How to Remove and Replace Fuel Injectors and Fuel Rail on a Subaru Forester?

For non-turbo models, remove the air intake duct, resonator, air filter housing, spark plug wires from No.1 and No.3 cylinders, power steering pump and fuel rail protector. Disconnect electrical connectors from fuel injectors and vacuum hose from fuel pressure regulator. Disconnect fuel supply and return hoses from fuel rail. Remove fuel rail and injectors as a single assembly. Replace old O-rings on each injector with new ones. Reinstall fuel rail and injectors. For the left fuel rail, remove bolts securing windshield washer fluid reservoir, disconnect spark plug wires for No.2 and No.4 cylinders, PCV hose, fuel rail protector(s), and injector harness. Replace injector O-rings. For turbo models, relieve fuel system pressure, remove engine cover, disconnect cable from negative battery terminal, air intake duct, engine coolant reservoir, and electrical connector from fuel injector. Replace old injector O-ring with a new one.

Genuine Subaru Forester Fuel Injector

Gas Injector

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Make

Model

Year

Select Vehicle by VIN

For the most accurate results, select vehicle by your VIN (Vehicle Identification Number).

12 Fuel Injectors found

View related parts
Subaru Forester Fuel Injector Sub Assembly
Part Number: 16611AA720
$134.79 MSRP: $195.35
You Save: $60.56 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector Sub Assembly; Injector
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2006-2013 Subaru Forester | Forester Sports, XT, XT Limited | 2.5L H4 DOHC Turbo, 2.5L H4 Turbo
View related parts
Subaru Forester Fuel Injector Sub Assembly
Part Number: 16611AA680
$113.61 MSRP: $164.65
You Save: $51.04 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector Sub Assembly; Injector
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2005-2010 Subaru Forester | Forester Sports, L.L.Bean, X, X Limited, XS | 2.5L H4, 2.5L H4 SOHC
View related parts
Subaru Forester Fuel Injector Sub Assembly
Part Number: 16611AA810
$145.21 MSRP: $212.30
You Save: $67.09 (32%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector Sub Assembly; Injector
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2011-2016 Subaru Forester | 2.5i, 2.5i Limited, 2.5i Premium, 2.5i Touring, X, X Limited, X Premium | 2.5L H4, 2.5L H4 DOHC
View related parts
Subaru Forester Fuel Injector Sub Assembly
Part Number: 16611AA880
$184.17 MSRP: $269.25
You Save: $85.08 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector Sub Assembly
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2017-2018 Subaru Forester | 2.5i, 2.5i Limited, 2.5i Premium, 2.5i Touring | 2.5L H4
View related parts
Subaru Forester INJECTOR Assembly
Part Number: 16600AA300
$176.03 MSRP: $257.35
You Save: $81.32 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2014-2018 Subaru Forester | 2.0XT Premium, 2.0XT Touring | 2.0L H4
View related parts
Subaru Forester Fuel Injector Sub Assembly
Part Number: 16611AB030
$232.69 MSRP: $340.18
You Save: $107.49 (32%)
ADD TO CART
Product Specifications
- Other Name: INJECTOR Sub Assembly
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2019-2021 Subaru Forester | Base, Limited, Premium, Sport, Touring
View related parts
Subaru Forester Fuel Injector Sub Assembly
Part Number: 16611AA820
$151.34 MSRP: $221.25
You Save: $69.91 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector Sub Assembly; Injector
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2011-2016 Subaru Forester | 2.5i, 2.5i Limited, 2.5i Premium, 2.5i Touring, X, X Limited, X Premium | 2.5L H4, 2.5L H4 DOHC
View related parts
Subaru Forester INJECTOR SUB ASSY
Part Number: 16611AB190
$216.60 MSRP: $316.67
You Save: $100.07 (32%)
Ships in 1-2 Business Days
ADD TO CART
Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2025 Subaru Forester | 4 Cyl 2.5L
View related parts
Subaru Forester Fuel Injector Sub Assembly
Part Number: 16611AA350
$154.88 MSRP: $226.43
You Save: $71.55 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector Sub Assembly; Injector
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1999 Subaru Forester | Base, L, S | 2.5L H4 SOHC
View related parts
Subaru Forester Fuel Injector Sub Assembly
Part Number: 16611AA430
$154.88 MSRP: $226.43
You Save: $71.55 (32%)
Product Specifications
- Other Name: Injector Sub Assembly; Injector
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2000-2004 Subaru Forester | Base, L, S, X, XS | 2.5L H4, 2.5L H4 SOHC
View related parts
Subaru Forester Fuel Injector Sub Assembly
Part Number: 16611AA310
Product Specifications
- Other Name: Injector Sub Assembly; Injector
- Replaces: 16611AA260R1, 16611AA140, 16611AA141, 16611AA210, 16611AA260
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1998 Subaru Forester | Base, L, S | 2.5L H4 DOHC, 2.5L H4 DOHC (New EVAPO)
View related parts
Subaru Forester INJECTOR Sub Assembly U5
Part Number: 16611AA730
$119.80 MSRP: $173.62
You Save: $53.82 (31%)
Product Specifications
- Other Name: Injector Sub Assembly; Injector
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2007-2010 Subaru Forester | Forester Sports, L.L.Bean, X, X Limited, XS | 2.5L H4, 2.5L H4 SOHC

