2018 Subaru WRX Intake Upgrade Parts
24 parts verified to fit your 2018 Subaru WRX for a complete intake upgrade. This is an easy DIY project — estimated 30-60 minutes.
Cold Air Intakes
(18)primary
Injen
Injen 15-21 Subaru WRX 2.0L 4 Cyl. Wrinkle Red Cold Air Intake
$502.85
Injen
Injen 15-20 Subaru WRX H4-2.0L Turbo Evolution Evolution Intake
$386.35
Mishimoto
Mishimoto 15 Subaru WRX Performance Air Intake Kit w/ Box - Wrinkle Red
$393.16
aFe
aFe Takeda Stage-2 PRO DRY S Cold Air Intake System 15-18 Subaru WRX H4 2.0L (t)
$410.00
Injen
Injen 2015+ Subaru WRX 2.0L 4 Cyl (Turbo) Wrinkle Red Short Ram Intake w/ MR Tech and Heat Shield
$405.48
Injen
Injen 15-21 Subaru WRX 2.0L 4 Cyl. Wrinkle Black Cold Air Intake
$502.85
aFe
aFe Takeda Stage-2 PRO 5R Cold Air Intake System 15-18 Subaru WRX H4 2.0L (t)
$399.00
Injen
Injen 2015+ Subaru WRX 2.0L 4 Cyl (Turbo) Polished Short Ram Intake w/ MR Tech and Heat Shield
$405.48
Performance Air Filters
(6)primary
K&N
K&N Filter Universal Rubber Filter-Rd Tapered 3in Flange ID x 6in Base OD x 5in Top OD x 5.563in H
$68.99
aFe
aFe MagnumFLOW Air Filters OER P5R A/F P5R Subaru Impreza WRX STI 08-11 H4-2.5L
$71.00
aFe
aFe MagnumFLOW Air Filters OER PDS A/F PDS Subaru Impreza WRX STI 08-11 H4-2.5L
$76.00
K&N
K&N 09-18 Subaru Forester 2.5L H4 F/I Cabin Air Filter
$47.99
Spectre
Spectre 16-18 Subaru STI 2.5L H4 F/I Replacement Panel Air Filter
$41.99
K&N
K&N 05-08 LGT / 08-11 WRX / STi Drop In Air Filter
$68.99
Intake Upgrade for Other Subaru WRX Years
Other Jobs for Your 2018 Subaru WRX
Frequently Asked Questions
What parts do I need for a intake upgrade on my 2018 Subaru WRX?
A complete intake upgrade on the 2018 Subaru WRX typically requires cold air intakes, performance air filters. All parts shown on this page are verified to fit your specific vehicle.
How long does a intake upgrade take on a 2018 Subaru WRX?
A intake upgrade typically takes 30-60 minutes and is rated as easy difficulty. Actual time may vary depending on your experience and the specific parts being replaced.
Can I do a intake upgrade myself?
Yes! A intake upgrade is an easy DIY project that most people can do with basic hand tools. It's a great way to save money on labor costs.
Are these parts guaranteed to fit my 2018 Subaru WRX?
Yes, all parts on this page are verified to fit the 2018 Subaru WRX using VCDB fitment data from manufacturers. Our fitment information is cross-referenced with industry-standard vehicle databases to ensure accuracy.
What brands make intake upgrade parts for the 2018 Subaru WRX?
We carry intake upgrade parts from trusted brands including Injen, Mishimoto, aFe, Perrin Performance, and K&N. Filter by brand to find your preferred manufacturer.
How much does a intake upgrade cost for a 2018 Subaru WRX?
The cost of a intake upgrade for the 2018 Subaru WRX depends on the parts and brands you choose. Browse the parts on this page to see current pricing. Doing the work yourself saves significantly on labor costs.