How Do I Remove and Replace Fuel Injectors and Fuel Rail on a Subaru Legacy?

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 Legacy Fuel Injector

Gas Injector

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27 Fuel Injectors found

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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA720
$140.65 MSRP: $195.35
You Save: $54.70 (28%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Injector
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2012 Subaru Legacy | 2.5GT Limited | 2.5L H4 Turbo
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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA77A
$111.17 MSRP: $154.40
You Save: $43.23 (28%)
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:
- 2010-2012 Subaru Legacy | 2.5i, 2.5i Limited, 2.5i Premium | 2.5L H4 SOHC
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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA740
$180.42 MSRP: $252.68
You Save: $72.26 (29%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Injector
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2010-2019 Subaru Legacy | 3.6R, 3.6R Limited, 3.6R Premium, 3.6R Touring | 3.6L H6
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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA88A
$219.44 MSRP: $309.95
You Save: $90.51 (30%)
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:
- 2015-2019 Subaru Legacy | 2.5i, 2.5i Limited, 2.5i Premium, 2.5i Sport, 2.5i Touring | 2.5L H4
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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA78A
$111.17 MSRP: $154.40
You Save: $43.23 (28%)
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:
- 2010-2012 Subaru Legacy | 2.5i, 2.5i Limited, 2.5i Premium | 2.5L H4 SOHC
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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA75A
$111.17 MSRP: $154.40
You Save: $43.23 (28%)
Ships in 1-2 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:
- 2008-2009 Subaru Legacy | 2.5i, 2.5i Base, 2.5i Limited, Base | 2.5L H4
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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA72A
$103.43 MSRP: $143.65
You Save: $40.22 (28%)
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:
- 2007-2011 Subaru Legacy | 2.5GT Limited, 2.5GT Premium, GT, GT Limited, XT Limited | 2.5L H4 Turbo
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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA68B
$104.47 MSRP: $145.10
You Save: $40.63 (28%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector
- Replaces: 16611AA68A
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2004-2007 Subaru Legacy | 2.5i, 2.5i Limited, Base, Cold Weather, GT, L, L-S, Limited, SUS Limited | 2.5L H4
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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA34B
$106.84 MSRP: $148.38
You Save: $41.54 (28%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector
- Replaces: 16611AA34A
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1999-2001 Subaru Legacy | Base, Brighton, Cold Weather, GT, L, Limited, Post | 2.2L H4 Series, 2.5L H4
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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA81A
$147.80 MSRP: $207.00
You Save: $59.20 (29%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2013-2014 Subaru Legacy | 2.5i, 2.5i Limited, 2.5i Premium, 2.5i Sport, 2.5i Touring | 2.5L H4 DOHC
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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA87A
$191.00 MSRP: $267.50
You Save: $76.50 (29%)
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:
- 2015-2017 Subaru Legacy | 2.5i, 2.5i Limited, 2.5i Premium, 2.5i Sport, 2.5i Touring | 2.5L H4
View related parts
Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA68A
$104.47 MSRP: $145.10
You Save: $40.63 (28%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 16611AA68B
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2004-2005 Subaru Legacy | 2.5i, 2.5i Limited, Base, Cold Weather, GT, L, Limited, L-S, SUS Limited | 2.5L H4
View related parts
Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA34A
$106.84 MSRP: $148.38
You Save: $41.54 (28%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Replaced by: 16611AA34B
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1999-2001 Subaru Legacy | Base, Brighton, Cold Weather, GT, L, Limited, Post | 2.2L H4 Series, 2.5L H4
View related parts
Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA82A
$147.88 MSRP: $207.12
You Save: $59.24 (29%)
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:
- 2013-2014 Subaru Legacy | 2.5i, 2.5i Limited, 2.5i Premium, 2.5i Sport, 2.5i Touring | 2.5L H4 DOHC
View related parts
Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA090
$153.47 MSRP: $214.95
You Save: $61.48 (29%)
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:
- 1990-1991 Subaru Legacy | Base, L, LS, LS-D
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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA210
Product Specifications
- Replaced by: 16611AA310
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1995-1996 Subaru Legacy | Base, Brighton, GT, L, LS, LS-I, Out Back, Post | 2.2L H4 , 2.2L H4 (New EVAPO), 2.5L H4
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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA300
Product Specifications
- Other Name: Injector
- Replaces: 16611AA270, 16611AA270R1, 16611AA180, 16611AA181
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1996-1998 Subaru Legacy | Brighton, L, LS, Out Back, Post | 2.2L H4, 2.2L H4 (New EVAPO)
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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA140
Product Specifications
- Replaced by: 16611AA310
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1992-1993 Subaru Legacy | L, LS
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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA340
Product Specifications
- Other Name: Injector
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2001-2004 Subaru Legacy | Flat6, Flat6 L.L.Bean, Flat6-S, SUS Flat6 | 3.0L H6
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Subaru Legacy INJECTOR Sub Assembly
Part Number: 16611AA181
Product Specifications
- Replaced by: 16611AA300
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1996 Subaru Legacy | Brighton, L, LS, Out Back, Post | 2.2L H4 , 2.2L H4 (New EVAPO)

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1-20 of 27 Results

Subaru Legacy Fuel Injector

The Fuel Injector in Subaru Legacy vehicles is an important part that helps to supply fuel into the engine cylinder for the optimal fuel and air mixture for burning. This system is managed by Engine Control Module (ECM) and it is what is known as a returnless system that means that there are fewer fuel lines because the fuel pump has a regulator. In its many years of production, the Subaru Legacy has mostly used the electronic fuel injection system which can be of two types, direct and indirect. In direct injection the fuel is injected into the combustion chamber while in indirect injection the fuel is first mixed with air before being injected into the combustion chamber. Faults in the fuel injector may result to poor performance of the engine, low power output and high emissions, making it necessary to replace it in order to enhance vehicle performance.

Our website stands as the go-to online destination for OEM Subaru Legacy Fuel Injector. With complete lines of genuine Subaru Legacy 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 Legacy Fuel Injector Parts Questions & Experts Answers

INJECTOR Sub Assembly
16611AA700
Q: How Do I Remove and Replace Fuel Injectors and Fuel Rail on a Subaru Legacy?
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.