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.
Rear Carbon Fibre Upgrades
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BMW G87 M2 VRS Carbon Fiber Aero Bootlid by Vorsteiner BMW G87 M2 VRS Carbon Fiber Aero Bootlid by Vorsteiner
BMW G87 M2 VRS Carbon Fiber Aero Bootlid by Vorsteiner
£3,795Sale price £3,795 Regular price -
BMW E46 M3 V-CSL Aero Bootlid by Vorsteiner BMW E46 M3 V-CSL Aero Bootlid by Vorsteiner
Pre-pregBMW E46 M3 V-CSL Aero Bootlid by Vorsteiner
£3,075Sale price £3,075 Regular price -
BMW M5 G90 G99 Genuine M Performance Carbon Fibre Full Exhaust Tip Set (2024+) BMW M5 G90 G99 Genuine M Performance Carbon Fibre Full Exhaust Tip Set (2024+)
Pre-pregBMW M5 G90 G99 Genuine M Performance Carbon Fibre Full Exhaust Tip Set (2024+)
£2,199Sale price £2,199 Regular price -
BMW M4 G82 Genuine BMW M Performance CSL Boot Lid (2020+) BMW M4 G82 Genuine BMW M Performance CSL Boot Lid (2020+)
BMW M4 G82 Genuine BMW M Performance CSL Boot Lid (2020+)
£11,999Sale price £11,999 Regular price -
BMW M4 G82 Pre-Preg Carbon Fibre L-CSL Boot Lid by FORM (2020+) BMW M4 G82 Pre-Preg Carbon Fibre L-CSL Boot Lid by FORM (2020+)
BMW M4 G82 Pre-Preg Carbon Fibre L-CSL Boot Lid by FORM (2020+)
£4,959Sale price £4,959 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)
£4,089Sale price £4,089 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)
£2,069Sale price £2,069 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)
£2,999Sale price £2,999 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)
£1,949Sale price £1,949 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)
£1,849Sale price £1,849 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)
£2,939Sale price £2,939 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)
£2,829Sale price £2,829 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)
£1,049Sale price £1,049 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)
£379Sale price £379 Regular price -
M Performance Rear Diffuser for BMW M135i (2019-2024, F40) M Performance Rear Diffuser for BMW M135i (2019-2024, F40)
M Performance Rear Diffuser for BMW M135i (2019-2024, F40)
£1,099Sale price £1,099 Regular price -
3DDesign Carbon Fibre Rear Diffuser (Type 1) for BMW M2 & M2 Competition (2015-2021, F87) 3DDesign Carbon Fibre Rear Diffuser (Type 1) for BMW M2 & M2 Competition (2015-2021, F87)
3DDesign Carbon Fibre Rear Diffuser (Type 1) for BMW M2 & M2 Competition (2015-2021, F87)
£2,249Sale price £2,249 Regular price -
3DDesign Carbon Fibre Rear Diffuser (Type 1) for BMW M3 & M4 (2014-2020, F80 F82 F83) 3DDesign Carbon Fibre Rear Diffuser (Type 1) for BMW M3 & M4 (2014-2020, F80 F82 F83)
3DDesign Carbon Fibre Rear Diffuser (Type 1) for BMW M3 & M4 (2014-2020, F80 F82 F83)
£2,599Sale price £2,599 Regular price -
3DDesign Carbon Fibre Rear Diffuser (Type 1) for BMW 5 Series M Sport (2017-2023, G31) 3DDesign Carbon Fibre Rear Diffuser (Type 1) for BMW 5 Series M Sport (2017-2023, G31)
3DDesign Carbon Fibre Rear Diffuser (Type 1) for BMW 5 Series M Sport (2017-2023, G31)
£2,249Sale price £2,249 Regular price -
3DDesign Carbon Fibre Rear Diffuser (Type 2) for BMW 5 Series M Sport (2017-2023, G30 G31) 3DDesign Carbon Fibre Rear Diffuser (Type 2) for BMW 5 Series M Sport (2017-2023, G30 G31)
3DDesign Carbon Fibre Rear Diffuser (Type 2) for BMW 5 Series M Sport (2017-2023, G30 G31)
£2,139Sale price £2,139 Regular price -
3DDesign Carbon Fibre Type 1 Rear Diffuser For BMW 5 Series M Sport (2017-2023, G30) 3DDesign Carbon Fibre Type 1 Rear Diffuser For BMW 5 Series M Sport (2017-2023, G30)
3DDesign Carbon Fibre Type 1 Rear Diffuser For BMW 5 Series M Sport (2017-2023, G30)
£2,249Sale price £2,249 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.