HH-FORD-MUST-037
HONGHANG
New
For Retrofit/Upgrade
Jiangsu, China
30 pc
PP
Ford Mustang
Ford Mustang R-Spec V2 Rear Diffuser Spoiler
AS OEM SIZE
Easy Installation
1.3KG
Carton Box
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Product Description
The rear diffuser is an essential accessory for anyone looking to add a sporty touch to their Ford Mustnag. It’s more than just a styling element—it’s a functional component that helps reduce drag and improve downforce, ensuring optimal performance.
A rear diffuser is a panel located beneath the rear bumper. It’s designed to smooth and channel the airflow as it exits underneath the vehicle.
By managing the airflow, the diffuser reduces turbulence and creates downforce, keeping your vehicle stable at high speeds.
The rear diffuser enhances airflow, reducing drag and improving high-speed stability.
A well-designed rear diffuser gives your Mustang a race-inspired, aggressive look that turns heads wherever you go.
Durability: Built to withstand road debris and weather conditions.
Lightweight Materials: Often made from carbon fiber or ABS plastic.
Perfect Fit: Designed specifically for the 2015–2017 Ford Mustang.
Actual Picture




Product Specification
About
Lightweight, durable, and premium in appearance, carbon fiber diffusers are a top choice for performance enthusiasts.
Affordable and sturdy, ABS plastic diffusers are a great option for those on a budget.
For a unique touch, consider custom-designed rear diffusers that match your personal style.
Rear diffusers for this model are specifically tailored to fit the dimensions and design of the Ford Mustang. Always verify compatibility to ensure a seamless installation.
The diffuser channels airflow more efficiently, reducing drag and increasing downforce. This means better handling, especially during high-speed driving or cornering.
Clean Regularly: Remove dirt and debris to maintain a polished look.
Inspect for Damage: Check for cracks or loose fittings after long drives.
Protective Coating: Use a UV-resistant spray to prevent fading.
Changzhou HongHang Auto Accessories Co.,Ltd. was established in 2012. We're located in the world-famous production base of auto mobile &motorcycle parts and accessories. Our company covering 5000 square meters including workshop and warehouse. Develop more than 200+ molds for new products every month.We're specializing in producing all kinds of Frotn Lip,Rear Diffuser,Rear Wing Spoiler,Rear Roof Spoiler Side Skirt ,Side Wing ,Front Grille for Universal,American,German,Japanese and we supply more than 100 different types of them.
We passed the ISO9001 international quality management certification To ensure the quality of our products, we strictly follow the manufacturing process according to the international standard. We provide an excellent customer service to get satisfaction from our customers. So we keep a good business relation with regular customers. Our goal is to win-win together!
FAQs
The R-Spec V2 rear diffuser spoiler is a performance-style rear bumper upgrade designed for the Ford Mustang S550 (2015–2017).
It is installed on the lower rear bumper and designed to:
Improve airflow under the vehicle
Enhance rear-end aerodynamics
Deliver aggressive race-inspired styling
✔ A high-demand performance styling component
Aerodynamic Improvement
Helps reduce turbulence and drag
Aggressive Styling
Multi-fin design creates track-inspired appearance
Rear Bumper Protection
Protects lower bumper from minor impacts
✔ Strong visual upgrade with functional benefits
HONGHANG uses:
Injection-molded ABS plastic
Advantages:
Lightweight
Impact-resistant
Heat-resistant (near exhaust area)
Cost-effective for bulk production
✔ Industry-standard material for aftermarket diffusers
Yes, designed for professional and DIY installation:
Bolt-on installation
Uses OEM mounting points (most versions)
Some trimming may be required depending on model
⏱ Installation time:
40–90 minutes
✔ Suitable for:
Auto repair shops
Performance workshops
This product fits:
Ford Mustang 2015–2017
GT / EcoBoost (check exhaust compatibility)
S550 platform
✔ Designed using OEM bumper data for accurate alignment
Standard MOQ:
30–50 sets per model
✔ Flexible for:
Trial orders
Mixed container orders
Yes — full customization options:
Gloss black / matte black
Carbon fiber look
Fin design variations
Logo branding
Custom packaging
✔ Ideal for performance parts distributors
High-value visual upgrade product
Strong demand in performance styling segment
Higher unit price = better margin
Perfect bundle with exhaust systems and spoilers
✔ Ideal for mid-to-high-end product line
Common use cases:
Performance styling upgrades
Body kit packages
Rear-end visual enhancement
Replacement of damaged OEM diffuser
✔ Frequently bundled with:
Exhaust tips
Rear spoilers
Side skirts
| Feature | R-Spec V2 Diffuser | Standard Diffuser |
|---|---|---|
| Design | Multi-fin aggressive | Simple OEM style |
| Visual Impact | Very High | Medium |
| Price | Medium–High | Low–Medium |
| Market | Performance segment | Mass market |
Conclusion:
R-Spec V2 = higher-margin performance upgrade product
Injection molding quality inspection
Fitment verification (OEM bumper scan data)
Heat resistance testing
Surface finish QC
✔ Ensures stable export-grade quality
Standard export carton
Reinforced packaging (large parts protection)
Custom branded packaging
✔ Suitable for global shipping
Sea freight (bulk orders)
Air freight (urgent shipments)
Express shipping (samples)
✔ Flexible worldwide delivery
Yes, but:
Must match exhaust tip layout (dual / quad)
Some modifications may be required
✔ Recommended to confirm fitment before bulk purchase
HONGHANG is a direct factory manufacturer specializing in Mustang exterior performance parts:
OEM-level S550 fitment development
Stable large-scale production capacity
Fast lead time (3–15 days)
Competitive factory pricing
Strong OEM / ODM customization
✔ Trusted by global performance parts distributors