Description
Unleash the true sound of your Audi B9 S5 Sportback with the Integrated Engineering (iE) Cat-Back Exhaust System. Engineered for enthusiasts who demand aggressive tone without annoying cabin drone, this system delivers a raw, performance sound while maintaining comfortable daily driving. Featuring iE’s exclusive DroneTrap technology, it cancels drone frequencies without restricting exhaust flow, creating a deep and refined exhaust note.
Built from premium T304L stainless steel with hand TIG welds and reinforced construction, this exhaust system offers exceptional durability and long-lasting performance. The oversized 90mm quad slash-cut tips give your S5 Sportback a bold, motorsport-inspired appearance.
Key Features
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Aggressive, Performance Exhaust Tone
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DroneTrap Technology Eliminates Cabin Drone
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Quad 90mm Slash-Cut Tips for an Enhanced Look
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High-Flow Dual 2.5" Mandrel-Bent Piping
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T304L Stainless Steel Construction
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TIG-Welded Joints and Reinforced Hangers
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Direct Bolt-On Installation
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Emissions Compliant – No Check Engine Light
DroneTrap Technology – No Drone, All Sound
iE DroneTrap technology uses mathematically calibrated resonators that target and eliminate specific drone frequencies. The result is a clean, aggressive exhaust tone under throttle and a comfortable driving experience on the highway.
Performance Design
The free-flowing dual 2.5-inch mandrel-bent piping reduces exhaust restriction. This supports performance upgrades such as ECU tuning, high-flow downpipes, and larger turbo setups without creating pressure build-up.
Quad Slash-Cut 90mm Tips
This system includes four oversized 90mm stainless steel tips that fill the rear valance perfectly, giving the rear end a dominant, high-performance appearance.
Built to Last
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T304L stainless steel resists corrosion in all climates
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TIG-welded seams for precision and strength
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Multi-wall muffler prevents heat distortion
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Reinforced hangers improve stability
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Bridge piping reduces vibration
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Stretch clamps ensure leak-free sealing
Vehicle Fitment
This Integrated Engineering Cat-Back Exhaust fits:
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Audi S5 Sportback (B9) 2018–2023 3.0T
