SubaruImpreza WRX STi2014Overview/subaru/impreza-wrx-sti/2014/base/

2014 Subaru Impreza WRX STi

Factory specifications, fluid capacities, torque values, EPA fuel economy and the federal safety record for the 2014 Impreza WRX STi.

Body PASSENGER CAR

The 2014 Subaru Impreza WRX STi is a performance-oriented passenger car that represents the high-performance variant of Subaru's compact Impreza platform, designed for enthusiasts seeking rally-bred dynamics, and it follows the manufacturer's specified maintenance requirements including an engine oil capacity of 4.5 quarts using 5W-30 API-rated viscosity; reliability data for this model year shows 105 total owner complaints with air bags being the most frequently reported concern across three total recalls issued, positioning this generation within a broader context of known issues that prospective buyers should consider when evaluating the vehicle's long-term ownership profile.

Model year201420132012201120102009

Quick specs

Fluid capacities, tune-up values and fuel economy at a glance.

Engine oil capacity4.5 qtOEM · verified
Engine oil type5W-30 APIOEM · verified

Fitment & sizes

Replacement part sizes and factory part numbers — battery, bulbs, filters and belts.

From the factory this vehicle uses a BCI 55D23L · 0 CCA battery. Each part links to every other vehicle that shares it, so a part you already stock may fit more of your fleet than you'd expect.

Battery groupBCI 55D23L · 0 CCAOEM · verified

Full specifications

Engine, drivetrain, dimensions and economy.

Dimensions & weight NHTSA vPIC

Overall length180.3 in
Overall width68.5 in
Overall height57.9 in
Wheelbase104.3 in
Curb weight2976 lb
Track (front / rear)59.4 / 59.8 in
Weight distribution (front / rear)60/40

Service quick specs OEM factory data

Capacities, torques and tune-up values from the factory service manual.

This engine holds 4.5 qt of 5W-30 API engine oil. Torque the oil drain plug to 33.0 ft-lbs. The firing order is 1-3-2-4. Note the cylinder-head bolts finish on a torque angle (torque-to-yield) — they stretch permanently and should be replaced, not reused, during any head service.

Lubricants & capacities

Engine OilSYNTHETIC · 5W-30 · API
Engine Oil Capacity4.5 qt

Engine torques

Crankshaft Pulley and/or Damper Bolts44 ft-lbs
Intake Manifold to Engine Bolts18.4 ft-lbs
Exhaust Manifold to Cylinder Head Bolts29.5 ft-lbs
Engine Oil Pan Drain Plug33.0 ft-lbs

Ignition

Cylinder Firing Order1-3-2-4
Curb Idle Speed (No Load)MT: 650, AT: 675, CVT: 675 rpm
Curb Idle Speed Variance (No Load)100 rpm

Battery & A/C

RefrigerantR134a
Standard BCI Group Number55D23L
Standard BCI Cranking Performance0 cca

Service checks

Injector Primary Resistance12.0 ohms

Multi-step torque procedures OEM · verified

Cylinder Head — tightening sequence 10 stages
129 ft. lbs.29 ft. lbs
270.1 ft. lbs.70.1 ft. lbs
3Loosen 180 degrees in the reverse order of installing.180 degrees
4Loosen 180 degrees in the reverse order of installing.180 degrees
57.4 ft. lbs.7.4 ft. lbs
622 degrees.22 degrees
751.6 ft. lbs.51.6 ft. lbs
880-90 degrees.80–90 degrees
940-45 degrees.40–45 degrees
1040-45 degrees; do not exceed 90 degrees.; Apply sufficient engine oil to bolt threads and washer.40–45 degrees

Factory maintenance schedule OEM · verified

Normal service, condensed from the factory interval matrix.

Under the factory schedule, replace the engine oil and filter every 1,200 mi; spark plugs every 60,000 mi.

