How to Replace the Fuel Injectors and Fuel Rail on My Subaru Outback?

On non-turbo models, depressurize the fuel system and disconnect the negative battery terminal. Disconnect spark plug wires from cylinders 1 and 3. Unbolt the power steering pump and remove the fuel rail protector. Disconnect the electrical connectors from the fuel injectors and the fuel line fitting. Remove the fuel rail and injectors as a unit. Plug the injector holes in the intake manifold. Remove the old O-rings from each injector and replace them with new ones. Reinstall the injectors and fuel rail. For the left fuel rail, remove the windshield washer fluid reservoir and disconnect spark plug wires from cylinders 2 and 4. Disconnect the PCV hose and remove the fuel rail protector. Disconnect the injector harness and remove the fuel rail and injectors as a unit. Replace the O-rings as before. For turbo models, remove the intake manifold and disconnect the fuel injector electrical connector. Remove the fuel rail cover and lift up the rail to remove the injectors. Replace the O-rings and reinstall.

Genuine Subaru Outback Fuel Injector

Gas Injector

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24 Fuel Injectors found

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Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA720
$134.79 MSRP: $195.35
You Save: $60.56 (31%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Injector Sub Assembly; Injector
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2012 Subaru Outback | 2.5GT Limited | 2.5L H4 Turbo
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Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA740
$172.84 MSRP: $252.68
You Save: $79.84 (32%)
Ships in 1-3 Business Days
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Product Specifications
- Other Name: Injector Sub Assembly; Injector
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2010-2019 Subaru Outback | 3.6R, 3.6R Limited, 3.6R Premium, 3.6R Touring | 3.6L H6
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Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA88A
$245.93 MSRP: $359.54
You Save: $113.61 (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:
- 2015-2019 Subaru Outback | 2.5i, 2.5i Limited, 2.5i Premium, 2.5i Sport, 2.5i Touring | 2.5L H4
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Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA78A
$106.54 MSRP: $154.40
You Save: $47.86 (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:
- 2010-2012 Subaru Outback | 2.5i, 2.5i Limited, 2.5i Premium | 2.5L H4 SOHC
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Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA700
$130.34 MSRP: $188.90
You Save: $58.56 (31%)
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:
- 2005-2009 Subaru Outback | 3.0R, 3.0R Limited, 3.0R LL-Bean | 3.0L H6
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Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA75A
$106.54 MSRP: $154.40
You Save: $47.86 (31%)
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:
- 2008-2009 Subaru Outback | 2.5i, 2.5i Base, 2.5i Limited, Base | 2.5L H4
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Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA77A
$106.54 MSRP: $154.40
You Save: $47.86 (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:
- 2010-2012 Subaru Outback | 2.5i, 2.5i Limited, 2.5i Premium | 2.5L H4 SOHC
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Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA72A
$99.12 MSRP: $143.65
You Save: $44.53 (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:
- 2007-2011 Subaru Outback | 2.5GT Limited, 2.5GT Premium, GT, GT Limited, XT Limited | 2.5L H4 Turbo
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Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AB06A
$350.44 MSRP: $516.87
You Save: $166.43 (33%)
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:
- 2020-2021 Subaru Outback | 2.5i, 2.5i Limited, 2.5i Premium, 2.5i Sport, 2.5i Touring | 2.5L H4 DI
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Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA87A
$245.93 MSRP: $359.54
You Save: $113.61 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector Sub Assembly; Injector
- Replaced by: 16611AA88A
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2015-2017 Subaru Outback | 2.5i, 2.5i Limited, 2.5i Premium, 2.5i Sport, 2.5i Touring | 2.5L H4
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Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA34A
$102.38 MSRP: $148.38
You Save: $46.00 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector Sub Assembly
- Replaced by: 16611AA34B
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1999-2001 Subaru Outback | Base, Brighton, Cold Weather, GT, L, Limited, Post | 2.2L H4 Series, 2.5L H4
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Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA68A
$100.12 MSRP: $145.10
You Save: $44.98 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector Sub Assembly
- Replaced by: 16611AA68B
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2004-2005 Subaru Outback | 2.5i, 2.5i Limited, Base, Cold Weather, GT, L, Limited, L-S, SUS Limited | 2.5L H4
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Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA82A
$141.67 MSRP: $207.12
You Save: $65.45 (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:
- 2013-2014 Subaru Outback | 2.5i, 2.5i Limited, 2.5i Premium, 2.5i Sport, 2.5i Touring | 2.5L H4 DOHC
View related parts
Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA34B
$102.38 MSRP: $148.38
You Save: $46.00 (31%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Injector Sub Assembly; Injector
- Replaces: 16611AA34A
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1999-2001 Subaru Outback | Base, Brighton, Cold Weather, GT, L, Limited, Post | 2.2L H4 Series, 2.5L H4
View related parts
Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA81A
$141.59 MSRP: $207.00
You Save: $65.41 (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:
- 2013-2014 Subaru Outback | 2.5i, 2.5i Limited, 2.5i Premium, 2.5i Sport, 2.5i Touring | 2.5L H4 DOHC
View related parts
Subaru Outback INJECTOR Assembly
Part Number: 16611AA43A
Product Specifications
- Other Name: Injector Sub Assembly
- Replaced by: 16600AA15A
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2000-2004 Subaru Outback | Baja, Baja-S, Base, Brighton, Cold Weather, GT, L, Limited, L-S, SUS Limited | 2.5L H4
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Subaru Outback INJECTOR
Part Number: 16611AA40A
Product Specifications
- Other Name: Injector Sub Assembly
- Replaced by: 16600AA14A
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1999 Subaru Outback | Brighton, L, Post | 2.2L H4 Series
View related parts
Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA68B
Product Specifications
- Other Name: Injector Sub Assembly; Injector
- Replaces: 16611AA68A
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2004-2007 Subaru Outback | 2.5i, 2.5i Limited, Base, Cold Weather, GT, L, L-S, Limited, SUS Limited | 2.5L H4
View related parts
Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA300
Product Specifications
- Other Name: Injector Sub Assembly; Injector
- Replaces: 16611AA270, 16611AA270R1, 16611AA181, 16611AA180
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1996-1998 Subaru Outback | Brighton, L, LS, Out Back, Post | 2.2L H4, 2.2L H4 (New EVAPO)
View related parts
Subaru Outback Fuel Injector Sub Assembly
Part Number: 16611AA181
Product Specifications
- Other Name: Injector Sub Assembly
- Replaced by: 16611AA300
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 1996 Subaru Outback | Brighton, L, LS, Out Back, Post | 2.2L H4 , 2.2L H4 (New EVAPO)

