![2017-2021 Honda Civic Rear Diffuser (Hatch [Non Sport] )](http://smgspeed.com/cdn/shop/files/civic_sedan_rear_diff_f1938867-910a-462b-b76a-25b08380bdc1.png?v=1758046378&width=800)
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![2017-2021 Honda Civic Rear Diffuser (Hatch [Non Sport] )](http://smgspeed.com/cdn/shop/files/03_2_eeb98056-c79b-4d9e-9d49-f97ddce11af3.jpg?v=1758046378&width=800)
![2017-2021 Honda Civic Rear Diffuser (Hatch [Non Sport] )](http://smgspeed.com/cdn/shop/files/04_1_f7442bb3-76c0-4cb4-8639-93762ab26ae0.jpg?v=1758046378&width=800)
![2017-2021 Honda Civic Rear Diffuser (Hatch [Non Sport] )](http://smgspeed.com/cdn/shop/files/06_b0fb59dd-9ab5-47d9-b159-e98f896b338a.jpg?v=1758046378&width=800)
![2017-2021 Honda Civic Rear Diffuser (Hatch [Non Sport] )](http://smgspeed.com/cdn/shop/files/07_e7c11ec2-1507-44a4-89a9-d82b0421b1da.jpg?v=1758046378&width=800)
![2017-2021 Honda Civic Rear Diffuser (Hatch [Non Sport] )](http://smgspeed.com/cdn/shop/files/05_1_c6852c5f-e2dd-45f5-b039-2f4a3831c0a2.jpg?v=1758046378&width=800)
2017-2021 Honda Civic Rear Diffuser (Hatch [Non Sport] )
🚨 Lead Time: 2 Weeks
Designed for the 2017–2021 Honda Civic Hatchback (Non-Sport Models)
🔧 Direct Fitment
Engineered to bolt directly onto the OEM rear bumper of non-sport hatchback trims, ensuring clean fitment without hassle.
🛠️ Material
Constructed from aerospace-grade lightweight aluminum, providing durability and strength without unnecessary weight.
⚙️ Finish & Build Quality
Each unit is fully CNC’d and powder coated in a gloss black finish. Pre-drilled mounting points offer a precise installation experience.
Made in the USA
Proudly manufactured in the United States with high attention to quality and detail.
🧰 Install-Friendly
All required hardware is included.
Comes ready to install.
Professional installation is highly recommended.
💨 Why Add a Rear Diffuser to Your Civic Hatchback?
Enhance the rear-end appearance of your Civic with a more aggressive, performance-inspired look. The diffuser helps manage airflow beneath the vehicle, improving stability and reducing drag for a more planted driving feel.
Processing & Shipping Overview
Processing occurs before shipping.
Most in-stock items typically process within 2–3 business days before shipment or pickup. Expedited shipping options affect transit time after an order ships and do not speed up processing.
Made-to-order, special-order, vendor drop-ship, and freight items require additional processing time before shipping. Any extended lead times will be noted on the product page when applicable.
For the most up-to-date order status or lead time questions, please contact sales@smgspeed.com or use live chat during business hours.