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

🏁 JMTBNO Universal Rear Bumper Shark Fin Diffuser Kit — Street-Ready Aero Style

Give your ride a bold, race-inspired finish with the JMTBNO 4pcs Universal Rear Bumper Diffuser Shark Fin Spoiler Kit. These curved black fins instantly transform any car’s rear bumper with a sleek, aerodynamic look — the kind of styling cue you’d expect on high-performance track cars.

  • 🚗【Fitment】 Universal fit
  • 🚗【High Quality】 Made of high quality glossy 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,Adhesive and hardware included

💨 Why You’ll Love These Shark Fin Diffusers

Because small details make a big difference. These shark fin-style spoilers improve airflow around your rear bumper while adding an aggressive, high-performance aesthetic that fits nearly any car.

Key Features:

  • 4-piece universal fit for most sedans, coupes, and hatchbacks

  • Curved aerodynamic design — inspired by race diffusers

  • Durable ABS plastic construction — strong, lightweight, and impact-resistant

  • Matte black finish — subtle and easy to color-match

  • Enhances airflow & rear-end stability

  • Easy installation with pre-applied adhesive backing

Whether your car’s stock or fully built, these fins make your rear end look faster, even when parked.

  • 🚗【Features】Shark Fin shape gives your truck or SUV improved protection against scratching.Personalize and update your car, stylish design gives a customized look.
  • 🚗【Package includes】 4 x Curved Shape Rear Bumper Diffuser (screws are included), 1 x Double-sided adhesive Tape;

$17.59

SKU: B09LXYJ9MF

⚙️ Universal Fit. OEM+ Style.

The curved design adapts easily to most bumper shapes, giving you a clean, flush fitment that looks factory-installed. Ideal for Honda, Nissan, Toyota, Subaru, BMW, and more, these diffusers give you the aesthetic of a full aero kit at a fraction of the cost.

Material: ABS plastic with black finish
Set Includes: 4 curved fins with adhesive mounting tape


🔩 Installation Made Simple

No drilling, no stress — just peel, stick, and press. For best results, clean your bumper surface thoroughly and heat the adhesive tape slightly before applying.

Pro Street Tip: Space your fins evenly along the bumper’s lower edge for a balanced, symmetrical look that matches professional diffuser layouts.


🔥 Perfect Finishing Touch

Add these shark fin splitters to your rear bumper to complement your front lip, side skirts, or rear diffuser setup. They create a cohesive, motorsport-inspired appearance while improving rear airflow for better stability at speed.


🏆 Final Verdict

The JMTBNO 4pcs Universal Rear Bumper Diffuser Shark Fin Kit is the easiest and most affordable way to give your car a track-inspired rear-end transformation. Durable, stylish, and easy to install — it’s the perfect finishing touch for any build.

[👉 Shop the JMTBNO Rear Bumper Shark Fin Diffuser Kit Now at Pro Street Online]
Sharper looks. Better airflow. Pure street presence — only at Pro Street.

Specification: JMTBNO 4pcs Universal Curved Shape Rear Bumper Diffuser Shark Fin Spoiler Trim Covers Decoration Set Lip Wing Splitter,Black

Weight 0.167262 kg
Dimensions 18.0086 × 11.4046 × 4.699 cm

10 reviews for JMTBNO 4pcs Universal Curved Shape Rear Bumper Diffuser Shark Fin Spoiler Trim Covers Decoration Set Lip Wing Splitter,Black

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  1. José merino


    Muy buen producto dale un estilo deportivo a tu auto yo compré el mío y quedó hermoso lo recomiendo cómprate el tuyo ya

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  2. J Coons


    Tiny, could barely see them.

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  3. Dennis Cochran


    looks good easy install 2025 ct5

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  4. G


    They are nice and shiny and easy to install, although they aren’t as big as the picture shows so just be aware of that

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  5. Mel


    Looks nice but dosent give very clear instructions kinda had to jerry rig them onto my malibu

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  6. KiaNation


    Legendary

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  7. PrettyGrippaz


    Item is Small looks like a kids toy don’t waste your money

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  8. Marcus Williams


    Too small for bumper

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  9. Troy C.

    Great product!
    Super solid

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  10. Amazon Customer

    Does not fit Mazda 3
    Does not fit 2020 Mazda 3

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