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.
Rear Carbon Fibre Upgrades
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3DDesign Carbon Fibre Rear Spoiler for BMW 4 Series (2020+, G22) 3DDesign Carbon Fibre Rear Spoiler for BMW 4 Series (2020+, G22)
3DDesign Carbon Fibre Rear Spoiler for BMW 4 Series (2020+, G22)
£958Sale price £958 Regular price -
3DDesign Rear Spoiler for BMW X5 (2019+, G05) 3DDesign Rear Spoiler for BMW X5 (2019+, G05)
3DDesign Rear Spoiler for BMW X5 (2019+, G05)
£758Sale price £758 Regular price -
3DDesign Carbon Fibre Rear Diffuser for BMW 8 Series (2019+, G14 G15) 3DDesign Carbon Fibre Rear Diffuser for BMW 8 Series (2019+, G14 G15)
3DDesign Carbon Fibre Rear Diffuser for BMW 8 Series (2019+, G14 G15)
£2,966Sale price £2,966 Regular price -
3DDesign Carbon Fibre Rear Diffuser for BMW M8 (2019+, F91 F92 F93) 3DDesign Carbon Fibre Rear Diffuser for BMW M8 (2019+, F91 F92 F93)
3DDesign Carbon Fibre Rear Diffuser for BMW M8 (2019+, F91 F92 F93)
£3,408Sale price £3,408 Regular price -
3DDesign Carbon Fibre Rear Spoiler for BMW 8 Series & M8 (2019+, G16 F93) 3DDesign Carbon Fibre Rear Spoiler for BMW 8 Series & M8 (2019+, G16 F93)
3DDesign Carbon Fibre Rear Spoiler for BMW 8 Series & M8 (2019+, G16 F93)
£1,366Sale price £1,366 Regular price -
3DDesign Carbon Fibre Trunk Spoiler for BMW 2 Series & M235i (2020-2024, F44) 3DDesign Carbon Fibre Trunk Spoiler for BMW 2 Series & M235i (2020-2024, F44)
3DDesign Carbon Fibre Trunk Spoiler for BMW 2 Series & M235i (2020-2024, F44)
£974Sale price £974 Regular price -
3DDesign Carbon Fibre Rear Diffuser for BMW M235i (2020-2024, F44) 3DDesign Carbon Fibre Rear Diffuser for BMW M235i (2020-2024, F44)
3DDesign Carbon Fibre Rear Diffuser for BMW M235i (2020-2024, F44)
£1,724Sale price £1,724 Regular price -
M Performance Rear Bootlid for BMW 2 Series, M2 & M2 Competition (2014-2021, F22 F87) M Performance Rear Bootlid for BMW 2 Series, M2 & M2 Competition (2014-2021, F22 F87)
M Performance Rear Bootlid for BMW 2 Series, M2 & M2 Competition (2014-2021, F22 F87)
£2,499Sale price £2,499 Regular price -
M Performance Carbon Fibre Rear Spoiler for BMW 3 Series (2018+, G20) M Performance Carbon Fibre Rear Spoiler for BMW 3 Series (2018+, G20)
M Performance Carbon Fibre Rear Spoiler for BMW 3 Series (2018+, G20)
£566Sale price £566 Regular price -
3DDesign Carbon Fibre Trunk Spoiler for Toyota Supra (2019+, J29) 3DDesign Carbon Fibre Trunk Spoiler for Toyota Supra (2019+, J29)
3DDesign Carbon Fibre Trunk Spoiler for Toyota Supra (2019+, J29)
£1,233Sale price £1,233 Regular price -
3DDesign Roof Spoiler for BMW 1 Series & M135i (2019+, F40 F70) 3DDesign Roof Spoiler for BMW 1 Series & M135i (2019+, F40 F70)
3DDesign Roof Spoiler for BMW 1 Series & M135i (2019+, F40 F70)
£791Sale price £791 Regular price -
3DDesign Roof Spoiler for BMW X3 (2018+, G01) 3DDesign Roof Spoiler for BMW X3 (2018+, G01)
3DDesign Roof Spoiler for BMW X3 (2018+, G01)
£849Sale price £849 Regular price -
3DDesign Carbon Fibre Trunk Spoiler for BMW X4 (2018+, G02) 3DDesign Carbon Fibre Trunk Spoiler for BMW X4 (2018+, G02)
3DDesign Carbon Fibre Trunk Spoiler for BMW X4 (2018+, G02)
£966Sale price £966 Regular price -
3DDesign Carbon Fibre Trunk Spoiler for BMW X4M (2019+, F98) 3DDesign Carbon Fibre Trunk Spoiler for BMW X4M (2019+, F98)
3DDesign Carbon Fibre Trunk Spoiler for BMW X4M (2019+, F98)
£1,274Sale price £1,274 Regular price -
3DDesign Carbon Fibre Rear Diffuser for BMW X4 M40i (2018+, G02) 3DDesign Carbon Fibre Rear Diffuser for BMW X4 M40i (2018+, G02)
3DDesign Carbon Fibre Rear Diffuser for BMW X4 M40i (2018+, G02)
£1,624Sale price £1,624 Regular price -
3DDesign Carbon Fibre Rear Diffuser for BMW X3 Pre-LCI (2018-2021, G01) 3DDesign Carbon Fibre Rear Diffuser for BMW X3 Pre-LCI (2018-2021, G01)
3DDesign Carbon Fibre Rear Diffuser for BMW X3 Pre-LCI (2018-2021, G01)
£1,541Sale price £1,541 Regular price -
3DDesign Carbon Fibre Rear Diffuser for BMW X4M (2019+, F98) 3DDesign Carbon Fibre Rear Diffuser for BMW X4M (2019+, F98)
3DDesign Carbon Fibre Rear Diffuser for BMW X4M (2019+, F98)
£2,449Sale price £2,449 Regular price -
3DDesign Carbon Fibre Rear Diffuser for BMW X3M (2019+, F97) 3DDesign Carbon Fibre Rear Diffuser for BMW X3M (2019+, F97)
3DDesign Carbon Fibre Rear Diffuser for BMW X3M (2019+, F97)
£2,358Sale price £2,358 Regular price -
M Performance Carbon Fibre Rear Diffuser for BMW 3 Series (2018+, G20 G21) M Performance Carbon Fibre Rear Diffuser for BMW 3 Series (2018+, G20 G21)
M Performance Carbon Fibre Rear Diffuser for BMW 3 Series (2018+, G20 G21)
£874Sale price £874 Regular price -
M Performance Gloss Black Rear Diffuser Trim for BMW 3 Series (2018+, G20 G21) M Performance Gloss Black Rear Diffuser Trim for BMW 3 Series (2018+, G20 G21)
M Performance Gloss Black Rear Diffuser Trim for BMW 3 Series (2018+, G20 G21)
£316Sale price £316 Regular price
Frequently asked questions
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
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Rear Diffusers – carbon fibre and gloss black performance diffusers
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Rear Spoilers & Wings – enhanced downforce and visual aggression
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Rear Trims & Accents – detailed finishing pieces for exterior refinement
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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.