Powertrain Control for 2004 Subaru Impreza
No.
Part # / Description / Price
Price
2
Ignition Coil 
Subaru
Subaru Notes: PARTS: Coil on plug design, one per cylinder.
Description: Legacy/Outback. 2.5l. Forester. 2.5L turbo. Baja. Impreza. 2.5l.
MSRP $126.65
$113.99
MSRP $126.65
$113.99
5
Camshaft Sensor Subaru
Subaru Description: 2.5L, upper. WRX STI. Rear. Forester. Legacy/Outback. 2.5l. Impreza. With turbo. With sti model. Baja.
MSRP $137.92
$124.13
MSRP $137.92
$124.13
6
Knock Sensor Subaru
Subaru Description: Fits Baja, Forester, Impreza, Legacy, Outback, STI
Knock Sensor
A failed Knock Sensor will often have no noticeable symptoms beyond a check engine light or engine ping or knock, but it does cause your Subaru to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and Subaru genuine parts. Baja. Impreza. Forester. 2.5L, 2005-08. w/ sti Model. 2.5L turbo, w/ sti.
MSRP $138.77
$124.89
MSRP $138.77
$124.89
No.
Part # / Description / Price
Price
1
Air Inlet Case Subaru
Subaru Description: 2.5L sohc, 2000-02, upper. 2.5L 2002-04. rear. 2.5L sohc 2003-04. rear.
2
MSRP $170.37
$153.33
6
Air Inlet Case Spacer Subaru
Subaru Description: 3.0L. 2.5L sohc, 2005-08. 2.5L, 2002-04. 2.5L sohc, 2000-02. 2.5L dohc turbo. 2.5L, 2005-07. 2.0L. 2.5L sohc, 2003-04.
MSRP $1.85
$1.67
MSRP $1.85
$1.67
8
Mass Air Flow Sensor Subaru
Subaru Description: Impreza. Forester. 2.5L sohc, 2005-08. 2.5L dohc turbo. 2.5L, 2005-07. 2.0L. Baja. With turbo.
MSRP $336.02
$302.42
MSRP $336.02
$302.42
9
MSRP $98.85
$88.97
10
Air Inlet Assembly Clamp Subaru
Subaru Description: With hybrid. 2.5L dohc turbo. 2.5L without turbo, 2009-10. Sti. 2.5L turbo. front. 2.5L sohc, 2003-04. 2.0L. 3.0L. 2.5L sohc, 1999, lower. 2.5L, with type ra, #2.
MSRP $13.63
$12.27
MSRP $13.63
$12.27
13
Resonator Mount Cushion Subaru
Subaru Description: 1997-99. 2.0L, lower. 2.5L sohc 2005-08. 3.0L. 2.5L turbo.
14
MSRP $59.55
$53.60
Related Parts
Part # / Description / Price
Price
ECM Subaru
Subaru Notes: Order By Description.
Description: Powertrain Control Module. Unit E.G.I.Control.
A Module in a vehicle used to monitor and Control many Components of the vehicle's engine management system
Fits Impreza, STI All. 2.5L turbo. w/ turbo. Impreza. 2.5l. Manual Trans.
MSRP $1,215.32
$1,093.79
MSRP $1,215.32
$1,093.79
ECM Subaru
Subaru Notes: Order By Description.
Description: Impreza. 2.5l. All. Auto trans. Manual trans. Without turbo.
Coolant Temp Sensor Subaru
Subaru Description: Impreza. Forester. Legacy. Outback. 3.0l. Outback. 2.5l. 2.5L, 2003-05. 2.5L turbo, 2006-08. Baja. With turbo. 2.5L turbo, 2004-05.
MSRP $43.68
$39.31
MSRP $43.68
$39.31
Oxygen Sensor Subaru
Subaru Notes: Order By Description.
Description: Impreza. 2.5l. No.1. Forester. Rear. 2.5L, 2005-08. 2.5L without turbo, 2005-07.
MSRP $216.25
$194.63
MSRP $216.25
$194.63