HH-CHRY-300C-004
HONGHANG
New
For Retrofit/Upgrade
Jiangsu, China
30 pc
PP
Chrysler 300C
Rear Bumper Diffuser Lip
AS OEM SIZE
Easy Installation
1.5 KG
Carton Box
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Product Description
Elevates the visual presence of your Chrysler 300C with a bold and sporty design.
Complements the high-performance look of the trim.
Reduces drag and enhances airflow under the vehicle for improved stability at higher speeds.
A perfect addition for those aiming to optimize performance.
Material Options:
ABS Plastic: Lightweight, durable, and cost-effective.
Carbon Fiber: Offers superior strength and a luxurious appearance.
Engineered specifically for the 2015-2021 Chrysler 300C , ensuring a seamless fit.
Includes mounting hardware for hassle-free installation.
Enhances style while protecting the lower bumper from scrapes, scratches, and road debris.
Creates a sleek, aggressive rear-end look that stands out on the road.
Reduces turbulence and ensures smoother airflow beneath the vehicle.
Built to withstand harsh weather conditions and everyday wear.
Available in various finishes, including gloss black, matte black, or carbon fiber.
Actual Picture
Product Specification
About
Exclusively designed for the Chrysler 300C SRT models from 2015 to 2021.
Gloss Black: Sleek and shiny for a modern look.
Matte Black: Subtle yet aggressive.
Carbon Fiber: Premium finish with lightweight durability.
Wipe with a damp microfiber cloth and mild detergent to remove dirt.
Use non-abrasive cleaners to maintain the finish.
Periodically check screws and adhesive for secure attachment.
The 2015-2021 Chrysler 300C SRT Rear Diffuser Bumper Lip is the perfect blend of style and function. It transforms the rear-end look, enhances aerodynamics, and protects your bumper from damage, making it a must-have upgrade for Jeep enthusiasts.
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
A rear diffuser bumper lip for the Chrysler 300 (2015–2021) enhances rear styling and improves airflow by reducing turbulence under the vehicle, offering both visual upgrade and minor aerodynamic benefits.
A rear diffuser bumper lip is an exterior component installed under the rear bumper of the Chrysler 300. It enhances the vehicle’s sporty appearance while helping manage airflow under the car to reduce turbulence and improve stability.
Rear diffuser: Designed with fins to guide airflow and improve aerodynamics
Rear bumper lip: A simpler add-on that enhances styling and slightly improves airflow
Rear valance: The lower bumper section, often replaced or upgraded for SRT-style look
In most aftermarket cases, these terms are used interchangeably, especially for styling upgrades.
A rear diffuser helps:
Reduce airflow turbulence under the car
Improve rear-end stability at higher speeds
Enhance downforce in performance-oriented designs
Even basic designs provide noticeable airflow improvement and styling upgrade.
Yes. The HONGHANG rear diffuser lip is designed based on OEM bumper geometry for the 2015–2021 Chrysler 300/300C platform, including SRT-style rear bumper compatibility.
This product is made from PP (polypropylene) material, which is widely used in automotive exterior parts because it:
Is flexible and impact-resistant
Resists cracking compared to rigid plastics
Provides long-term durability in daily driving conditions
Yes, but the effect depends on design.
Basic diffusers → mostly styling with minor airflow benefits
Advanced designs → can improve downforce and stability
For most users, the biggest benefit is the visual transformation + slight aerodynamic improvement.
Yes, slightly. Most rear diffusers extend the lower bumper by about 1–2 inches, so extra care is needed on steep driveways or speed bumps.
Installation is typically simple and includes:
3M automotive adhesive tape
Screws or clips for reinforcement
Most designs are bolt-on or stick-on, with no major modification required.
Yes. This rear diffuser is designed to replicate or enhance the SRT performance styling, giving the Chrysler 300 a more aggressive and sporty rear-end appearance similar to high-performance variants.
Yes. It is considered one of the highest visual-impact upgrades because:
Instantly improves rear-end styling
Completes a full “sport / blackout” build
Offers better airflow management
Reddit users also generally agree:
“rear diffuser… makes it look way better”
