Rear Carbon Fibre Upgrades

Rear upgrades are one of the most impactful ways to enhance the look and performance intent of your vehicle. Whether you’re refining the rear profile, adding carbon fibre aero, or completing a full exterior transformation, high‑quality rear components help balance your car’s stance and visual presence.

At AUTOID, we offer a comprehensive range of rear upgrades and exterior styling parts, including diffusers, spoilers, trims and accessories developed for precise vehicle‑specific fitment. These parts are engineered to integrate seamlessly with factory body lines and complement other exterior enhancements such as front splitters and side skirts.

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373 products

TRE Pre - Preg Carbon Fibre Performance Rear Spoiler for Toyota Supra (2019+, J29) - AUTOID - Rear Spoilers - TRETRE Pre - Preg Carbon Fibre Performance Rear Spoiler for Toyota Supra (2019+, J29) - AUTOID - Rear Spoilers - TRE
VW Golf GTI Mk8 EVO - 1 Gloss Black Rear Diffuser by ZAERO (2020+) - AUTOID - Rear Diffusers - Zaero DesignVW Golf GTI Mk8 EVO - 1 Gloss Black Rear Diffuser by ZAERO (2020+) - AUTOID - Rear Diffusers - Zaero Design
BMW 1 Series, M135i & M140i F20 F21 Carbon Fibre Performance Rear Spoiler (2011 - 2019) - AUTOID - Rear Spoilers - EssentialsBMW 1 Series, M135i & M140i F20 F21 Carbon Fibre Performance Rear Spoiler (2011 - 2019) - AUTOID - Rear Spoilers - Essentials
Whilst Stocks Last
BMW M2 G87 Pre - Preg Carbon Fibre Performance Rear Diffuser by TRE (2023+) - AUTOID - Rear Diffusers - TREBMW M2 G87 Pre - Preg Carbon Fibre Performance Rear Diffuser by TRE (2023+) - AUTOID - Rear Diffusers - TRE
Staff Favourite
BMW M2 G87, 2 Series & M240i G42 TR87 Pre - Preg Carbon Fibre Rear Wing by TRE (2022+) - AUTOID - Rear Wings - TREBMW M2 G87, 2 Series & M240i G42 TR87 Pre - Preg Carbon Fibre Rear Wing by TRE (2022+) - AUTOID - Rear Wings - TRE
Carbon Fibre Performance Rear Diffuser for BMW M3 & M4 (2014 - 2019 F80 F82 F83) - AUTOID - Rear Diffusers - EssentialsCarbon Fibre Performance Rear Diffuser for BMW M3 & M4 (2014 - 2019 F80 F82 F83) - AUTOID - Rear Diffusers - Essentials
BMW G80 G81 M3 & G82 G83 M4 Pre - Preg Carbon Fibre OEM Style Rear Diffuser by TRE (2021+) - AUTOID - Rear Diffusers - TREBMW G80 G81 M3 & G82 G83 M4 Pre - Preg Carbon Fibre OEM Style Rear Diffuser by TRE (2021+) - AUTOID - Rear Diffusers - TRE
VW Golf R Mk7.5 EVO - 1 Gloss Black Rear Diffuser by ZAERO (2017 - 2020) - AUTOID - Rear Diffusers - Zaero DesignVW Golf R Mk7.5 EVO - 1 Gloss Black Rear Diffuser by ZAERO (2017 - 2020) - AUTOID - Rear Diffusers - Zaero Design
BMW 1 Series F20 F21 EVO - 1 Gloss Black Rear Spoiler Lip by ZAERO (2011 - 2019) - AUTOID - Rear Spoilers - Zaero DesignBMW 1 Series F20 F21 EVO - 1 Gloss Black Rear Spoiler Lip by ZAERO (2011 - 2019) - AUTOID - Rear Spoilers - Zaero Design
Carbon Fibre Performance Rear Diffuser for BMW M235i & M240i (2014 - 2020, F22 F23) - AUTOID - Rear Diffusers - EssentialsCarbon Fibre Performance Rear Diffuser for BMW M235i & M240i (2014 - 2020, F22 F23) - AUTOID - Rear Diffusers - Essentials
New Arrival
BMW M2 G87 EVO - S Gloss Black Rear Spoiler Lip by ZAERO (2023+) - AUTOID - Rear Spoilers - Zaero DesignBMW M2 G87 EVO - S Gloss Black Rear Spoiler Lip by ZAERO (2023+) - AUTOID - Rear Spoilers - Zaero Design
Exclusive
BMW M240i G42 ID - 01 Carbon Fibre Rear Diffuser by TRE (2021+) - AUTOID - Rear Diffusers - TREBMW M240i G42 ID - 01 Carbon Fibre Rear Diffuser by TRE (2021+) - AUTOID - Rear Diffusers - TRE
Carbon Fibre Performance Rear Diffuser for BMW M140i/M135i LCI (2015 - 2019) - AUTOID - Rear Diffusers - EssentialsCarbon Fibre Performance Rear Diffuser for BMW M140i/M135i LCI (2015 - 2019) - AUTOID - Rear Diffusers - Essentials
Whilst Stocks Last
Audi R8 4S Pre - Preg Carbon Fibre Rear Wing by TRE - AUTOID - Rear Wings - TREAudi R8 4S Pre - Preg Carbon Fibre Rear Wing by TRE - AUTOID - Rear Wings - TRE
New Arrival
BMW M2 G87 EVO - S Gloss Black Rear Diffuser by ZAERO (2023+) - AUTOID - Rear Diffusers - Zaero DesignBMW M2 G87 EVO - S Gloss Black Rear Diffuser by ZAERO (2023+) - AUTOID - Rear Diffusers - Zaero Design
BMW M2 & M2 Competition Pre - preg Carbon Fibre Rear Diffuser by TRE (2015 - 2021) - AUTOID - Rear Diffusers - TREBMW M2 & M2 Competition Pre - preg Carbon Fibre Rear Diffuser by TRE (2015 - 2021) - AUTOID - Rear Diffusers - TRE
BMW M3 G80 & BMW 3 Series G20 Pre - Preg Carbon Fibre Ducktail Rear Spoiler by TRE (2018+) - AUTOID - Rear Spoilers - TREBMW M3 G80 & BMW 3 Series G20 Pre - Preg Carbon Fibre Ducktail Rear Spoiler by TRE (2018+) - AUTOID - Rear Spoilers - TRE
BMW M3 G80 & BMW 3 Series G20 Pre - Preg Carbon Fibre CS Rear Spoiler by TRE (2018+) - AUTOID - Rear Spoilers - TREBMW M3 G80 & BMW 3 Series G20 Pre - Preg Carbon Fibre CS Rear Spoiler by TRE (2018+) - AUTOID - Rear Spoilers - TRE
Customer Favourite
BMW M2 G87 Pre - Preg Carbon Fibre TR87 Rear Diffuser by TRE (2023+) - AUTOID - Rear Diffusers - TREBMW M2 G87 Pre - Preg Carbon Fibre TR87 Rear Diffuser by TRE (2023+) - AUTOID - Rear Diffusers - TRE
Staff Favourite
BMW M3 G80 & 3 Series G20 Pre - preg Carbon Fibre PR - 1 Rear Spoiler by TRE (2018+) - AUTOID - Rear Spoilers - TREBMW M3 G80 & 3 Series G20 Pre - preg Carbon Fibre PR - 1 Rear Spoiler by TRE (2018+) - AUTOID - Rear Spoilers - TRE
Whilst Stocks Last
BMW 2 Series 220i & M240i G42 Pre - preg Carbon Fibre Rear Diffuser by TRE (2021+) - AUTOID - Rear Diffusers - TREBMW 2 Series 220i & M240i G42 Pre - preg Carbon Fibre Rear Diffuser by TRE (2021+) - AUTOID - Rear Diffusers - TRE
Whilst Stocks Last
BMW 1 Series M Sport F40 Single Exit (116i 116d 118i 118d) EVO - 1 Gloss Black Rear Diffuser by ZAERO (2019+) - AUTOID - Rear Diffusers - Zaero DesignBMW 1 Series M Sport F40 Single Exit (116i 116d 118i 118d) EVO - 1 Gloss Black Rear Diffuser by ZAERO (2019+) - AUTOID - Rear Diffusers - Zaero Design
VW Golf R Mk8 & Mk8.5 EVO - 1 Gloss Black Rear Diffuser by ZAERO (2020+) - AUTOID - Rear Diffusers - Zaero DesignVW Golf R Mk8 EVO - 1 Gloss Black Rear Diffuser by ZAERO (2020+) - AUTOID - Rear Diffusers - Zaero Design
New Arrival
VW Golf GTI Clubsport Mk8 EVO - 1 Gloss Black Rear Diffuser by ZAERO (2020+) - AUTOID - Rear Diffusers - Zaero DesignVW Golf GTI Clubsport Mk8 EVO - 1 Gloss Black Rear Diffuser by ZAERO (2020+) - AUTOID - Rear Diffusers - Zaero Design

