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The Best Rear Bumper Diffuser of 2023 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Rear Bumper Diffuser of 2023. Check our ranking below.

2,603 Reviews Scanned

Rank No. #1

Rear Bumper Diffuser Universal Car Side Fender Skirt Lip Splitter Canard Protector 1 Pair Carbon Fiber/Black (Black)

-Fits: Universal
-Material: Top Quality Light Weight PP Material
-Package Include: 2x Car Diffuser + Sets of Mounting Screws
-Protect Your Vehicle Edge from Abrasion, Make Your Car Aggressive Style
-Easy Installation with Mounting Screws Included

Rank No. #2

RULLINE 33.5" x5.2" Universal Rear Bumper Lip Diffuser Car Rear Bumper Chassis Black Spoiler Shark Fin 7 Wing Glossy Black ABS

【Reduce Air Resistance】:This shark fin diffuser designed to increase a vehicle's aerodynamic performance.Reduces car's drag about 1.6% and increases down force.Reduce the airflow into the bottom, improve the steady of vehicle during fast driving.
【Excellent Appearance】:Shark fin and clean lines design, beautiful appearance, personalize and update your car, stylish design gives a customized look.Give your vehicle a more aggressive racing look.
【ABS Material】 :Made of high Quality ABS, waterproof, lightweight but durable, not easy to break.
【Universal Fit】:Universal fit for most cars like Acura Honda Toyota BMW Chevrolet Ford etc, please measure your vehicle before purchasing.Dimensions: 22.99 x 5.98 x 1.97 inches.
【Easy Installation】:Install with screws (need drilling holes) or with adhensive double sided tape, but professional installation is still recommend.

SaleRank No. #3

Carridar 4Pcs Universal Curved Shape Rear Bumper Diffuser Shark Fin Spoiler Trim Covers Decoration Set Lip Wing Splitter, Black

【Fitment】 Universal fit.
【High Quality】 Made of high quality glossy finish black ABS plastic. Longer lifetime, no faded with long-time exposure
【Easy to install】 These Curved Shape Rear Bumper Diffuser are very easy to be installed with no modification required
【Features】 High class and unique design change the ordinary exterior and upgrade your car with a modern look.
【Package includes】 4 x Curved Shape Rear Bumper Diffuser (screws are included), 1 x Double-sided adhesive Tape; 1 Year manufacturer warranty since order purchase date. Feel free to send us email if there's any issue before or after purchase, your case will be taken seriously regardless of warranty period.

Rank No. #4

Miytsya 2 PCS Rear Bumper Canard Diffuser Splitter Protector Universal Rear Bumper Lip Body Kit Rear Side Skirt Valence Spoiler (Bright Black)

★ Exquisite Workmanship: Premium quality ABS material in great finished, light, anti-corrosion, rust resistant and never fade. High temperature resistant, ensures maximum strength and durability for long lasting usage.
★ Function: The rear bumper diffuser can absorb impacts and prevents scratches, smooth and delicate cross-section, effectively protects the bumper from bump damages or scratch when stopping or parking.
★ Fitment: Universal for most of car models, fluid curve surface, only use on rear bumper, gives your car exterior a more luxury and glamorous look in a minutes.
★ Easy to Install: Clean the installation location, it can be mounted on screw or stick with double side adhesive tape. Product may require drilling holes and apply bolts to attach to your bumper.
★ After Sale: If you have any question on use, kindly contact us at any time directly, we will solve the problem for you within 24 hours on weekdays.

SaleRank No. #5

4pcs Car Rear Lower Bumper Wing Lip Diffuser, Anti-Crash Accessories Spoiler Shark Fin Protector, Rear Bumper Splitter Lip Wing with Screw, Universal Auto Decoration for Car SUV Truck

