Non Aggressive Styled Rear Diffuser
Fits: 15-21 WRX/STI
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Availability & lead time
This item is currently backordered or its inventory is not tracked in real time. Once your order is placed, we will source it through the manufacturer or our distributor network and ship it as soon as possible. If you need the item by a specific date, please contact us for an estimated ship date before ordering.
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Pay over time · Est. $26.57/payment ⓘ
Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded. View all options
Pay over time · Est. $26.57/payment ⓘ
Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded. View all options
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Fitment
Fitment
- 2015–2021 Subaru | WRX STI
- 2015–2021 Subaru | WRX
Description
Description
Decrease lift and drag dramatically on your WRX/STI with a simple bolt on diffuser. By using CFD to aid in the design stage, we were able to extract more performance out of our initial design as well as prove the unit will function in the real world.
Construction:
0.063 Thick 5052 Aluminum
Stainless hardware throughout
Features:
Powder Coated Matte Black
Organic Shape
Flat head riveted strakes (No rivet heads visible, flat bottom)
Simple Bolt on installation
Reduces drag
Significantly reduces lift
Optional 2pc differential/suspension covers reduce drag even further and aid in feeding the diffuser clean air.
Confirmed Exhaust Fitment:
Stock Exhaust
Agency Power Exhaust
Blitz Nur Spec
Blitz Nur Spec F-TI
Borla Exhaust
Cobb Exhaust
Corsa Exhaust
ETS Exhaust Sysemts
Greddy Supreme SP
HKS Hi-Power (all)
HKS Legamax
HKS Super Turbo
Injen
Invidia N1 dual
Invidia Q300 single and dual
Invidia R400
Magnaflow Exhaust
Milltek Exhaust System
Mishimoto
Nameless axle and cat backs
Perrin
RCE Clubsport
SubiSpeed
Turbo XS
X Force
Confirmed Exhaust that Needs Trimming:
Invidia N1 Single
Tomei Type 80
STI Upgraded Exhaust - Dealer Option Model
Shipping and Delivery
Shipping and Delivery
Review our Shipping Policy for delivery details, shipping costs and exclusions.
Warranty and Support
Warranty and Support
Return and Refund
Return and Refund
Eligibility, exclusions, applicable fees and exceptions are detailed in our Return Policy. Restrictions apply to special-order and custom products.
Proposition 65
Proposition 65
Proposition 65 Warnings: cancer and reproductive harm www.p65warnings.ca.gov
