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A Ford Focus rear diffuser is an accessory fitted to the rear end of a vehicle. It is designed to improve aerodynamics by reducing drag. Car enthusiasts also fit the diffuser to the vehicle to enhance its appearance. The diffuser is available in different designs to suit various preferences. Here are some common types:
1. Carbon Fiber Rear Diffuser
Carbon fiber rear diffusers are popular among vehicle owners who prioritize performance. They are lightweight, which makes them improve a car's speed and handling. The diffusers also have a sleek appearance that adds a modern touch to vehicles.
2. Glossy and Matte Finish Diffusers
Some aftermarket Ford Focus ST rear diffusers have a matte or glossy finish. A matte finish appeals to many people because of its understated appearance. On the other hand, a glossy rear diffuser reflects light and gives vehicles a luxurious look.
3. Quad and Dual Exhaust Rear Diffuser
Another popular type of rear diffuser is the quad and dual exhaust diffuser. A quad exhaust diffuser comes with four exhaust pipes, while the dual exhaust diffuser has two exhaust tips. The quad exhaust diffuser creates an aggressive sound. It also improves the car's performance by enhancing exhaust flow. The dual exhaust diffuser, on the other hand, is easier to maintain and install compared to its quad counterpart.
4. Sport Rear Diffuser
A sport rear diffuser is designed to give vehicles a sporty look. It comes with sharp fins and a rugged design. The sport diffuser is ideal for car owners who participate in racing activities.
5. Custom and OEM Diffuser
OEM diffusers are manufactured by car manufacturers. They are designed to fit specific vehicle models. Custom diffusers, on the other hand, are made according to a client's specifications. The diffuser can be designed in any shape and size to meet a client's requirements.
Material
Carbon Fiber: Carbon fiber is a high-end choice for rear diffusers because it is lightweight and very strong. It can make a car look more sporty and advanced. However, carbon fiber requires special care. While it is strong, it can be more easily damaged than other materials if a lot of force is used. It is important to be careful not to hit or put too much pressure on carbon fiber parts. If a small crack or scratch does occur, it is important to fix it right away. Water can get into these tiny openings and cause the fiber layers to separate over time. Regular cleaning with mild soap and inspections for any damage are needed to prevent this from happening.
ABS Plastic: ABS plastic is a common material used for car parts. It is a good choice for rear diffusers because it is strong and can handle impacts without breaking easily. ABS plastic is also less costly than carbon fiber, so it is often used for diffuser kits that are more budget-friendly. ABS plastic is not as lightweight as carbon fiber, though. While it can improve aerodynamics compared to having no diffuser, it will not make the car as speedy and fuel-efficient as a carbon fiber diffuser would. For example, a carbon fiber diffuser may reduce drag by a certain percentage, making the vehicle more efficient. In contrast, an ABS plastic diffuser may provide some benefits but to a lesser extent due to its heavier weight.
Polypropylene: Polypropylene is another type of plastic often used in car parts. It has properties like ABS plastic, such as being resilient and impact-resistant. Polypropylene is sometimes used for lower-cost diffusers or in regions where there are strict rules about car parts. It is a good choice for those who want to improve their vehicle's performance without spending too much. One advantage of polypropylene is that it can withstand heat better than some other plastics. This is important because the part of the car closest to the road can get very hot from driving. A polypropylene diffuser will last longer in that high-temperature area compared to plastics that are not as heat-tolerant.
Polyurethane: Polyurethane is a versatile polymer material that is often used for flexible car parts. It may be used for rear diffusers that require some bending without breaking. For example, the blades or fins of a diffuser can be made from polyurethane to allow them to flex slightly in the wind without snapping off easily. This is because the flexible design can help the diffuser withstand strong gusts better than rigid pieces would.
Ford Focus rear diffusers require regular maintenance to continue working well. They should be cleaned every few weeks to prevent dirt from building up. A soft sponge with soapy water or a special car cleaning spray can be used. It is important to avoid using products that have a lot of alcohol in them. Alcohol can damage certain types of plastics used in the diffuser over time.
It may also be good to apply a protectant once in a while. Look for sprays or creams made specifically for car parts. These will help keep everything looking nice while shielding against the weather and sun's rays. If any bolts or screws become loose, they should be tightened right away. Driving on bumpy roads or hitting curbs can cause pieces to come undone. A quick inspection after such incidents is wise.
With proper care, the diffuser will last a long time and keep the car stable at high speeds. However, if major damage occurs, it is best to replace the entire diffuser. Trying to fix individual fins or blades that are broken may not work well. Plus, the repaired areas may not match how the diffuser originally looked.
When shopping for a Ford Focus rear diffuser, business buyers should consider the following factors:
Ease of Installation
Some rear diffusers require extensive modifications to the vehicle, which can make installation complex and time-consuming. Choose a diffuser that is easy to install with minimal modifications for quick and cost-effective installation.
Material Considerations
Rear diffusers are typically made from ABS plastic, carbon fiber or fiberglass. ABS plastic is durable and resistant to impact, making it a popular choice for everyday driving. Carbon fiber diffusers are lightweight and provide superior aerodynamic benefits but can be more expensive. Fiberglass is an affordable option but may not be as durable as ABS plastic or carbon fiber.
Style and Aesthetics
Select a rear diffuser that complements the overall style of the Ford Focus. Consider the color, finish and design features to ensure a cohesive and visually appealing appearance. Whether it's a sleek and modern look or a more aggressive and sporty design, choose a diffuser that matches the desired aesthetic.
Compatibility with Other Mods
If other modifications exist, such as a modified exhaust system or a custom body kit, ensure the rear diffuser is compatible with them. This will maximize the performance benefits and create a unified look.
Test and Reviews
Look for testimonials or reviews from other customers who have purchased and installed the same rear diffuser. Their experiences can provide valuable insight into the product's quality, performance and ease of installation.
Replacing a rear diffuser on a Ford Focus is a straightforward process that can be done with basic tools. Here's a step-by-step guide to replacing a rear diffuser:
It's always recommended to consult the Ford Focus owner's manual or a professional mechanic for specific instructions related to the particular Focus model and rear diffuser being installed.
Q1: What is a diffuser on a car?
A1: A diffuser is a component generally placed on the rear underside of a vehicle. It is designed to improve the car's aerodynamics. The diffuser works by transitioning the airflow exiting the vehicle. This reduces drag and enhances the vehicle's stability at high speeds.
Q2: Is a diffuser necessary for a car?
A2: While a diffuser is not essential for a car's functionality, it is important for performance, especially in high-speed vehicles. It helps to reduce drag, increase downforce, and improve overall vehicle stability.
Q3: Can beginners install the diffuser themselves?
A3: Yes, it is possible for beginners to install a diffuser. Manufacturers provide comprehensive instructions and guidelines for installing the diffuser. Moreover, some suppliers sell diffusers that are easy to install without any modifications to the car's chassis.
Q4: Do diffusers fit all car models?
A4: No, not all cars are compatible with a diffuser. Nonetheless, it can be fitted onto most cars, including sedans, hatchbacks, and SUVs. However, the types and designs of the diffuser suitable for each car model will vary. It is advisable to consult the manufacturer to find out whether a diffuser can be fitted onto a particular car model.
Q5: Does the diffuser come with a warranty?
A5: Many aftermarket diffusers come with a manufacturer's warranty. Buyers should keep the invoice and any other relevant documents in order to claim warranty in case of defects. Additionally, some suppliers offer a one-year guarantee for aftermarket car parts, including the Ford Focus rear diffuser.