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Black carbon fiber rear diffuser with vertical fins and curved aerodynamic design on white background - APR Performance rear diffuser for Honda FL5 }
Black carbon fiber rear diffuser with vertical fins and dual exhaust outlets mounted under blue Honda Civic FL5 bumper - APR Performance rear diffuser for Honda FL5 }
Carbon fiber rear diffuser with aerodynamic fins and dual exhaust cutouts installed on blue vehicle - APR Performance rear diffuser for Honda FL5 }
Brand: APR PerformanceSKU / Part #: AB-923005
Regular price
$1,530.00
Regular price
$1,700.00
Sale price
$1,530.00
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Subtotal: $1,530.00
APR Performance Rear Diffuser for Honda FL5 Civic Type R 2023-2027
Subtotal: $1,530.00

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Overview

APR Performance engineers this rear diffuser specifically for the Honda FL5 Civic Type R, addressing the aerodynamic disruption that occurs as air molecules become turbulent in the rear section of the vehicle. The diffuser implements a channeling approach to manage the high-speed airflow transition from the vehicle's underbody into the low-pressure vacuum zone that naturally forms behind any moving car.

The diffuser functions by redirecting high-speed air flow coming from underneath the FL5 Civic Type R, creating a smoother transition into the rear low-pressure area. This redirection process encourages more consistent airflow patterns underneath the vehicle, which directly enhances the performance capability of other aerodynamic components including rear wings. The improved airflow management helps produce downforce by working in conjunction with the vehicle's existing aerodynamic elements.

APR Performance designed this diffuser to integrate with the FL5's factory rear bumper configuration, maintaining the vehicle's original mounting points while adding functional aerodynamic enhancement. The component channels airflow through strategically positioned outlets that manage the velocity differential between the high-speed underbody air and the disrupted rear air zone. This engineering approach addresses the specific aerodynamic challenges present in the FL5 Civic Type R's rear section, where air displacement creates vacuum conditions that can negatively impact overall vehicle aerodynamics and reduce the effectiveness of other performance modifications.

  • Compatibility: 2023+ Honda FL5 Civic Type R
  • SKU: AB-923005

Vehicle Fitment:

MAKE MODEL CHASSIS YEAR ENGINE
Honda FL5 FL5 2023-2027
Fitment
YearMakeModel
2023–2027HondaCivic Type R

Not sure? Text us your VIN and we’ll confirm.

Shipping & returns

Shipping: Orders ship via UPS, FedEx or USPS, from our facility near Los Angeles or directly from the manufacturer. Rates for many items are weight-based and shown at checkout. If you need it by a certain date, text us before you order.

Returns: Unused items in brand-new condition and original packaging can be returned within 30 days of the invoice date, with a 25% restocking fee unless otherwise specified. In some cases we can offer a lower fee with the balance as store credit. Shipping charges aren't refundable in either direction unless approved by AutoTalent.

Not returnable: special-order or custom items, and anything that has been installed, modified or altered.

Cancellations: free if the item is out of stock or we miss the ETA you agreed to. Other cancellations carry a 5% processing fee to cover card fees we can't recover. Special-order items can't be cancelled.

Damaged in transit? Report it to the carrier and to us within 48 hours, keep all packaging, and don't send anything back without our written approval.

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