Transform the character of your McLaren 570S, 540C, or 620R with the STRATEC™ T304 Valved Cat-Back Exhaust, a precision-engineered upgrade built for drivers who demand sharper response, richer tone, and motorsport-grade craftsmanship.
Constructed from thick-wall T304 stainless steel and built around a full 3.0" free-flow design, this system delivers improved turbo response, reduced backpressure, and a deeper, more aggressive exhaust presence compared to OEM. STRATEC™ V-band engineering, OEM valve integration, and signature TIG welds ensure performance that matches the exotic nature of your McLaren.
Sound & Acoustic Control
Valves Closed – Smooth & Controlled
Refined tone with reduced harshness, ideal for daily driving. Maintains OEM-style comfort with a deeper, more polished exhaust character typical of premium stainless steel systems.
Valves Open – Aggressive Motorsport Tone
With valves open, the STRATEC™ system comes alive:
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deep, resonant exhaust note
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aggressive shift cracks
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strong overrun pops
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richer, fuller tone vs titanium setups
T304 stainless emphasizes low-to-mid frequency depth, producing a powerful supercar sound without unwanted rasp.
Performance Engineering
3.0" Mandrel-Bent Stainless Tubing
Unrestricted flow provides:
Stainless Steel X-Pipe Design
STRATEC™ cross-flow optimization enhances:
Durability & Heat Resistance
T304 stainless steel delivers:
Precision TIG Welds
Each system is hand-finished with motorsport-grade TIG welds for maximum structural integrity.
OEM-Style Valve Integration
Direct reuse of factory valve motors for proper functionality and seamless drive-mode control.
100% Reversible Installation
No cutting or permanent modification required.
Fitment
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2015–2021 McLaren 570S
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2015–2021 McLaren 540C
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2018–2022 McLaren 620R
