Overview
This catless downpipe replaces the restrictive factory downpipe assembly on compatible BMW F8X models powered by the S55 engine. It is designed to suit applicable OPF-equipped vehicles and includes a heat shield for additional underbonnet protection.
This product does not contain a catalytic converter and is intended for off-road, track or motorsport use only. It is not intended for use on public roads.
Why Upgrade?
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Significantly improved exhaust flow compared with the factory downpipe
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Reduced restriction and improved turbo response
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More aggressive exhaust note
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SS304 stainless-steel construction
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Heat shield included for underbonnet protection
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Designed to suit applicable OPF-equipped S55 models
Engineering Focus
Manufactured from SS304 stainless steel with an OEM-style flange fitment and an included heat shield. The catless design removes the restriction created by the factory catalytic and emissions-control components.
Installation may produce a check-engine light and could require supporting ECU calibration. Customers should consult a qualified performance workshop before installation.
Fitment
Compatible with selected:
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BMW M3 F80 — 3.0L S55 twin-turbo
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BMW M4 F82/F83 — 3.0L S55 twin-turbo
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BMW M2 Competition F87 — 3.0L S55 twin-turbo
Fitment can vary according to model year, market and emissions configuration. Send us your registration or VIN before ordering and we’ll confirm compatibility.
What’s Included
Specifications
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Material: SS304 stainless steel
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Configuration: Catless
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Feature: Heat shield included
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Engine: S55 3.0L twin-turbo
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Fitment: OEM-style flange replacement
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Intended use: Off-road, track or motorsport applications only
Important Compliance Notice
This product removes or replaces factory emissions-control equipment and does not contain a catalytic converter. It is not represented as ADR compliant or legal for use on public roads. Regulations differ between states and territories, and the purchaser is responsible for confirming the requirements applicable to their vehicle and intended use.