Every 1,200 miEngine Oil (inspect fluid level)
Every 6,000 miAccessory Drive Belt (inspect) · Body Latches, Locks & Hinges (lubricate) · CV Joint Boot (inspect) · Differential (inspect fluid level) · Engine Oil Filter (replace) · Exterior Lighting (inspect)
Every 7,500 miCabin Air Filter (replace)
Every 12,000 miBrake System (inspect) · Engine Air Filter Element (inspect) · Engine Coolant System (inspect fluid level) · Engine Coolant System Hoses (inspect)
Every 15,000 miBrake Line (inspect) · Brake Linings (inspect) · Brake Rotor (inspect) · Clutch Assembly (inspect) · Power Steering System (inspect)
Every 30,000 miFuel Line (inspect) · Transmission Assembly (inspect fluid level)
Every 36,000 miBattery (inspect) · Brake Hydraulic System (drain, refill & bleed) · Fuel Evaporative Emission Control System Lines (inspect) · Fuel Injector (inspect) · PCV Valve (inspect) · Parking Brake System (inspect)
Every 60,000 miDrive Axle Assembly (drain & refill) · Fuel Filter (replace) · Spark Plugs (replace) · Wheel Bearing (inspect)
Every 100,000 miTiming Belt (replace)

Reliability & federal safety record

Owner-reported issues, recalls, investigations and service bulletins on record with NHTSA — an unfiltered look at what owners actually experience.

Owner complaints about the 2014 Subaru Impreza WRX STi lead in one area — the air bags, 30 of 105 reports (29%), well ahead of the next concern. NHTSA has issued no recalls for this vehicle, so these are owner-reported concerns only. 16 of the reports describe a crash and 0 a fire — a small share of the total, but worth weighing against the air bags pattern above. These are tallies of what owners actually reported to the federal government, not an editorial score — and higher-selling models naturally rack up more reports.

3
Open recalls
NHTSA campaigns
345
Service bulletins
Manufacturer communications
0
ODI investigations
Office of Defects Investigation
105
Owner complaints
16 involved a crash · 0 a fire
NHTSA crash-test rating federal NCAP · out of 5 stars
Rollover★★★★

Owner complaints filed with NHTSA, by component

All 105 complaints on record, top 8 components.

Air Bags30
Engine13
Electrical System7
Power Train6
Structure4
Vehicle Speed Control4
Unknown Or Other4
Air Bags,Seats3

Source: NHTSA Office of Defects Investigation complaint database.

Recalls NHTSA · verified

No recall campaigns on record with NHTSA for this vehicle as of the last data refresh.

Technical service bulletins NHTSA · verified

Showing 5 of 345 bulletins on record with NHTSA.

BulletinDateComponentSummary
SubaruNet Announcement2025-07-16Electrical SystemThis OTA is released to address Telematic functions that may stop working after a certain…
10-105-25R2025-07-10Electrical System"This bulletin announces the new procedure and Warranty Fail Code for FirstTime air…
SubaruNet Annoucement2025-06-27Unknown Or OtherThis announcment provides information on the release of the latest software updates to…
SubaruNet Announcement (S2025-06-24Unknown Or OtherThis announcement is to bring attention to the OTA for In-vehicle service appointment…
15-251-19R2025-06-24Electrical SystemThis Bulletin provides additional diagnostics to follow when addressing a…

Common OBD-II trouble codes

The most common OBD-II codes for this vehicle's emissions system. These are standardized SAE J2012 definitions, not vehicle-specific fault reports.

P0420
Catalyst system efficiency below threshold — Bank 1
P0300
Random / multiple cylinder misfire detected
P0171
System too lean — Bank 1
P0455
Evaporative emission system leak detected — large leak
P0128
Coolant thermostat below regulating temperature
P0442
Evaporative emission system leak detected — small leak

VIN tools

Decode factory build data for a specific vehicle by VIN.

VIN
Decode a VIN to confirm the transmission and build data for a specific Impreza WRX STi. OEM
Build data
Plant, GVWR class, engine and body data for any 17-character VIN.
Recalls
Check open recall campaigns against a specific vehicle by VIN.

Vehicles with shared specs

Find every vehicle that shares this one's battery, bulbs, oil capacity, platform or parts.

Reference guides

Cross-vehicle references for the kinds of data on this page.

Frequently asked

How much oil does the 2014 Impreza WRX STi take?

4.5 qt of SYNTHETIC 5W-30 API, per the factory manual.

Does the 2014 Impreza WRX STi have open recalls?

NHTSA lists 3 recall campaign(s) for this model year. Check your specific vehicle by VIN.