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1-20 of 24 Results

Subaru Outback Fuel Injector

The Subaru Outback Fuel Injector supplies the engine cylinders with pressurized fuel in measured bursts. This supersedes the older carburetor method to ensure that the Subaru Outback engine receives the correct air-fuel ratio under varying loads. The Fuel Injector is electrically actuated by the ECM to open the moment a piston moves downward, simultaneously allowing fuel and air to enter the combustion chamber. The Fuel Injector is now mounted in a returnless system, which places the pressure regulator either on the pump or on the ECM. Subaru's Fuel Injector offers direct metering of the spray into the cylinder or intake area, supporting efficient combustion, smooth power, and a less complex fuel line. Despite the fact that the component is designed for durability, it can suffer from electrical malfunction and mechanical failure. In many cases, clogging, internal leakage, and sticking in either the closed position or open position can occur, which can affect performance by failing to open or close or can threaten engine health. A timely response to early warning signs on an Outback can protect the Fuel Injector from severe damage. The Fuel Injector of the Subaru Outback operates well as long as operating conditions are adequate.

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

Fuel Injector Sub Assembly
16611AA700
Q:
How to Replace the Fuel Injectors and Fuel Rail on My Subaru Outback?
Posted by Patrick B.
A:
On non-turbo models, depressurize the fuel system and disconnect the negative battery terminal. Disconnect spark plug wires from cylinders 1 and 3. Unbolt the power steering pump and remove the fuel rail protector. Disconnect the electrical connectors from the fuel injectors and the fuel line fitting. Remove the fuel rail and injectors as a unit. Plug the injector holes in the intake manifold. Remove the old O-rings from each injector and replace them with new ones. Reinstall the injectors and fuel rail. For the left fuel rail, remove the windshield washer fluid reservoir and disconnect spark plug wires from cylinders 2 and 4. Disconnect the PCV hose and remove the fuel rail protector. Disconnect the injector harness and remove the fuel rail and injectors as a unit. Replace the O-rings as before. For turbo models, remove the intake manifold and disconnect the fuel injector electrical connector. Remove the fuel rail cover and lift up the rail to remove the injectors. Replace the O-rings and reinstall.
Answered by Subaru Parts Specialist Diego / Mar 22, 2025