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Karbel 3K Glossy Dry Carbon Fiber Body Kit For Audi A4 Allroad 2020-2021

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Karbel full body kit, tailored for Audi A4 Allroad 2020-2021, includes trunk lid, front lip, side skirts, rear diffuser and spoiler. Crafted from Japanese Toray dry carbon fiber via 500℃ autoclave curing, it’s 60% lighter than OEM parts, boosting downforce and stability. With 3K weave, high-gloss finish, ISO9001/ROSH/CE certs, it outperforms wet carbon imitations. Install via custom adhesive (no drilling), heat/weather-resistant, ideal for performance and style seekers.
  • forAudia A4 Allroad 2020-2021

  • karbel

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Karbel Dry Carbon Fiber Body Kit for Audi RS4 B9

Transform the visual presence and aerodynamic profile of the 2017-2019 Audi RS4 B9 with the comprehensive Karbel Carbon Fiber Body Kit. Engineered to deliver a striking, track-focused aesthetic, this exterior upgrade package significantly alters the vehicle's stance. The aggressively profiled front lip and widened side skirts work in harmony to create a lowered, planted appearance that commands attention. Beyond the visual enhancement, the deep, three-dimensional luster of the Toray 3K carbon weave catches the light naturally, highlighting the sharp creases and muscular arches of the RS4 chassis. Every edge is meticulously finished, offering a smooth tactile feel that reflects the premium nature of the materials used.

Aerodynamic Optimization and Stance

The design philosophy behind this kit extends far beyond exterior styling. Each component is specifically tailored to manage airflow efficiently around the RS4 B9 chassis. By channeling turbulent air away from the wheel wells and maintaining a low-pressure zone beneath the vehicle, the kit increases overall downforce. This aerodynamic optimization translates to improved stability during highway driving and enhanced grip during spirited track sessions, providing a tangible upgrade in driving dynamics.

Vehicle model

A4 Allroad

Year

2020-2021

Materials

3K carbon fiber

Materials company

Toray (Japan)

Shipping time

7-15 days

Shipping origin

Guangdong, China

Fitment

100%Fitment

Abrasive material

Aluminum abrasive

Advanced Autoclave Manufacturing Process

Sourcing raw materials directly from Toray in Japan ensures a consistent, aerospace-grade fiber foundation. The manufacturing phase utilizes an advanced dry carbon prepreg process, where the components are cured in an autoclave under extreme heat and pressure. This precise methodology eliminates air pockets and prevents resin pooling, resulting in a denser, lighter, and structurally superior component compared to traditional vacuum-infused wet carbon fiber. The resulting parts exhibit exceptional rigidity and heat resistance, ensuring they maintain their exact shape even under prolonged exposure to engine heat and intense driving conditions.

  • Premium Surface Treatment: Each component is finished with a multi-layer clear coat that provides a brilliant glossy visual presentation. This robust coating acts as a shield against ultraviolet radiation, offering anti-yellowing properties that ensure the carbon fiber retains its deep, clear appearance over years of sun exposure.

  • Customization Options: While the standard configuration features a classic 3K (2x2) twill weave in a glossy finish, the production line accommodates tailored requests. Options include a stealthy matte finish or a distinctive forged carbon texture, allowing for diverse inventory options to meet specific regional market preferences or individual client build requirements.

  • Structural Integrity: The high-pressure curing process guarantees that the carbon layers are tightly bonded, providing a superior strength-to-weight ratio that absorbs road vibrations effectively.

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Precision Engineering and Installation Efficiency

The development of this body kit relies on highly accurate aluminum abrasives and tooling, which guarantee dimensional stability that composite molds simply cannot match. This rigid tooling dictates that every mounting tab, screw hole, and panel gap mirrors the original equipment manufacturer specifications, ensuring a 100% exact fitment to the factory mounting points of the Audi RS4 B9. For professional installation facilities, procurement managers, and workshop supervisors, this precision translates directly into predictable scheduling and saved labor hours. Technicians can bypass the tedious trimming, sanding, and adjusting typically associated with aftermarket exterior parts. The components align flawlessly with the OEM bumper lines and chassis contours, ensuring a straightforward bolt-on process that reduces turnaround time and minimizes post-installation adjustments.

Complete Vehicle Kit Details

Name

model

Price

unit

front lip

AD54001

1080$

item

Kantenschutz

AD54003

360$

set

side skirts

AD54004

1020$

item

Mid-wing

AD54007

380$

set

High-wingAD54006780$set
Opaque canopyAD360012220$set
Transparent canopyAD200012220$set
Rear diffuserAD540051120$set

Comprehensive Aerodynamic Upgrade Components

The front lip (AD36003) extends the fascia downward, actively slicing through oncoming air to reduce front-axle lift at highway speeds while giving the front end a more aggressive, track-ready jawline. The accompanying wind blades (AD36002) serve as crucial aerodynamic canards, managing the turbulent wake generated by the front tires and directing it smoothly along the vehicle's flanks. Along the profile, the side skirts (AD36004) bridge the aerodynamic gap between the front and rear, preventing lateral airflow from disrupting the underbody vacuum. Finally, the rear splitter (AD36007) aggressively manages the exiting air, working in conjunction with the factory diffuser to minimize drag and complete the cohesive, motorsport-inspired aesthetic of the RS4 B9.

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We specialize in self-developed mid-to-high-end automotive aerodynamic kits, providing full-vehicle exterior components for premium car modifications.

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