Description
Alfa Romeo Giulietta Rear Valance – Quadrifoglio Style Diffuser (2010–2020)
Give your Alfa Romeo Giulietta the aggressive, sporty rear end it deserves with this Quadrifoglio-inspired rear valance from Plus Auto Style. Crafted from premium gloss black ABS plastic, this high-end replacement diffuser delivers a dramatic visual upgrade, transforming your car’s rear profile with bold, race-inspired styling.
⚠️ Important Installation Note (Replacement Part): This rear valance is a direct replacement for the factory diffuser. The original factory part must be fully removed before fitting. It secures firmly in place using the supplied screw mounting kit for a solid, factory-tight bond. Professional installation is strongly recommended.
Why Choose This Giulietta Rear Diffuser?
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Quadrifoglio-Inspired Design: Gives your standard Giulietta the sleek, high-performance aesthetic of Alfa Romeo’s legendary Quadrifoglio line.
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Direct Replacement Fit: Replaces the OEM diffuser completely for a clean, integrated finish with no awkward gaps or misalignment.
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Secure Screw Mounting: Fixed tightly using the supplied screw kit for a rock-solid, rattle-free bond that won’t loosen over time.
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Premium ABS Plastic: Manufactured from UV-resistant and temperature-stable automotive-grade ABS. It will not fade, crack, or warp under harsh weather.
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Gloss Black Finish: Arrives in a beautiful high-shine finish ready to install, or can be easily primed and colour-matched to your car’s paintwork.
Product Specifications
| Specification | Detail |
| Product Code | RV21.002 |
| Vehicle Compatibility | Alfa Romeo Giulietta (2010–2020) — All Variants |
| Generation Support | Fits pre-facelift (2010–2016) & facelift (2016–2020) |
| Style Variant | Quadrifoglio Look (Gloss Black) |
| Installation Type | Full Replacement (Original diffuser must be removed) |
| Material & Structure | High-Impact ABS Plastic (UV-stabilised) |
| Product Dimensions | 171 × 44 × 27 cm |
What’s in the Box?
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1 × Rear Valance for Alfa Romeo Giulietta (Quadrifoglio Style)
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Complete Screw Mounting Hardware Kit
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Step-by-Step Installation Manual
Step-by-Step Fitment Guide
As a full replacement product, allow roughly 30–45 minutes for a careful installation:
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Safely remove the original factory diffuser from the rear bumper.
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Position the new Quadrifoglio-style valance and align it carefully with the OEM mounting points.
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Secure the trim firmly using the supplied heavy-duty screws.
Note: A qualified workshop fitting is highly recommended to ensure a 100% perfect, gap-free result.
Give Your Giulietta the Quadrifoglio Treatment
Whether you’re driving a pre-facelift or facelift model, this premium rear valance delivers a flawless performance-inspired profile. Want a complete transformation worthy of the Italian marque? Pair this diffuser with our matching front splitters and side skirts.
UK Shipping & Peace of Mind Guarantee
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Same-Day Dispatch: Place your order before 1:00 PM (UK Time) and your item will be dispatched on the exact same day with fast, free UK delivery.
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Shop with Absolute Confidence: Every order is backed by our 30-day money-back guarantee for unused and unmodified items. If you change your mind, returning your product is entirely stress-free.











