2021 Subaru WRX STI 2.5L H4 Gas Air Intake

All Models, All Models

Special Price $174.99 Regular Price $299.99

In Stock

Overview

Guaranteed to increase horsepower and torque
Mandrel-bent aluminum intake tube paired with an oversized dry air filter
Engineered to provide high airflow and exceptional filtration
Replaces factory air filter and intake tube
DRYFLOW® oil-free filter only requires cleaning every 100,000 miles under normal highway driving conditions
Typical installation can be completed in 90 minutes or less with simple hand tools
AEM® Lifetime Limited Warranty
Will not void vehicle warranty

Detailed Info

Estimated Horsepower Gain	16.5 HP @ 5224 RPM
Replacement Filter	21-2157DK
Air Filter Color	Red
Air Filter Material	Non-woven Synthetic
Air Filter Outlet Shape	Round
Clamps Included	3
Clamp Material	Stainless Steel
Clamp Style	Worm Gear
Couplers Included	1
Product Style	AEM Cold Air Intake System
Intake Pipe Color / Finish	Gunmetal Gray
Intake Pipe Material	Aluminum
Street Legal In All US States	Not legal for sale or use in California on any pollution controlled motor vehicle.
TUV Approved (Europe)	No
Weight	9.2 lb (4.2 kg)
Product Box Height	12.25 in (311 mm)
Product Box Length	20.25 in (514 mm)
Product Box Width	12.25 in (311 mm)
California Restricted	Not legal for sale or use in California
Mounting Hardware Included	Yes
Warranty	Limited Lifetime

DIY Level

Easy Moderate Advanced

Tools Needed

Wrench, Extension, Flat Blade Screwdriver, Allen Wrench

Installation Time

90 Minutes

Resources:

Installation PDF

Installation Instruction Sheet Dyno Chart - 2019 Subaru WRX STI 2.5L - 16.5HP Increase

All Models, All Models

Special Price $349.99 Regular Price $399.99