PAKTECHZ Prepreg Carbon Fiber, Autoclave Cured Made to order, model-specific fit
BMW M4 G82 G83 Carbon Fiber Rear Side Splitter

BMW M4 G82 G83 Carbon Fiber Rear Side Splitter

SKU PT0020-7

฿47,500 Price per piece · installation not included
  • MaterialCarbon Fiber
  • FitsM4 G82 G83(2021+)
  • Part typeCarbon Front Lips
  • Production timeApproximately 4–6 weeks
  • Autoclave-cured prepreg carbon fibre, Toray material, 3K weave
  • OEM-level model-specific fit, no bodywork modification required
  • Made to order · installation by an experienced technician recommended
  • Manufacturing process Autoclave-cured prepreg(dry carbon)
  • Finish 3K twill weave, UV-resistant gloss coating
  • Fitment OEM-level model-specific moulding, no modification needed
  • Production time Made to order, 4–6 weeks

Upgrade the BMW M4 G82 G83 with Carbon Fiber Rear Side Splittersan essential styling and performance accessory that enhances aerodynamics and adds an aggressive touch to the rear profile of your vehicle. Perfectly crafted from aerospace-grade carbon fiber, these lightweight rear side splitters reduce drag and provide additional stability at high speeds, complementing the M4’s bold design language. Featuring a UV-resistant high-gloss finish, these splitters are durable and seamlessly integrate with the rear bumper for an OEM-grade fitment. Ideal for performance enthusiasts looking to maximize function and style with a minimal change.

A full front and rear profile of the BMW M4 G82, showcasing the completed Carbon Fiber Aero Kit and its visual transformation

Our Projects

Aerodynamic Rear-End Upgrade

Enhanced Aerodynamics for Optimal Driving Performance

A close-angle shot of the carbon fiber side skirts, underlining their aerodynamic advantages and integrated design with the M4’s side profile

The BMW M4 G82 G83 Carbon Fiber Rear Side Splitters are designed to improve your vehicle’s aerodynamic profile by managing airflow around the rear bumper. Acting as an extension of the bodylines, the splitters work to reduce drag while improving rear-end stability, especially during high-speed driving or cornering. Their streamlined design allows for better air circulation and complements the existing underbody aero features, creating a cohesive system for balanced performance. Ideal for track enthusiasts and drivers looking to refine their M4’s driving dynamics, these splitters offer the perfect balance of function and style.


Bold Styling With Aggressive Design

Race-Inspired Design to Perfect Your Rear-End Look

A full rear view focusing on the sleek and performance-driven design of the carbon fiber rear diffuser for the BMW M4 G82 G83

The Carbon Fiber Rear Side Splitters blend bold styling with high-performance aesthetics, adding a race-ready feel to the rear bumper of your BMW M4 G82 G83. With sharp lines and sculpted contours, these splitters transform the M4’s appearance into an aggressive visual masterpiece. The premium carbon fiber weave with a UV-resistant high-gloss finish ensures luxury appeal while withstands scratches and weather-related damage, keeping your car both stylish and durable. Whether cruising the streets or parked at car meets, these side splitters guarantee your rear-end design stands out with precision-crafted excellence.


Lightweight Durability for Long-Term Use

Premium Carbon Fiber for Strength & Lightness

A focused close-up displaying the BMW M4 Carbon Fiber Trunk Spoiler, with its race-inspired contours and aerodynamic functionality

Constructed from aerospace-grade carbon fiber, the BMW M4 Rear Side Splitters are built for performance and resilience. This lightweight material resists scratches, impacts, and environmental wear, making it ideal for high-speed and daily driving conditions. The UV-resistant high-gloss finish protects the splitters from fading or discoloration while maintaining their premium appearance over time. Weighing significantly less than traditional materials, these splitters contribute to improving the M4’s balance and handling without compromising durability, giving enthusiasts both form and function in one exceptional package.


Precision Fitment for Seamless Installation

OEM-Grade Fitment for Perfect Integration

A dynamic illustration visualizing how airflow is redirected by each component of the Carbon Fiber Aero Kit, improving handling and stability

The BMW M4 Carbon Fiber Rear Side Splitters feature OEM-grade compatibility, designed to integrate seamlessly with the M4’s factory rear bumper. Shaped to ensure ideal alignment, they come equipped with pre-drilled mounting points for easy installation without requiring additional modifications. Once in place, the splitters provide a flawless, factory-like fit that merges elegance with functionality. Whether you’re a DIY enthusiast or a professional installer, these splitters offer an effortless way to elevate your M4’s rear-end aesthetics and aerodynamic performance.

SKUPT0020-7
MaterialCarbon Fiber
FitsM4 G82 G83(2021+)
Part typeสปลิตเตอร์ข้างด้านหลัง
Vehicle BrandsBMW
Model / chassisM4 G82/G83(2021+)
Manufacturing processAutoclave-cured prepreg(dry carbon)
FinishUV-resistant gloss clear coat, 3K weave
ManufacturerPAKTECHZ(founded 2016)
Importer / distributorFlinstone Autoparts

How to order

Tell us your car model, year and the SKU (PT0020-7) Get in touch and we will confirm fitment for your car, the production lead time and the shipping cost before any order is opened.

Production time

Every part is made to order, with a production time of roughly 4–6 weeks. Once it arrives we will contact you to book a date.

Pick up and install at our shop

Customers normally book installation at the shop, where the finished work can be inspected in person. at 1 Soi Yen Chit 7, Thung Wat Don Sathon, Bangkok 10120 Call ahead at 0811-034-034 or message us on LINE · Opening hours Mon–Sat 09:00–18:00 (closed Sunday) · Shipping is arranged case by case — please ask our team

Installation

Parts are designed to OEM-level model-specific fit. For the best result and maximum safety we recommend installation by a technician experienced with body kits.

PAKTECHZ is imported and sold in Thailand by Flinstone Autoparts. To check fitment for your car, ask about lead time, or book installation, contact 0811-034-034 · Fitted at our shop in Sathon, Bangkok

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FAQ

BMW M4 G82 G83 Carbon Fiber Rear Side Splitter — how much does it cost?
Price 47,500 THB per piece (installation not included). Imported and sold by Flinstone Autoparts. To ask or order, contact 0811-034-034
BMW M4 G82 G83 Carbon Fiber Rear Side Splitter — which cars does it fit?
This part is designed specifically for the M4 G82 G83 (2021+). It is moulded to OEM-level model-specific fit with no bodywork modification. Before ordering, give our team the year and chassis code so fitment can be confirmed.
What is it made of, and how does it differ from ordinary carbon?
It is made from prepreg carbon fibre cured in an autoclave (dry carbon), 3K twill weave with a UV-resistant gloss coating. Unlike surface-applied or hydro-dipped carbon, the whole part is real carbon through its thickness, so it is lighter and stronger.
How long is the wait, and where do I collect and fit it?
Every part is made to order, with a production time of roughly 4–6 weeks. Once it arrives we will contact you to book installation at (Sathon, Bangkok). You can inspect the finished work in person. For shipping, contact 0811-034-034
Can I fit it myself?
The part is made to OEM-level model-specific fit, but installation by a technician experienced with body kits is recommended for the best fit and maximum safety. Flinstone Autoparts offers this service.
How do I order BMW M4 G82 G83 Carbon Fiber Rear Side Splitter?
Give us the part number PT0020-7 along with your model and year at 0811-034-034. We confirm fitment, production time and shipping cost before every order is opened.
BMW M4 G82 G83 Carbon Fiber… ฿47,500
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