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“BMW 1 SERIES F40 DRY CARBON FIBRE REAR WING SPOILER” has been added to your cart. View cart
BMW 1 SERIES F40 DRY CARBON FIBRE REAR DIFFUSER
£659.00 Original price was: £659.00.£590.00Current price is: £590.00.
Enhance your BMW F40’s rear-end aesthetics and performance with this aerodynamic dry carbon fibre rear diffuser, designed for style, function, and ultimate driving dynamics.
SKU:
ASM875
Warranty/Shipping/Returns
Warranty
All ASM Tuning products come with a 8 month to lifetime warranty, unless otherwise stated in the product description. View the full warranty information here
Shipping
- All orders placed before 8 pm are dispatched on the same day.
- Delivery in the UK is completely free on all products
- Worldwide delivery is offered on all products
Returns
At ASM Tuning We take great care in designing our returns policy to ensure that the process is hassle-free and convenient for you. If for any reason you are not 100% satisfied with your purchase you can return the goods for a full refund or exchange. Please visit our returns page and let us know within 30 days of your purchase
Fitting
All of our products come with fitting kits where applicable.We highly recommend professional installations are completed by a professional to ensure the product is fitted correctly
Pre-orders
In-stock items will be dispatched same-day. If the item is out of stock or made to backorder, we will contact you within 24 hours and allow you to cancel or to process your order with a lead time of around 2-6 weeks.




Description
BMW 1 SERIES F40 DRY CARBON FIBRE REAR DIFFUSER
Upgrade the BMW 1 Series F40 with this dry carbon fibre rear diffuser, designed to enhance aerodynamics, rear-end aggression, and overall performance appeal.
Crafted with premium pre-preg carbon fibre, this diffuser delivers race-inspired styling while optimizing airflow efficiency for a sportier drive.
Compatible Models BMW 1 SERIES F40 - 2019-CURRENT
Features & Details
High-Quality Dry Carbon Fibre
Constructed from lightweight yet durable pre-preg carbon fibre, offering superior strength, a flawless finish, and long-lasting performance.
Aerodynamic Airflow Optimization
Enhances downforce and stability, improving handling and performance at high speeds.
Bold & Aggressive Styling
Gives the rear of your F40 a more commanding and track-ready appearance, complementing other exterior enhancements.
Premium Gloss UV-Resistant Coating
Designed to resist fading, cracking, and discoloration, maintaining a pristine, high-gloss carbon look over time.
What is the difference between dry pre-preg carbon fibre and wet carbon fibre?
One of the advantages of pre-preg carbon fibre compared to wet carbon fibre its higher fibre-resin ration which leads to enhanced mechanical proprieties and reduced weight.
Pre-preg carbon fibre represents the latest technological advancement in the industry. It is meticulously manufactured by impregnating carbon fibre fabric with epoxy resin, resulting in a more robust and durable material.
Compared to wet carbon fibre, pre-preg carbon fibre boasts a staggering 70% reduction in weight, without compromising on strength. This unique attribute translates into improved performance and handling.
These features combine to make carbon fibre a favoured material for car enthusiasts who value performance, style, and innovation.
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FAQ
If you have any questions, chances are you will find the answers below.
CAN I FINANCE MY ORDER?
At ASM Tuning, we do offer various financing options, allowing you to choose the one that best suits your needs. These payment options, including AfterPay, are available at checkout, provided you meet the eligibility criteria.
AM I CHARGED VAT?
In the United Kingdom, the pricing of our products includes a 20% VAT.
For international customers, VAT is not included at the time of checkout. This is because when your order is delivered to your country, your local government will impose import duties or taxes separately.
DO YOU SHIP WORLDWIDE?
Absolutely! We offer shipping throughout worldwide, and shipping costs will be displayed at the checkout page.
HOW LONG IT WILL TAKE TO ARRIVE?
For mainland UK deliveries, it usually takes between 2-5 working days from the moment we dispatch your order. International and UK Non-Mainland deliveries may take longer.
WILL THESE PRODUCTS EFFECT MY VEHICLE WARRANTY?
Modifications made to your vehicle may have an impact on the manufacturer warranty.
While ASM can offer advice, we cannot guarantee whether a product will or will not affect your vehicle warranty. It is strongly recommended to consult with your dealer and finance provider before purchasing and installing any parts. If you have any additional questions, please feel free to contact our team through the Live Chat or by sending an email to team@asmtuning.co.uk
CAN I FINANCE MY ORDER?
At ASM Tuning, we do offer various financing options, allowing you to choose the one that best suits your needs.
These payment options, including AfterPay, are available at checkout, provided you meet the eligibility criteria.
AM I CHARGED VAT?
In the United Kingdom, the pricing of our products includes a 20% VAT.
For international customers, VAT is not instantly included. This is because when your order is delivered to your country, your local government will may impose import duties or taxes separately.
DO YOU SHIP WORLDWIDE?
Absolutely! We offer shipping throughout worldwide, and shipping costs will be displayed at the checkout page.
HOW LONG IT WILL TAKE TO ARRIVE?
For mainland UK deliveries, it usually takes between 2-5 working days from the moment we dispatch your order. International and UK Non-Mainland deliveries takes 7-10 working days.
WILL THESE PRODUCTS EFFECT MY VECHILE WARRANTY?
While ASM Tuning can offer advice, we cannot guarantee whether a product will or will not affect your vehicle warranty.
It is strongly recommended to consult with your dealer and finance provider before purchasing and installing any parts.
If you have any additional questions, please feel free to contact our team through the Live Chat or by sending an email to team@asmtuning.co.uk.
Complete the look
BMW 1 SERIES F40 DRY CARBON FIBRE REAR WING SPOILER
BMW 1 SERIES F40 DRY CARBON FIBRE FRONT SPLITTER LIP
BMW F40 1 SERIES GLOSS BLACK & CARBON FIBRE FULL BODY KIT
£629.00 – £2,399.00
Select options
This product has multiple variants. The options may be chosen on the product page
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