【Good Quality】: Made of high-quality ABS material, it is durable, waterproof, not easy to deform, there are four colors for you to choose. It is lightweight, scratch-resistant, not easy to rust, and has a long service life. Shark fin style brings a stylish look to your car. It is a product that is both practical and aesthetically pleasing.
【Shark Fin Spoilers】: The shark fin design uses aerodynamic principles to reduce wind effect and protect your car's rear bumper from scratches or minor wear and damage. This unique design makes your car look more aesthetically pleasing, more racing-like and stand out from other vehicles.
【Universal Fit】: The package contains 4 rear diffuser spoilers and is universally suitable for most vehicles. The product size is 4.9x2.6 inches, please confirm the size before purchasing to make sure it is more suitable for your vehicle. If you have any questions about our products, please contact us directly! We will help you solve the problem and will always do our best to meet your needs.
【Easy to Install】: The diffuser is very simple to install, fix the diverter to the rear bumper with double-sided tape, and then install screws to make it more stable. In that way no matter how fast you drive or how bad the road condition is, it won't fall off easily. The installation process won't take you much time. You can do it independently.
【Elegant Surface】: There are four colors for you to choose, black, red edge black cover, red cover, carbon fiber. Elegant surface and exquisite workmanship make your vehicle look beautiful and stylish. There are four splitters, matching screws and strong double-sided tape in the package. If you want your car to have a sporty style, you can try this product.

Rank No. #6

TEMSONE Rear Bumper Lip Splitter Diffuser Spoiler Kit 2Pcs Universal Anti-Scratch Car Side Fender Skirt Canard Protector Exterior Decoration Trim (Glossy Black)

Rank No. #7

MOTOKU Universal Rear Bumper Lip Diffuser Spoiler 7 Shark Fin Style Gloss Black ABS 33" x 6"

Top Length ：33 Inches; Lower Length ：31 Inches; Height：6 Inches; Fin Height ：2 Inches
Package Includes ： 1x Diffuser; 1pc Double Sided Tape;
Our newly designed universal diffuser allows the end user to take advantage of all angles to create a fully custom look.
Please make sure to measure the location of application before purchasing.
Modification may be required to fit properly.

Rank No. #8

ZKFAR Pack-2 Car Rear Bumper Guard Diffuser Splitter, Front Bumper Lip Body Kit Vehicle Blade Rear Shovel, Side Fender Skirt Lip Splitter Guard Protector Universal Size for Most Cars (Black)

High Quality: Made of premium quality PP material, the product is enough to prevent cracking with gloss powder-coated finish with an easy bolt-on underneath installation, superior craftsmanship and durability.
Features: Enjoy the super cool and exquisite appearance of your car after installing. Elegant surface and exquisite workmanship, a great decoration to upgrade the look of your car, increases your racing style.
Application: Custom fit most vehicles, product may require drilling holes and apply bolts to attach to your bumper. It can absorb impacts and prevents scratches, effectively protects the bumper from small bump damages or scratch when stopping or parking.
Installation: Quick and easy installation car spoiler. It can be mounted on screw or stick with double side adhesive tape, low cost way of packaging to protect your car, build a running car, let your car looks cool.
Package Include: 2 pcs car diffuser and sets of mounting screws, designed for most cars, off-roads, SUVs, trucks.

SaleRank No. #9

Acmex Rear Diffuser Compatible with 2015-2024 Dodge Charger Diffuser SRT Rear Lip Bumper Diffuser PP Valance Splitter OE Style Rear Body Splitter Valance PP Material(Matte Black)

★【Perfect Fitment】Acmex Rear Diffuser Compatible with 2015-2018 SRT392, 2015-2018 R/T Scat Pack, 2015-2020 SRT Hellcat, 2017-2018 R/T 392, 2019-2024 GT, 2019-2024 Scat Pack, 2019-2024 Scat Pack 392. (TIPS：Will NOT fit R/T and any Widebody Models.Application will only work with SINGLE ROUND EXHAUST)
★【High Quality Material】Our Rear Diffuser itself is made of high quality lightweight and durable PP material. Since it is relatively close to the car's air vent, the temperature during driving will cause certain damage to the body. The PP material itself has the effect of high temperature resistance and corrosion resistance for safety and long-term use.
★【Easy DIY Installation】There are reserved positions for Rear Diffuser holes. You only need to screw on the accessories according to the specific position to complete the installation. If the hole position is not correct, please confirm whether the car is R/T or any Widebody Models.
★【Aerodynamic Design】Rear Body Splitter Valance main role is reduce the adverse airflow generated by the car while driving, increase the downforce of the car, enhance high-speed stability. At the same time reduce the fuel consumption of the car while driving
★【Improve Appearance Style】The Rear Diffuser comes in a nice matte black, and slightly curved to fit bumper. Add a personalised new look to make your car more aggressive by car Rear Diffuser.

