Soul Performance Cat-Bypass Pipes for the Porsche 997.1 Carrera (2005–2008) are a high-flow exhaust upgrade that eliminates the restrictive factory catalytic converter section in favor of a straight-through design. By removing the mid-section cats, these pipes significantly reduce exhaust backpressure, leading to sharper throttle response, broader torque delivery, and a much more aggressive exhaust note. Made from thick-wall T304L stainless steel with precision TIG welds, this cat-bypass setup delivers a raw, race-inspired soundtrack that’s ideal for both street-driven performance cars and track-focused builds. Their bolt-on design keeps installation straightforward, making them a compelling choice for enthusiasts who want maximum flow and a visceral exhaust experience from the flat-six engine.
Designed for Porsche 997.1 Carrera / Carrera S (model years 2005–2008).
Direct-bolt-on replacement for the factory catalytic converter mid-section.
Works with both factory rear exhaust and most aftermarket systems.
Not emissions-legal for street use in many regions. Confirm local regulations.
Pair of cat-bypass pipes fabricated from heavy-wall T304L stainless steel.
Direct-fit mounting provisions for simple installation.
Material: Thick-wall T304L stainless steel for corrosion resistance and durability.
Pipe Diameter: 2.25″ OD straight-through design for maximized exhaust flow.
Flow: Unrestricted pathway replaces stock mid-section to reduce backpressure.
Weight Savings: Significant reduction vs. OEM cats due to elimination of catalytic converters.
Finish: Brushed stainless steel for a premium motorsport aesthetic.
Maximum exhaust flow for enhanced throttle response and torque delivery.
Aggressive sound profile with a raw, race-inspired tone.
Direct-bolt-on design makes installation straightforward without cutting or welding.
Durable stainless steel construction built to withstand street and track environments.
Ideal for performance builds and race application exhaust systems.
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