UNLIMITED WORKS 90mm FULL TITANIUM EXHAUST SYSTEM FOR LANCER EVOLUTION IV–VI
Original price was: ¥300,000.¥282,800Current price is: ¥282,800.

This can be shipped via economy air shipping to most parts of Asia, the US, and Europe. However, the territories cannot be covered with this shipping, we may request an additional shipping charge after the buyer places the order.
Description
ULTIMATE STRAIGHT-LINE LAYOUT – TRANSFORMING THE EVOLUTION LEGACY WITH RIGHT-SIDE EXIT CONFIGURATION.
The Unlimited 90mm Right-Exit Full Titanium Exhaust for the Lancer Evolution IV, V, and VI represents a radical reimagining of the exhaust layout for the iconic CT9A predecessor.
Relocating from the factory left-side exit to a right-side configuration enables the pursuit of the ultimate straight-through layout, delivering dramatic power and torque gains alongside extraordinary weight reduction. A competition-focused masterpiece for the discerning enthusiast.
Product Highlights
🔄 REVOLUTIONARY RIGHT-EXIT LAYOUT
Engineered to achieve the ultimate straight-through exhaust path by relocating from the factory left-side exit to an optimized right-side configuration. This fundamental redesign enables unrestricted flow characteristics impossible to achieve with the original layout.
🏗️ EXTRAORDINARY WEIGHT REDUCTION
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Factory Exhaust Weight: 18.0 kg
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Unlimited Titanium Weight: 4.7 kg
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Weight Savings: Approximately 13.3 kg reduction – an extraordinary 74% weight decrease
⚙️ MAXIMUM FLOW ARCHITECTURE
Meticulously engineered for unrestricted exhaust evacuation:
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Connection Section: 80mm at catalytic converter interface (optimized for compatibility with OEM and aftermarket components)
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Main Pipe: Full 90mm diameter throughout – including internal muffler passages
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Internal Design: Zero constriction inside muffler – completely straight-through
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Result: Dramatic improvements in both power and torque output
🎯 COMPETITION-SPEC VOLUME WITH 115mm PRESENCE
Commanding 115mm tailpipe diameter delivers aggressive visual impact. Volume is tuned for competition use – substantial output requiring appropriate silencing measures for road use.
Technical Specifications & Application
Key Details
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Product Name: 90mm Right-Exit Full Titanium Exhaust
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Vehicle Application: Mitsubishi Lancer Evolution IV, V, VI (CP9A)
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Main Pipe Diameter: 90mm (full, no restriction including muffler internals)
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Catalyst Connection Diameter: 80mm (optimized for compatibility)
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Tailpipe Diameter: 115mm
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Exit Configuration: Single, Right Side
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System Weight: 4.7 kg
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OEM Reference Weight: 18.0 kg
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Weight Reduction: Approximately 13.3 kg (74% reduction)
Material & Construction
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Primary Material: Ultra-high-quality Titanium
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Brackets & Hardware: Titanium construction throughout
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Fabrication: Masterful bending and welding by skilled artisans – a point of pride
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Pipe Design: Unrestricted 90mm straight-through (including muffler internals)
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Glass Wool: High-durability specification rated to 900°C for exceptional longevity
Fitment Profile
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Tailpipe Position: Does not protrude beyond vehicle bodywork
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Layout: Optimized right-side exit for maximum straight-line efficiency



⚠️Glass wool is a highly durable material. It can withstand temperatures up to 900 degrees, so it is characterized by very little deterioration over time. However, a lot of white smoke will be emitted initially. (This is harmless to humans.) Please drive in a safe place or run the engine empty to reduce the smoke before driving.
Additional information
| TYPE | For Lancer Evo 4 to 9, For Lancer Evo 10 |
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