PAKTECHZ Prepreg Carbon Fiber, Autoclave Cured Made to order, model-specific fit
Mercedes Benz CLA-Class W118/C118 Carbon Fiber Rear Diffuser

Mercedes Benz CLA-Class W118/C118 Carbon Fiber Rear Diffuser

SKU PT0018-5

฿68,500 Price per piece · installation not included
  • MaterialCarbon Fiber
  • FitsCLA-CLASS W118/C118
  • Part typeCarbon Diffusers
  • 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

Transform the rear profile of your Mercedes Benz CLA-Class W118/C118 with the Carbon Fiber Rear Diffusercrafted for enhanced performance and styling. Using aerospace-grade carbon fiber, the diffuser reduces drag, improves downforce, and optimizes airflow to deliver better road stability and driving dynamics. Featuring a bold, race-inspired design to complement the sporty lines of your CLA-Class, the diffuser also includes a UV-resistant high-gloss finish, ensuring long-lasting durability and protection against fading. With OEM-grade fitment, it integrates seamlessly with your vehicle’s factory design, offering quick installation and a professional, aggressive finish.

A side profile image of the Mercedes Benz CLA-Class W118 showcasing all components: carbon fiber side skirts, rear spoiler, rear diffuser, and front splitter, with sleek and aggressive contours

Our Projects

Aggressive Rear Styling

Transform Your Rear-End Design

A detailed image revealing the intricate carbon fiber weave and the durable, UV-resistant high-gloss finish on one component

Enhance the visual appeal of your Mercedes Benz CLA-Class W118/C118 with the Carbon Fiber Rear Diffusera race-inspired upgrade that delivers bold styling and sharp contours to your vehicle’s rear profile. Designed to complement the aerodynamic body lines of the CLA-Class, the rear diffuser adds a standout sporty character that turns heads both on the road and at automotive events. Crafted from aerospace-grade carbon fiber, the diffuser is lightweight yet durable, creating a perfect balance between performance and luxury styling. For car owners wanting to make an impact, this diffuser is the perfect choice.


Aerodynamics for Enhanced Performance

Optimize Rear Airflow & Stability

A diagram showing the airflow improvements with the installed aerodynamics kit: optimized flow over the spoiler, reduced drag, and enhanced downforce

The Carbon Fiber Rear Diffuser is engineered for more than just styling; it improves the aerodynamics of your Mercedes Benz CLA-Class W118. By streamlining airflow underneath the car, the diffuser reduces air turbulence and drag while increasing downforce, resulting in greater road stability and enhanced handling during high-speed driving. Whether cruising down highways or cornering confidently on tracks, this upgrade will ensure smoother performance and a more controlled driving experience. Perfect for drivers seeking both performance gains and a professional sporty appearance.


Premium Carbon Fiber Material

Engineered for Strength & Style

Step-by-step visuals showing the installation stages of each component, including the spoiler, side skirts, and rear diffuser, with close-ups of mounting points

The Carbon Fiber Rear Diffuser for the Mercedes Benz CLA-Class W118/C118 features aerospace-grade carbon fiber, ensuring the ultimate combination of durability and lightweight performance. This advanced material resists scratches, wear, and environmental damage, offering long-lasting protection and ensuring your investment remains stylish over time. The UV-resistant high-gloss finish protects against fading and discoloration caused by sunlight and harsh elements. By prioritizing advanced engineering and premium materials, this diffuser guarantees outstanding craftsmanship and durability that meets the expectations of high-performance enthusiasts.


Seamless OEM Fitment

Effortless Installation With Factory-Like Precision

A side profile image of the Mercedes Benz CLA-Class W118 showcasing all components: carbon fiber side skirts, rear spoiler, rear diffuser, and front splitter, with sleek and aggressive contours

Designed for OEM-grade fitment, the Carbon Fiber Rear Diffuser ensures seamless integration with your Mercedes Benz CLA-Class W118/C118. Its precise alignment and pre-drilled mounting points allow for an easy installation process, whether performed by professional installers or DIY enthusiasts. The diffuser fits perfectly with the factory bumper, delivering a clean, cohesive look as it transforms the rear profile of the CLA-Class. No complex modifications are required, enabling quick enhancements that combine bold styling with practical functionality.

SKUPT0018-5
MaterialCarbon Fiber
FitsCLA-CLASS W118/C118
Part typeRear Diffuser
Vehicle BrandsMercedes Benz
Model / chassisCLA-Class W118/C118(2020+)
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 (PT0018-5) 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

Mercedes Benz CLA-Class W118/C118 Carbon Fiber Rear Diffuser — how much does it cost?
Price 68,500 THB per piece (installation not included). Imported and sold by Flinstone Autoparts. To ask or order, contact 0811-034-034
Mercedes Benz CLA-Class W118/C118 Carbon Fiber Rear Diffuser — which cars does it fit?
This part is designed specifically for the CLA-CLASS W118/C118. 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 Mercedes Benz CLA-Class W118/C118 Carbon Fiber Rear Diffuser?
Give us the part number PT0018-5 along with your model and year at 0811-034-034. We confirm fitment, production time and shipping cost before every order is opened.
Mercedes Benz CLA-Class W118/C118 Carbon Fiber… ฿68,500
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