HH-DOG-CHAR-007
HONGHANG
New
For Retrofit/Upgrade
Jiangsu, China
30 pc
PP
Dodge Charger SRT 2015-2021
Dodge Charger SRT Rear Diffuser Spoiler
AS OEM SIZE
Easy Installation
1.5KG
Carton Box
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Product Description
The rear diffuser spoiler is a critical piece of automotive design that channels airflow under the car, reducing drag and enhancing overall performance. For the Dodge Charger SRT 2015-2021, it also adds a sporty and aggressive edge to the car’s rear profile.
A rear diffuser spoiler gives your Charger a race-ready look, making it stand out from the crowd.
By reducing turbulence and creating downforce, the rear diffuser spoiler enhances high-speed stability.
Precision Fit: Designed to match Dodge Charger models from 2015 to 2021, ensuring a perfect alignment and plug-and-play installation.
Premium Materials: Available in high-quality ABS, PP, or aluminum finishes for aftermarket upgrades and OEM replacements.
OEM/ODM Services: Custom logo, packaging, color, and finish options available.
Bulk Supply: MOQ friendly, competitive factory pricing, and fast delivery.
The rear diffuser spoiler is compatible with all Dodge Charger SRT trims from 2015-2021, including:
Charger SRT Hellcat
Charger SRT 392
Perfect Fit: Designed to match the 2015-2021 Dodge Charger SRT’s dimensions.
Aerodynamic Efficiency: Minimizes drag and improves airflow.
Durable Build: Engineered to withstand extreme conditions.
Product Specification
About
Lightweight and budget-friendly.
Resistant to heat and impact.
High-performance material with a premium look.
Lightweight yet incredibly strong.
Offers a balance of durability and weight.
Common in performance-focused designs.
The diffuser channels airflow efficiently, creating downforce that:
Improves traction at high speeds.
Reduces drag, leading to better fuel efficiency.
Stabilizes the car during cornering.
Regular Cleaning: Use a microfiber cloth and mild soap to keep it dirt-free.
Inspect for Damage: Look for cracks or loose fittings regularly.
Avoid Harsh Chemicals: Use non-abrasive cleaners to maintain the finish.
Guaranteed fit and quality.
Limited to standard designs.
More variety in designs and materials.
Often more affordable than OEM options.
Painted Finishes: Match your car’s exterior color.
LED Lighting Integration: For added style and visibility.
Custom Logos: Showcase your personal touch.
We are a professional automotive parts manufacturer, supporting OEM/ODM services, including packaging, logo, and color customization.
Products undergo QC inspection to ensure compliance with export standards.
Experienced logistics team & experience in handling large-volume orders.
Changzhou Honghang Auto Accessories Co., Ltd. is located in No. 28, Jiulong Road, Menghe Town, Changzhou City, Jiangsu Province with convenient transportation access. where is the base of auto parts and motorcycle industry. Our company Specializing in the production of moulds and automotive plastic products. Front lip, side skirt, fender flare, rear spoiler, side spoiler, rear diffuser, front grille and corner cover for automobile refitting. They cover many models such as Japanese, European, American, Korean and Chinese cars.
In 2010, Ms. Wu started the auto parts processing business from a small workshop, which has a history of about ten years. Changzhou Honghang Auto Accessories Co., Ltd. was established in 2 0 1 6. For international development, we registered the "dasener " brand and sold products online. So far, we have a professional R & D team, development team, production team and sales team. Honghang adheres to "Quality first, credit above and customer supreme" is our eternal business purpose. Our new customers are increasing every day, and have become long term business partners! In the face of fierce market competition, Dasener has ensured its commitment to customers with high quality products, thoughtful service and reasonable price.
At present, it has been exported to Europe, America, Germany, U K, Canada, Turkey, Dubai, Russia, the Middle East and other more than 100 countries. We look forward to establishing a long term cooperative relationship with you. In addition, We also welcome O E M and O D M orders. we can help many customers to develop samples and provide processing services.
FAQs
The Dodge Charger SRT rear diffuser spoiler is a functional and aggressive aerodynamic accessory that mounts to the lower rear bumper, often integrating around the exhaust outlets. It accelerates exiting airflow, creates a low-pressure zone to generate rear downforce, reduces drag turbulence, and improves high-speed stability and rear grip. Visually, it provides a bold, race-inspired SRT/Hellcat look—making the rear end appear wider, lower, and more purposeful—while protecting the bumper and enhancing the overall muscle car stance. Ideal for balancing aero when paired with front splitters or side skirts.
This rear diffuser is precision-engineered for 2015-2021 Dodge Charger SRT models (third-generation facelift, LX/LC platform), including SRT 392, SRT Hellcat, Scat Pack, and related high-performance trims. It fits sedan body styles with OEM-style alignment. Great for USA, Canada, and international owners—verify your exhaust setup (quad tips common on SRT) and trim for optimal fitment.
Premium, durable options include:
ABS Plastic — Lightweight, impact-resistant, and weatherproof; popular for street durability and OEM-like strength.
PP (Polypropylene) — Flexible and rugged; excellent against road debris or minor impacts.
Carbon Fiber — High-performance, ultra-lightweight material for reduced weight, superior strength, and a premium race aesthetic. All are injection-molded for consistent quality, precise contours, and long-term resistance to elements.
The diffuser optimizes rear airflow by channeling exhaust gases efficiently, reducing wake turbulence, and creating downforce that presses the rear tires down for enhanced traction, cornering stability, and high-speed composure (especially over 100+ mph). It minimizes lift and drag for a more planted feel, potentially aiding slight fuel efficiency gains at highway speeds. When combined with front aero mods, it achieves better front-rear balance—making your SRT Charger sharper on twisty roads, tracks, or highways without major power additions.
Yes—installation is typically straightforward and semi-DIY:
Many versions feature strong 3M adhesive tape for secure, no-drill bonding to the bumper.
Others use factory mounting points, clips, bolts, or included hardware for added high-speed durability.
Typical time: 45-120 minutes with basic tools; jacking the rear aids access.
Maintains reasonable ground clearance but watch for steep inclines. Detailed instructions provided; similar Charger diffuser installs are well-documented online. Professional help recommended for perfect alignment or exhaust integration.
We offer performance-focused designs inspired by factory SRT aesthetics:
Aggressive multi-fin or vented patterns for enhanced visual flow and exhaust emphasis.
SRT Hellcat or widebody-compatible styles for bold aggression. Finishes include gloss black (shiny contrast), matte black (stealthy modern look), carbon fiber weave (premium textured racing appeal), and paintable options (to match body color for seamless OEM-plus integration).
Aerodynamic benefits (reduced turbulence, added downforce) can yield minor high-speed efficiency improvements with negligible top-speed or MPG penalties. Primary gains are in handling, stability, and rear grip. No significant impact on daily commuting—exhaust note may sound slightly more pronounced. Perfect for street, show, or occasional track use while keeping the Charger practical.
