LRS Audi A5/S5 B9 Rear Diffuser (2017-2019)
Specifications
- Product Code: AUD-EXT-144
- Brand: LRS Performance
- Category: Exterior Parts > Rear Diffuser
- Material: Carbon fibre and fibreglass (FRP) composite
- Finish: Gloss carbon fibre with UV-resistant clear coat
- Style: Kabel Style
- Installation Type: Direct Fit
- Stock Status: In Stock
- Price: $1,380 AUD
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Fitment
✓ COMPATIBLE — A5 Sline / S5 B9 Sportback (2017-2019):
• A5 Sline Sportback (4D) 2017-2019
• S5 Sportback (4D) 2017-2019
• B9 pre-facelift models only
✗ NOT COMPATIBLE:
• A5 / S5 Coupé (2D) — different rear bumper configuration
• Standard A5 Sportback (non-S-line) — different rear bumper, no diffuser cut-out
• A5/S5 B8.5 (pre-2017) — previous generation, different rear bumper
• A5/S5 B9.5 facelift (2020+) — updated rear bumper, different profile
• A4/S4 — different platform
• RS5 — different rear bumper
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Features
- Carbon fibre and fibreglass (FRP) composite construction — genuine woven carbon fibre outer surface with UV-resistant gloss clear coat finish
- Kabel style rear diffuser with integrated LED lighting built specifically for the Audi A5 Sline and S5 B9 Sportback (2017-2019 pre-facelift)
- Built-in LED — adds a premium illuminated diffuser effect to the rear end, elevating the visual impact beyond a standard diffuser
- Sportback-specific fitment — 4-door only, designed for the S-line/S5 Sportback rear bumper cut-out
- Kabel styling delivers a bolder, more aggressive rear-end aesthetic to match the Kabel Style Front Lip (AUD-EXT-143)
- Direct fit to the S-line/S5 Sportback rear bumper — no cutting or modification required on compatible vehicles
- Bonus inclusion — LED light unit (JC-XH012) included at no extra cost, wired ready for installation
- Gloss carbon fibre finish with UV-resistant clear coat for lasting appearance and weather resistance
- Pairs with the LRS Audi A5 Sline/S5 B9 Kabel Style Front Lip (AUD-EXT-143) for a matched Kabel Style front and rear exterior upgrade
- Professional installation recommended for best results — LED wiring connection required during installation
Shipping
LRS Performance offers free standard shipping Australia-wide on all orders.
All products are shipped via sea freight and typically arrive within
5–9 weeks from the date of order confirmation. Once your order has
been dispatched you will receive a tracking number via email.
Please note delivery times are a guide only and may be affected by
customs clearance or factors outside our control.
Returns
We do not accept change-of-mind returns. Please ensure you have
verified your vehicle's compatibility before placing your order —
all fitment information is listed on each product page. If you are
unsure, contact us at admin@lrsperformance.com before ordering.
Faulty or incorrect items will be resolved in accordance with the
Australian Consumer Law.
Common Questions About Our Products
1. Are these carbon fiber parts compatible universally?
Most of these carbon fiber parts are designed for specific car models such as BMW, Mercedes-Benz, and Volkswagen Golf. Always match your vehicle’s model, year, and variant to ensure perfect compatibility and proper fitment.
2. Do these products improve car performance significantly?
These products mainly enhance aerodynamics, reduce weight, and improve visual appeal. While some parts like spoilers and diffusers may slightly improve performance, they are primarily designed for styling and minor airflow optimization.
3. Are installation processes simple or require professionals?
Some items like mirror covers and spoilers can be installed easily using basic tools or adhesive methods. However, for parts like diffusers or engine covers, professional installation is recommended for proper alignment and safety.
4. What materials are used in these products?
Most products are made from high-quality carbon fiber, ABS, or FRP materials. Carbon fiber offers lightweight strength and premium finish, while ABS and FRP provide durability and cost-effective alternatives for exterior upgrades.
5. Do these parts fit multiple year ranges?
Yes, many of these products are designed to fit specific year ranges within a model series, such as 2012–2018 or 2015–2020. Always verify your vehicle’s production year before purchasing to ensure compatibility.