Rank No. #10

Auraroad Rear Diffuser Compatible with Camry SE XSE 2018-2023 Rear Bumper Lip Shark Fins Body Splitter Valance Diffuser (Glossy Black)

PERFECT FIT:This rear lip bumper diffuser compatible with 2018-2023 Camry SE/ Hybrid SE/ XSE model only. Will not fit LE/XLE model.Please confirm your own car model before buying
HIGH-QUALITY MATERIALS:The rear diffuser made out of light weight PP material,it has good mechanical properties, good impact resistance and heat resistance. Our rear bumper diffuser go through a rigorous quality control inspection.Please rest assured to buy
ABOUT INSTALLATION: The product is installed with bolts. You need to drill holes according to the holes on the rear diffuser, then align the installation position and press down to install the screws to make it stronger. There are screws in the package, professional installation is recommended
EXCELLENT APPEARANCE: Auraroad rear diffuser In nice painted glossy black finish,highlights the sportiness and fashion of the car.Add much more aggressive to the rear end ,make your beloved car stand out
AERODYNAMIC CHARACTERISTICS: With this rear diffuser, up-lift at the tail of your vehicle can be efficiently reduced.When the car is driving at high speed, the rear diffuser effectively reduce and restrain the impact of air resistance when the car is driving at high speed, improve driving stability, and reduce fuel consumption

Rank No. #11

31" Universal ABS Carbon Fiber Rear Bumper Lip Diffuser Car Rear Bumper Chassis Black Spoiler Shark Fin Wing Fit Most Vehicle

🚗 Reduced air resistance: The rear spoiler can improve the aerodynamics of the car, reduce air resistance, and increase fuel efficiency.
🚗 Improved stability: The rear spoiler can improve the stability of the car during high-speed driving by changing the airflow at the rear of the vehicle.
🚗 Reduced noise: The rear spoiler can reduce the airflow noise generated during driving, improving driving comfort.
🚗 Aesthetic appeal: The design and materials of the rear spoiler can enhance the appearance of the car.
🚗 High-quality materials: High-quality materials can ensure the stability and durability of the rear spoiler during long-term use.

Rank No. #12

Black Shark Fin Rear Bumper Diffuser W/Decorative Exhaust Tip Compatible with 2016-2018 Honda Civic 4 Door Sedan

Fits: 2016-2018 Honda Civic 4 door Sedan Model. Won't Fit Si/ Hatchback /2 Door Model
JDM Sport Style Rear Diffuser At Decent Price.
Direct Replacement Type Bumper Diffuser, It Replace Your Original Diffuser
Unpainted Flat Black Finish With Center Part Painted In Black Color
Instruction Not Included, Professional Installation Is Highly Recommended.*

Rank No. #13

1 x Carbon Fiber Paint Style Plastic Rear Lower Bumper Diffuser Fin Spoiler Lip Wing Splitter 34"x6"

✔CAU TION: These are UNIVERSAL item. Vehicle compatible shows "FIT" because they are universal. Please check item specification image and cutting / drilling MIGHT be required during installation. Please BUY with CAUTION. Any used parts / modified parts are NOT returnable and buyer is responsible for return shipping. Any question feel free to click "ASK A QUESTION" so we can answer BEFORE your purchase.
✔No installation is provided. Since this is universal fit item, there is no certain installation for different models of vehicles. Professional installation is recommended. Please test-fit before installing. If any fitment issue, please contact us so we can help.
✔Dimension: 34" x 6"
✔100% Brand New that has never been used or installed
✔Gives your vehicle a sporty ang aggressive look

Rank No. #14

4pcs Car Rear Lower Bumper Wing Lip Diffuser, Anti-Crash Accessories Spoiler Shark Fin Protector, Rear Bumper Splitter Lip Wing with Screw, Universal Auto Decoration for Car SUV Truck

【Good Quality】: Made of high-quality ABS material, it is durable, waterproof, not easy to deform, there are four colors for you to choose. It is lightweight, scratch-resistant, not easy to rust, and has a long service life. Shark fin style brings a stylish look to your car. It is a product that is both practical and aesthetically pleasing.
【Shark Fin Spoilers】: The shark fin design uses aerodynamic principles to reduce wind effect and protect your car's rear bumper from scratches or minor wear and damage. This unique design makes your car look more aesthetically pleasing, more racing-like and stand out from other vehicles.
【Universal Fit】: The package contains 4 rear diffuser spoilers and is universally suitable for most vehicles. The product size is 4.9x2.6 inches, please confirm the size before purchasing to make sure it is more suitable for your vehicle. If you have any questions about our products, please contact us directly! We will help you solve the problem and will always do our best to meet your needs.
【Easy to Install】: The diffuser is very simple to install, fix the diverter to the rear bumper with double-sided tape, and then install screws to make it more stable. In that way no matter how fast you drive or how bad the road condition is, it won't fall off easily. The installation process won't take you much time. You can do it independently.
【Elegant Surface】: There are four colors for you to choose, black, red edge black cover, red cover, carbon fiber. Elegant surface and exquisite workmanship make your vehicle look beautiful and stylish. There are four splitters, matching screws and strong double-sided tape in the package. If you want your car to have a sporty style, you can try this product.