Subaru Forester Fuel Injector

Subaru Forester Fuel Injector injects the appropriate quantities of gasoline into the air flowing in the engine so that the engine is fed with the right mix of fuel to combust. The Forester Fuel Injector disperses fuel sprayed by a high pressure pump and atomizes it into fine droplets as opposed to using pressure differentials such as a carburetor. The unit, which is located in the intake manifold runners or cylinder head in front of the intake valves, is connected to a fuel rail in the Subaru fuel system that serves as a constant supply. A control unit is an electronic control unit that can vary pulse width, pulse duration of the time Fuel Injector is open to allow engine load to be equalized, and reduce the pulse at idle and increase the pulse with higher power requirements. To maintain regular operation, a special pressure regulator maintains pressure constant. The top and bottom of each Fuel Injector have rubber O-rings and seals that create a tight seal, which does not allow any leaks and helps to maintain the system pressure. Correct Fuel Injector operation helps the Subaru powertrain operate properly, supporting reliable Subaru Forester acceleration, stable idling, and overall drivability.

Our website stands as the go-to online destination for OEM Subaru Forester Fuel Injector. With complete lines of genuine Subaru Forester Fuel Injector available at unbeatable market prices, we ensure top quality, reliability, and durability. Each part comes backed by the manufacturer's warranty, reinforcing your trust in our offerings.

Subaru Forester Fuel Injector Parts Questions & Experts Answers

Fuel Injector Sub Assembly
16611AA430
Q:
How to Remove and Replace Fuel Injectors and Fuel Rail on a Subaru Forester?
Posted by Paul C.
A:
For non-turbo models, remove the air intake duct, resonator, air filter housing, spark plug wires from No.1 and No.3 cylinders, power steering pump and fuel rail protector. Disconnect electrical connectors from fuel injectors and vacuum hose from fuel pressure regulator. Disconnect fuel supply and return hoses from fuel rail. Remove fuel rail and injectors as a single assembly. Replace old O-rings on each injector with new ones. Reinstall fuel rail and injectors. For the left fuel rail, remove bolts securing windshield washer fluid reservoir, disconnect spark plug wires for No.2 and No.4 cylinders, PCV hose, fuel rail protector(s), and injector harness. Replace injector O-rings. For turbo models, relieve fuel system pressure, remove engine cover, disconnect cable from negative battery terminal, air intake duct, engine coolant reservoir, and electrical connector from fuel injector. Replace old injector O-ring with a new one.
Answered by Subaru Parts Specialist Edgar / Dec 01, 2022