Rear upgrades are one of the most impactful ways to enhance the look and performance intent of your vehicle. Whether you’re refining the rear profile, adding carbon fibre aero, or completing a full exterior transformation, high‑quality rear components help balance your car’s stance and visual presence.

At AUTOID, we offer a comprehensive range of rear upgrades and exterior styling parts, including diffusers, spoilers, trims and accessories developed for precise vehicle‑specific fitment. These parts are engineered to integrate seamlessly with factory body lines and complement other exterior enhancements such as front splitters and side skirts.

What You’ll Find in This Collection

  • Rear Diffusers – carbon fibre and gloss black performance diffusers

  • Rear Spoilers & Wings – enhanced downforce and visual aggression

  • Rear Trims & Accents – detailed finishing pieces for exterior refinement

  • Rear Bumper Enhancements – subtle upgrades and supporting aero

Rear upgrades play both aesthetic and functional roles. Diffusers help manage airflow at the back of the car, while spoilers and wings refine high‑speed stability and visual stance. Combined with other aero components, they complete a balanced exterior look that’s both purposeful and performance‑inspired.

Whether you’re building a sleek daily driver, a weekend performance car or a show‑stopping build, these rear components deliver dramatic visual impact and precise fitment. Each part is selected for quality of material, finish and engineering to ensure durability and style.

As an official UK supplier, AUTOID provides expert guidance, accurate fitment information and secure delivery across the UK. Flexible finance options are available to make high‑quality upgrades more accessible.

Explore the full range below to find the perfect rear upgrades for your vehicle.