Rank No. #15

KUAFU Rear Bumper Diffuser Lip Spoiler Compatible with 2013-2020 Subaru BRZ Replacement for E5610CA000 Black ABS

FITMENT - THe Rear Bumper Diffuser is comaptible with 2013-2020 Subaru BRZ and replacement for E5610CA000.
IMPROVE AERODYNAMICS - The rear diffuser increases the downforce of the vehicle, which increases grip and reduces aerodynamic drag, improving performance.
UPGRADE APPEARANCE - The sporty look adds aggressive style to your car, setting it apart from other vehicles on the street. Made of high-quality ABS plastic, solid and durable, can accompany you for a long time.
INSTALLATION - Bolt and snap fastening for easy handling. Professional installation is recommended.
PACKAGE INCLUDED - You will receive 1 piece Black Rear Diffuser as shown. Mounting accessories are included but installation instructions are not included.

Rank No. #16

Rear Diffuser V3 Style Compatible with 2015-2023 Dodge Charger SRT Rear Lip Bumper Diffuser PP Valance Splitter OE Style Fit Non-Widebody Models, Matte Black

【Accurate Fitment】This rear diffuser is compatible with 2015-2019 SRT 392, SRT Hellcat; 2017-2018 Daytona, Daytona 392, Daytona R/T, R/T 392; 2019-2023 Scat Pack, Scat Pack 392, GT, R/T. (**Will NOT fit SXT or any Widebody Models** Only Fits Round Exhaust Tips**) Please check the type fitment carefully before ordering
【Premium Material】Made of lightweight & top-grade PP material for superior durability and long-lasting performance. Our rear bumper diffuser is built through strict quality control
【Excellent Design】This V3 style charger rear diffuser has a beautiful appearance. GT shark fins and clean lines design will dramatically improve the sporty appearance of your car, add a much more aggressive look to the car's rear end
【Aerodynamic Function】This OE style rear diffuser is designed to increase the vehicle's aerodynamic performance. Reduce the adverse airflow generated by the car while driving, increase the downforce and enhance high-speed stability
【No-Hassle Installation】If you want the rear diffuser to be stronger, we suggest drilling installation. The rear diffuser fits perfectly with the original screws and has clips to assist in fixing. Instruction is not included, professional installation is highly recommended

Rank No. #17

KUAFU Rear Bumper Diffuser Lip Compatible with 2012-2014 Dodge Charger SRT8 V2 Style Rear Bumper Chin Valance Spoiler Shark Fin Carbon Fiber Printing - Carbon Fiber Color

Fitment: The rear bumper diffuser compatible with 2012-2014 Dodge Charger SRT8 V2 Style. Please Note: Will Not Fit Double Round/Square Exhuast Tips
Feature: Made of high quality automotive grade ABS plastic, wear resistance, stable and reliable, high strength, good impact resistance, not easy to damage, good anti-aging performance. Using carbon fiber printing to enjoy a high value carbon fiber exterior gives your vehicle more fashionable and luxurious attractive appearance that looks great.
High Performance: The diffuser can reduce the air flow from both sides of the body into the bottom of the body, reduce the air resistance, so that the vehicle can still maintain stability at high speeds, thus improving driving safety and comfort.
Package List: 1 X Carbon Fiber Color Bumper Diffuser. No instructions. Installation hardware are included.
Installation: No additional modifications required, direct bolt-on and 3M tape installation. Professional installation is always highly recommended.

