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Performance Rear Bumper Diffuser Seat Leon III Cupra 5-Door

Becquet Voiture price
174,90 €

Price in cart: 157,41 €
An extra −10% applied automatically, no code needed.

Ships within 48 h · delivery in 8 to 25 business days · 30-day returns

Ships within 48 hours with tracking and insurance. Estimated delivery in 8 to 25 business days (France and EU).
Free shipping on orders over 99 €, otherwise 9,95 €.
30 daysto change your mind
Secure payment3D Secure, PayPal
Legal warranty2-year conformity guarantee
Expert advicereply within 24 business hours
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DescriptionEverything about this product

Optimize the Aerodynamics of Your Seat Leon Cupra

Enhance the rear of your vehicle with this bumper diffuser designed specifically for the Seat Leon III Cupra 5F. This tuning accessory does not just improve the sporty aesthetics of your car; it plays a crucial role in managing airflow under the chassis. By reducing drag and increasing rear aerodynamic downforce, this diffuser contributes to better stability on the road and on the track, particularly at high speeds.

Aggressive Design and Premium Finish

Developed to blend seamlessly with the Cupra's sharp lines, this diffuser features a glossy black finish that accentuates the model's aggressive character. Its design includes vertical fins optimized to channel air and reduce turbulence, offering an authentic racing look directly inspired by motorsport.

Installation and Technical Compatibility

This body kit is exclusively compatible with the Cupra version of the Seat Leon III (5F chassis, years 2012 to 2020). Installation requires permanent mounting: fitting requires drilling the original bumper. We strongly recommend performing a dry fit to check the alignment before any final mounting. The kit is supplied with all the necessary mounting hardware for a professional installation.

Enhance Your Driving Experience

Whether you are a tuning enthusiast looking to personalize your car or an amateur driver wishing to optimize your Cupra's performance, this diffuser represents the ideal compromise between style and functionality. To complete your build, discover our range of dedicated bumper fins and stickers.

Don't wait any longer to transform your Seat Leon. Order this performance diffuser now and enjoy fast, secure delivery.



Vehicle Compatibility: Seat Leon III Cupra (5F)
Compatible Years: 2012 - 2020
Position: Rear (Bumper)
Material: High-Resistance ABS Plastic
Finish: Glossy Black
Mounting Type: Screw-in (Drilling required)
Style: Performance / Racing
Function: Aerodynamics and Aesthetics
Kit Contents: Diffuser + Mounting Screws
Brand:
Vehicle compatibilitySeat Leon MK3 and Cupra Leon 5F
Seat Leon MK3 and Cupra Leon 5F 2 compatible versions: find yours below.
  • Seat Leon2012-2020MK3
  • Cupra Leon2012-20205F

Check before ordering

  • Number and position of the exhaust outlets, and rear bumper finish (standard or sport)
Not sure? Send us your VIN and the link to this product: we check compatibility for free and reply within 24 business hours. Ask an advisor
Installation1 h to 2 h · Drilling required, screw fixing
DifficultyPro recommended
Time1 h to 2 h
FixingDrilling required, screw fixing
Professional fitting recommended. This part involves safety, wiring or bodywork: a garage or body shop will fit it quickly and safely.

In the box

  • Diffuser
  • Mounting hardware

Useful tools

  • Torx screwdriver
  • Socket wrench
  • Plastic trim removal kit
  • Jack and jack stands
  • Drill
  • Metal drill bits

Fitting steps

  1. Dry-fit the diffuser

    Place the diffuser under your vehicle's rear bumper and check the alignment with the exhaust outlets. Check the package contents: Diffuser, Mounting screws. Part designed for: Seat Leon MK3 and Cupra Leon 5F. Check that your vehicle is one of them.

  2. Remove the original part

    Remove the screws and clips under the bumper, then unclip the original skirt or diffuser.

  3. Mark and drill

    Hold the diffuser in place, mark the holes, then drill first with a small bit before the final diameter.

  4. Protect and fix

    Deburr, apply an anti-rust product to the edges of the holes, then fix the diffuser with the hardware and seals.

  5. Check the result

    Check the alignment with the exhaust outlets and the clearance from the ground.

  • Check what is behind the panel before drilling (wiring, reinforcements).
  • Put the vehicle on jack stands or a lift: never work under a car held up only by the jack.
  • Let the exhaust cool down before working near it.
Need help while fitting? Write to us with a photo: an advisor will reply within 24 business hours. Ask for help
Shipping and returnsShips within 48 hours · 30 days to change your mind
Order prepared and shipped within 1 to 2 business days, with a tracking link.
  • Delivery in 8 to 25 business days to France and Europe, 15 to 30 days to French overseas territories and the rest of the world. Shipping info.
  • Tracked and insured shipping (loss, damage, theft): 9,95 €, free on orders over 99 €.
  • 30 days after delivery to change your mind: item not fitted, in its original packaging.
  • Tracking link sent by email as soon as your order ships. Shipping policy · Return policy

Optimize the Aerodynamics of Your Seat Leon Cupra

Enhance the rear of your vehicle with this bumper diffuser designed specifically for the Seat Leon III Cupra 5F. This tuning accessory does not just improve the sporty aesthetics of your car; it plays a crucial role in managing airflow under the chassis. By reducing drag and increasing rear aerodynamic downforce, this diffuser contributes to better stability on the road and on the track, particularly at high speeds.

Aggressive Design and Premium Finish

Developed to blend seamlessly with the Cupra's sharp lines, this diffuser features a glossy black finish that accentuates the model's aggressive character. Its design includes vertical fins optimized to channel air and reduce turbulence, offering an authentic racing look directly inspired by motorsport.

Installation and Technical Compatibility

This body kit is exclusively compatible with the Cupra version of the Seat Leon III (5F chassis, years 2012 to 2020). Installation requires permanent mounting: fitting requires drilling the original bumper. We strongly recommend performing a dry fit to check the alignment before any final mounting. The kit is supplied with all the necessary mounting hardware for a professional installation.

Enhance Your Driving Experience

Whether you are a tuning enthusiast looking to personalize your car or an amateur driver wishing to optimize your Cupra's performance, this diffuser represents the ideal compromise between style and functionality. To complete your build, discover our range of dedicated bumper fins and stickers.

Don't wait any longer to transform your Seat Leon. Order this performance diffuser now and enjoy fast, secure delivery.



Vehicle Compatibility: Seat Leon III Cupra (5F)
Compatible Years: 2012 - 2020
Position: Rear (Bumper)
Material: High-Resistance ABS Plastic
Finish: Glossy Black
Mounting Type: Screw-in (Drilling required)
Style: Performance / Racing
Function: Aerodynamics and Aesthetics
Kit Contents: Diffuser + Mounting Screws
Brand:
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  • 30 daysto change your mind
  • Legal warranty2-year conformity guarantee
  • Expert advicereply within 24 business hours
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