2016-2020 Honda Civic SI Coupe - Rear Diffuser

Price includes FREE SHIPPING anywhere in the US.

All aero is designed, produced, and shipped out of California.

Made out of 6mm thick Aluminum Composite Material (ACM). ACM possesses excellent UV resistance, weatherability, anti-corrosion skin, and can be easily cleaned allowing the material to maintain its sleek and brilliant look.

It is precisely cut by our professional grade CNC machine.

Laser engraved in-house to ensure a consistent, high quality finish. All aero can be installed by the purchaser although a professional install is recommended.

If applicable, please reference the images shown in this listing to ensure this diffuser will fit your vehicle.

Product Model: 2019 HONDA CIVIC SI COUPE

2016 Honda Civic SI Coupe
2017 Honda Civic SI Coupe
2018 Honda Civic SI Coupe
2019 Honda Civic SI Coupe
2020 Honda Civic SI Coupe

This Rear Diffuser was designed to fit the OEM bumper. Removing splash guards for better fitment is recommended.

(Please email us if you have questions about fitment)

Main Panel (x2)
Main Panel Fin (x2)
Driver Side Panel
Passenger Side Panel
Carbon Fiber PETG Mounting Brackets
Stainless Steel Hardware
Installation Guide

Drill
Screwdriver
¼” Wrench
10mm Wrench

Shipping Lead Time:
Built inventory items will be shipped within 1-2 business days after the order is processed (this excludes weekends/holidays).

Delivery:
Free shipping is offered for all item(s) being shipped to a physical address within the 48 continental United States.

Returns:
Our return policy is valid for 20 days following the tracking numbers delivery date.
To be eligible for a return, your item must remain sealed in its original packaging and be returned in its entirety.

PLEASE READ OUR TERMS OF SERVICE FOR MORE INFORMATION.