Rank No. #18

NewYall Black Universal 26inch x 5inch Rear Shark 6 Fin Curved Bumper Lip Diffuser Spoiler Decoration Kit

For Ford; For Nissan; For Toyota; For Volkswagen; For Seat; For Peugeot; For Mercedes-Benz;
For Mazda; For Maserati; For Lotus; For Lincoln; For Lexus; For Land Rover; For Kia;
For Jeep; For Jaguar; For Infiniti; For Hyundai; For Acura; For Chevrolet; For Alfa Romeo;
For Audi; For BMW; For Cadillac; For Dodge; For Ferrari; For GMC; For Honda; For Subaru
For Volvo; For Buick; For Chrysler;

Rank No. #19

Lidscura Rear Bumper Diffuser, Car Bumper Spoiler, Carbon Fiber Car Side Fender Skirt Lip, Rear Bumper Lip Anti-Crash Splitter Canard Protector(Black)

Compatibility: Carbon Fiber Rear Bumper Diffuser is only suitable for Hatchback car and Sedan car, It is not universal
Reliable Quality: Made of premium ABS material and carbon fiber, durable and dependable.
Function: Protect your car edge from abrasion, and reduce the corrosion of rain and mud water.
Package Contents: 2Set Car Rear Bumper Diffuser+6PCS Mounting Screws.
AFTER-SALES SERVICE: We have a professional customer service team, any problems, please contact us in time, we will give you a solution within 24 hours！

Rank No. #20

Xotic Tech Rear Bumper Lip Diffuser Splitter Canard Black, Compatible with Honda Civic 10th Gen 16-21 Sedan

2 pieces of JDM Style Black Rear Bumper Lower Side Splitter Apron Valence
Compatible with Honda Civic 4 Door Sedan Model 2016-2021（Will Not Fit Si or Hatchback Model）
Give your car a very sporty looking in minutes by adding this Rear bumper canard
It is durable and long lasting during any weather situation
Product may require drilling holes and use the screws to permanently secure the rear bumper lip

Last update on 2023-08-03 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best Rear Bumper Diffuser?

Do you get stressed out thinking about shopping for a great Rear Bumper Diffuser? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching Rear Bumper Diffuser, which is why we have assembled a comprehensive list of the greatest Rear Bumper Diffuser available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Rear Bumper Diffuser that you consider buying. Your questions might include the following:

Is it worth buying an Rear Bumper Diffuser?
What benefits are there with buying an Rear Bumper Diffuser?
What factors deserve consideration when shopping for an effective Rear Bumper Diffuser?
Why is it crucial to invest in any Rear Bumper Diffuser, much less the best one?
Which Rear Bumper Diffuser are good in the current market?
Where can you find information like this about Rear Bumper Diffuser?

We’re convinced that you likely have far more questions than just these regarding Rear Bumper Diffuser, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Rear Bumper Diffuser, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Rear Bumper Diffuser. Make sure that you are only using trustworthy and credible websites and sources.

We provide an Rear Bumper Diffuser buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Rear Bumper Diffuser currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

Brand Value: Every brand of Rear Bumper Diffuser has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
Features: What bells and whistles matter for an Rear Bumper Diffuser?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your Rear Bumper Diffuser.
Customer Ratings: Number ratings grade Rear Bumper Diffuser objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Rear Bumper Diffuser.
Product Quality: You don’t always get what you pay for with an Rear Bumper Diffuser, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an Rear Bumper Diffuser is should be an indication of how long it will work out for you.

We always remember that maintaining Rear Bumper Diffuser information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding Rear Bumper Diffuser is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.

FAQ:

Q: Where does a diffuser go on a car?

A: Today’s cars often feature diffusers integrated right into the rear bumper fascia – some functional, some purely aesthetic. Either way, adding a new rear diffuser to your BMW, Scion FR-S or other sports car will give your car a more aggressive, track-ready look.

Q: What makes Apr performance rear diffuser so good?

A: APR Performance Rear Diffusers integrate with the rear bumper area to to reduce overall lift and drag. Formed in the autoclave at high temperatures, APR Performance Rear Diffusers are made from pre-preg carbon fiber materials to be strong and light weight.

Q: What kind of material are rear diffusers made of?

A: Formed in the autoclave at high temperatures, APR Performance Rear Diffusers are made from pre-preg carbon fiber materials to be strong and light weight. The Downforce Balance graph (shown at the left) illustrates which areas of the vehicle this product affects.

Q: What does a Duraflex rear diffuser do for You?

A: Rear Diffuser by Duraflex®. Accelerate the velocity of the airflow underneath your car with this Rear Diffuser. At speed, it’ll decrease the pressure under the car with a resulting increase in downforce. Increased downforce will help…