate fitment.
Bolt-On and Go
- Every set of SOUL Performance 982 GT4 RS sport cats is rigorously quality-checked, test-fit in a dedicated fixture to confirm proper fitment, then foam-packed to help ensure it arrives in perfect condition. New high-grade installation hardware is included.
Features
- High-flow catalysts replace the factory equipment
- Modular Over Axle Pipe solution built specifically for the GT4 RS platform
- Standard heat management solution for catalyst core heat
- Substantial output and character gains when paired with SOUL Competition Headers
- Mandrel-bent 0.065-inch T304L stainless steel, built in-house in the USA
- Back-purged TIG welds with ARCAL Prime argon gas
- ISO 9001:2015 water-jet flanges (+/- 0.003-inch tolerance) for precise fitment
- Fixture test-fit, foam-packed, includes new high-grade hardware
- Backed by SOUL Performance lifetime warranty
Applications
- Porsche 718 Cayman GT4 RS: 982C | 2022-2025 | MA2.75-4.0L F6
- Porsche 718 Spyder RS: 982 | 2024-2025 | MA2.75-4.0L F6
Notes
- Professional installation is recommended
Frequently Asked Questions
- What are the SOUL Performance 982 GT4 RS sport cats? The SOUL Performance 982 GT4 RS sport cats are a modular Over Axle Pipe solution using high-flow catalysts, built for the Porsche 718 GT4 RS and Spyder RS. They replace the empty particulate-filter section in the factory components while retaining a monitored catalyst for emissions compliance.
- How do these pair with SOUL Competition Headers? When combined with SOUL Performance Competition Headers, the 982 GT4 RS sport cats deliver a substantial increase in output and exhaust character beyond what either component achieves on its own.
- Which 982 models does this fit? The SOUL Performance 982 GT4 RS sport cats fit the Porsche 718 Cayman GT4 RS (2022-2025) and 718 Spyder RS (2024-2025), as listed in the Applications section above.
- Is an ECU tune required? A tune is not required to fit the 982 GT4 RS sport cats. Many owners add a tune to maximize the gains.
- Is professional installation recommended? Yes. We recommend installing the Sport Cats Over Axle Pipes through a qualified technician to ensure correct fitment and a proper seal.
About SOUL Performance
SOUL Performance Products was founded by a group of automotive enthusiasts with deep industry experience and a commitment to doing right by their customers. Their mission is to deliver outstanding performance parts at fair pricing, backed by quality service and one of the best warranties in the industry. SOUL develops high-performance exhaust systems and components engineered for exceptional sound and proven performance, with products ready to ship quickly worldwide. Operating out of a dedicated facility in Willow Grove, Pennsylvania, SOUL combines hands-on research, engineering, and manufacturing expertise to create parts that meet and exceed the demands of serious enthusiasts.
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We want you to feel confident before making your purchase. Here are a few important details to help you better understand this product and how it fits into your space.
- Please review the product dimensions carefully to ensure the right fit for your space
- Color may vary slightly due to lighting and screen settings
- Materials and finishes are selected for both durability and visual appeal
- Some items may require simple assembly upon delivery
- Perfect for both everyday use and long-term comfort
If you have any questions about this product, feel free to reach out to our support team. We're here to help you make the right choice.
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Product Size Guide
Please refer to the general size reference below to better understand how this product may fit into your space. Dimensions may vary slightly depending on the design and materials.
| Category | Small | Medium | Large |
|---|---|---|---|
| Decor & Accessories | Up to 10″ | 10″ – 20″ | 20″+ |
| Tables | Up to 30″ | 30″ – 60″ | 60″+ |
| Seating | 1 Seater | 2–3 Seater | 4+ Seater |
| Storage Units | Compact | Standard | Large Capacity |
| Lighting | Small Fixture | Standard Fixture | Large Fixture |
Note: For exact product dimensions, please refer to the specifications section above. This guide is intended as a general reference only.



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