Description
Give your 2025+ C8 ZR1 a bold new voice with the Fabspeed Megaphone Cat-Back Exhaust System. Engineered to amplify performance by reducing backpressure and weight, sharpen throttle response, and deliver a true motorsport sound character. With a signature megaphone, stepped design, and full stainless steel construction, it brings both visual and audible intensity to match the LT7 powerplant. Bolt it on and feel the difference across the rev range.
Fitment Notes
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Fits 2025+ Chevrolet Corvette C8 ZR1, both coupe and convertible models.
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Uses factory exhaust mounting points — no cutting or welding required.
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Retains factory quad “floating” tailpipe tips; also supports upgrade to carbon fiber or titanium tip options.
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Comes with electronic valve simulators to prevent check engine light (for valve systems) so it works with OEM exhaust valve logic.
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50-state emissions legal, maintaining compliance in U.S. and ROW markets.
Included
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Full stainless steel megaphone cat-back exhaust
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Mounting hardware, gaskets, and clamps
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Electronic valve simulators (to avoid CEL)
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Installation instructions
Product Specs
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Power gain: +44 HP, +68 lb-ft torque (per Fabspeed)
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Sound levels: ~122.8 dB (with stock sport cats) / up to ~127.7 dB with sport cat upgrade
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Weight savings: –39 lbs compared to OEM muffler section
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Pipe dimensions: 3″ (76 mm) inlet, steps to 5″ (127 mm) then reduces to 3.5″ (90 mm) tips
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Material: T304 stainless steel, with T321 flexible bellows section
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Insulation: ceramic fiber wrapped and insulated for high temperature resistance (rated to 2,000°F / 1,094°C)
Product Features
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Megaphone-stepped design — reduces backpressure and improves exhaust gas velocity
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Aggressive sound tuning — transforms the OEM quiet note into a deep, race-bred tone across the RPM range
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Valve simulator integration — retains OEM valve control logic, preventing fault codes
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Weight reduction — sheds almost 40 lbs from the rear exhaust section
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Bolt-on with no modifications — designed for direct installation with factory mounts
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Emissions & warranty compliant — 50-state legal and compatible with factory Corvette warranty
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