Rear Diffusers

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168 products

BMW M5 G90 G99 Pre - Preg Carbon Fibre PR - 1 Rear Diffuser by TRE - AUTOID - Rear Diffusers - TRETRE BMW M5 G99 Touring & G61 5 Series Pre-Preg Carbon Fibre PR-1 Rear Spoiler by TRE  Rear Spoilers  AUTOID
Audi R8 4S Facelift Pre - Preg Carbon Fibre Rear Diffuser by TRE - AUTOID - Rear Diffusers - TREAudi R8 4S Facelift Pre - Preg Carbon Fibre Rear Diffuser by TRE - AUTOID - Rear Diffusers - TRE
BMW G80 G81 M3 & G82 G83 M4 Pre - Preg Carbon Fibre Diffuser Outline Trim by TRE (2021+) - AUTOID - Rear Diffusers - TREBMW G80 G81 M3 & G82 G83 M4 Pre - Preg Carbon Fibre Diffuser Outline Trim by TRE (2021+) - AUTOID - Rear Diffusers - TRE
M Performance Rear Diffuser for BMW M2 & M2 Competition (2015 - 2021, F87) - AUTOID - Rear Diffusers - BMW M PerformanceM Performance Rear Diffuser for BMW M2 & M2 Competition (2015 - 2021, F87) - AUTOID - Rear Diffusers - BMW M Performance
BMW G80 G81 M3 & G82 G83 M4 Pre - Preg Carbon Fibre Foam Crash Bar Cover by TRE (2021+) - AUTOID - Rear Diffusers - TREBMW G80 G81 M3 & G82 G83 M4 Pre - Preg Carbon Fibre Foam Crash Bar Cover by TRE (2021+) - AUTOID - Rear Diffusers - TRE
Gloss Black Competition Rear Diffuser for BMW M2 & M2 Competition (2015 - 2021, F87) - AUTOID - Rear Diffusers - EssentialsGloss Black Competition Rear Diffuser for BMW M2 & M2 Competition (2015 - 2021, F87) - AUTOID - Rear Diffusers - Essentials
TRE Pre - preg Carbon Fibre Competition Rear Diffuser for BMW M2 & M2 Competition (2015 - 2021, F87) - AUTOID - Rear Diffusers - TRETRE Pre - preg Carbon Fibre Competition Rear Diffuser for BMW M2 & M2 Competition (2015 - 2021, F87) - AUTOID - Rear Diffusers - TRE
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Hyundai i30N Pre - Facelift EVO - 1 Gloss Black Body Kit by ZAERO - AUTOID - Styling Kit - Zaero DesignHyundai i30 N Pre - Facelift EVO - 1 Gloss Black Rear Diffuser by ZAERO (2018 - 2020) - AUTOID - Rear Diffusers - Zaero Design
BMW M3 F80 & M4 F82 Pre - Preg Carbon Fibre Rear Diffuser Set by TRE (2014 - 2020) - AUTOID - Rear Diffusers - TREBMW M3 F80 & M4 F82 Pre - Preg Carbon Fibre Rear Diffuser Set by TRE (2014 - 2020) - AUTOID - Rear Diffusers - TRE
BMW X3M F97 Pre - LCI Carbon Fibre Body Kit by LYTE+ (2019 - 2021) - AUTOID - Styling Kit - LYTEBMW X3M F97 Carbon Fibre Rear Diffuser by LYTE+ (2019+) - AUTOID - Rear Diffusers - LYTE
Carbon Fibre Performance Rear Diffuser for BMW X3 M40i (2018 - 2020, G01 Pre - LCI) - AUTOID - Rear Diffusers - EssentialsCarbon Fibre Performance Rear Diffuser for BMW X3 M40i (2018 - 2020, G01 Pre - LCI) - AUTOID - Rear Diffusers - Essentials
BMW M5 G90 G99 Pre - Preg Carbon Fibre Performance Rear Diffuser by LYTE+ (2024+) - AUTOID - Rear Diffusers - LYTEBMW M5 G90 G99 Pre - Preg Carbon Fibre Performance Rear Diffuser by LYTE+ (2024+) - AUTOID - Rear Spoilers - LYTE
Toyota GR Supra A90 Mk5 Carbon Fibre Rear Diffuser by Adro (2019+) - AUTOID - Rear Diffusers - AdroToyota GR Supra A90 Mk5 Carbon Fibre Rear Diffuser by Adro (2019+) - AUTOID - Rear Diffusers - Adro
BMW 2 Series 220i 230i G42 Gloss Black Rear Diffuser (2021+) - AUTOID - Rear Diffusers - EssentialsBMW 2 Series 220i 230i G42 Gloss Black Rear Diffuser (2021+) - AUTOID - Rear Diffusers - Essentials
