The WBS-Upgrade is an essential mod for your Infiniti Q50. It's crafted from high quality 100% clean coat carbon fiber, for a lightweight, durable finish that increases the performance of the rear end. The HK design rear diffuser provides the perfect compound between an aggressive look and an exotic appearance on your Q50/ Q50s.
MAKE: Q50 Q50S
YEAR: 2014-2021
POSITION: REAR BUMPER DIFFUSER
MATERIAL: 2X2 3D CARBON FIBER
BRAND: WIDEBODY.STORE
MANUFACTURE: WBS
INSTALLATION TYPE: DIRECT FIT USING SCREWS + 3M TAPE [INCLUDED]
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Born to revolutionize the world of modification solutions.
I purchased a ducktail spoiler and front lip from WBS, and I couldn't be happier with the experience. The quality of both products is amazing, and the customer service was absolutely first-rate.
I also chose to have both parts installed, and the work was completed to an exceptionally high standard. Everything fits perfectly and looks fantastic. I highly recommend WBS and would definitely use them again in the future!
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★★★★★
Craig MacLeod
May 15, 2026
Can’t say enough about the customer service from Emad and quality of products . Can’t imagine how anyone could justify going anywhere else. Does wonders for the look of the M cars and very competitive pricing. Absolute 5 star total experience! Absolutely top notch fit and finish at least as good as BMW’s limited carbon fibre.