Description
The SOUL Competition Headers for the 997 GT3/GT3 RS replace the restrictive stock exhaust manifolds with a bespoke, high-flow, long‑tube header system designed for maximum performance. With CNC‑machined billet flanges, a precision CNC merge collector, and mandrel‑bent stainless runners, these headers deliver improved exhaust flow, sharper throttle response, and a raw, race‑inspired exhaust tone — perfect for track days or serious performance builds. They unlock the full potential of the Mezger flat‑six engine, giving you a purer, more aggressive soundtrack and better exhaust efficiency under load.
Fitment Notes
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Compatible with Porsche 997 GT3 / GT3 RS (all 997‑generation GT3 variants).
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Direct bolt-on replacement for factory headers — uses OEM exhaust ports and fits stock manifolds’ mounting geometry.
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Intended primarily for track or competition use; may trigger a check‑engine light without proper ECU tuning due to removal of catalytic converters.
Included
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Full set of stainless‑steel long‑tube headers with mandrel‑bent runners and billet‑CNC head flanges.
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Precision CNC‑machined merge collector engineered for optimal flow and durability under high thermal and pressure loads.
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All necessary hardware for installation (gaskets, flanges, mounting hardware) for a complete header swap.
Product Specs
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Material: Thick‑wall T304L stainless steel with mandrel‑bent tubing.
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Collector: CNC‑machined billet stainless collector to optimize flow and exhaust scavenging.
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Construction: Back‑purged TIG‑welded joints to ensure structural integrity and longevity under repeated track use.
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Application: 997 GT3 / GT3 RS engines — designed to maximize flow, tone, and performance on these high‑revving flat‑six motors.
Product Features
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Significantly Improved Exhaust Flow & Scavenging — Long‑tube runner design and optimized collector reduce back‑pressure, improving exhaust gas evacuation and enabling the engine to breathe more freely under stress.
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Sharper Throttle Response & Power Potential — Freed-up exhaust flow improves throttle response and supports higher power potential, especially when combined with supporting modifications (intake, tune, exhaust).
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Aggressive, Race‑Inspired Exhaust Tone — With stock mufflers out of the equation, the 997’s naturally high‑revving flat‑six produces a raw, unmistakable tone suited for track or enthusiast driving.
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Durable, Track‑Ready Construction — CNC flanges, TIG‑welded stainless steel, and robust merge collector design ensure reliability under repeated hard use, heat, and stress.
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OEM‑Port Compatibility & Bolt‑On Install — Designed to match factory cylinder head exhaust ports precisely, enabling relatively straightforward installation for experienced shops or DIY with proper tools.
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Foundation for Further Modifications — These headers serve as a strong base for further performance upgrades — upgraded exhaust systems, tuning, track setup — maximizing return on future mods.
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