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BMW M3 G80 G81 & M4 G82 G83 Dry Carbon Fibre Rear Diffuser by Adro (2021+) - AUTOID - Rear Diffusers - AdroBMW M3 G80 G81 & M4 G82 G83 Dry Carbon Fibre Rear Diffuser by Adro (2021+) - AUTOID - Rear Diffusers - Adro
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Audi RS6 C8 & RS7 Carbon Fibre Rear Diffuser by Urban (2019+) - AUTOID - Rear Diffusers - Urban AutomotiveAudi RS6 C8 & RS7 Carbon Fibre Rear Diffuser by Urban (2019+) - AUTOID - Rear Diffusers - Urban Automotive
TRE Pre - preg Carbon Fibre Performance Rear Diffuser for BMW M5 (2017+, F90) - AUTOID - Rear Diffusers - TRETRE Pre - preg Carbon Fibre Performance Rear Diffuser for BMW M5 (2017+, F90) - AUTOID - Rear Diffusers - TRE
BMW M5 F90 Carbon Fibre Performance Rear Diffuser (2017+) - AUTOID - Rear Diffusers - EssentialsBMW M5 F90 Carbon Fibre Performance Rear Diffuser (2017+) - AUTOID - Rear Diffusers - Essentials
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Volkswagen Golf R Mk8 Carbon Fibre ID - 01 Rear Diffuser (2020+) - AUTOID - Rear Diffusers - EssentialsVolkswagen Golf R Mk8 Carbon Fibre ID - 01 Rear Diffuser (2020+) - AUTOID - Rear Diffusers - Essentials
BMW M2 & M2 Competition F87 Carbon Fibre Rear Diffuser by Adro (2018 - 2021) - AUTOID - Rear Diffusers - AdroBMW M2 & M2 Competition F87 Carbon Fibre Rear Diffuser by Adro (2018 - 2021) - AUTOID - Rear Diffusers - Adro
BMW 3 Series M340i G20 LCI Carbon Fibre Rear Winglets by Adro (2022+) - AUTOID - Rear Diffusers - AdroBMW 3 Series M340i G20 LCI Carbon Fibre Rear Winglets by Adro (2022+) - AUTOID - Rear Diffusers - Adro
Discount BoostWhilst Stocks LastSave 15%
BMW 3 Series M340i G20 (Pre - LCI) Carbon Fibre Rear Diffuser by Adro (2018 - 2022) - AUTOID - Rear Diffusers - AdroBMW 3 Series M340i G20 (Pre - LCI) Carbon Fibre Rear Diffuser by Adro (2018 - 2022) - AUTOID - Rear Diffusers - Adro
Discount BoostWhilst Stocks LastSave 15%
Zaero Design BMW M3 G81 Touring Gloss Black Body Kit by ZAERO  Styling Kit  AUTOID  ZAERO DESIGN GLOSS BLACK BODY KIT FOR BMW G80 G81 G83 M3 M4
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BMW M3 E92 Carbon Fibre Rear Diffuser by Adro - AUTOID - Rear Diffusers - AdroBMW M3 E92 Carbon Fibre Rear Diffuser by Adro - AUTOID - Rear Diffusers - Adro

Enhance the rear-end aerodynamics and styling of your vehicle with AUTOID’s rear diffusers, engineered for a perfect blend of performance and visual impact. From subtle OEM+ designs to aggressive carbon fibre options, each diffuser is crafted to complement your car’s lines while improving airflow management.

Built with high-quality materials and precision fitment, our rear diffusers deliver durability, long-term finish quality, and seamless integration with existing bumpers and exhaust setups. Ideal for enthusiasts refining both daily drivability and track-inspired aesthetics, these diffusers provide a clean, purposeful upgrade.

AUTOID rear diffusers pair perfectly with rear boot lids, spoilers, and exhaust tips, offering a cohesive rear-end styling solution for performance-focused builds.