Genuine Subaru WRX STI Fuel Pump

Gas Pump

Select Vehicle by Model
Select Vehicle by VIN

Select Vehicle by Model

Model

Select Vehicle by VIN

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

7 Fuel Pumps found

View related parts
Subaru WRX STI Fuel Pump Assembly
Part Number: 42021SG080
$600.08 MSRP: $885.07
You Save: $284.99 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Pump Assembly-Fuel
- Replaces: 42021VA020, 42021SG020
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2015-2020 Subaru WRX STI | Base, Limited, Premium | 2.0L H4
View related parts
Subaru WRX STI Fuel Pump Assembly
Part Number: 42021VA000
$542.54 MSRP: $800.20
You Save: $257.66 (33%)
Ships in 1 Business Day
ADD TO CART
Product Specifications
- Other Name: Pump Assembly-Fuel; Fuel Pump
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2015-2020 Subaru WRX STI | Base, Limited, Premium, Type RA | 2.5L H4 Turbo
View related parts
Subaru WRX STI High Pressure Fuel Pump Assembly
Part Number: 16625AA040
$557.77 MSRP: $822.67
You Save: $264.90 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Pump Assy-Fuel,High Pressure; Fuel Pump
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2015-2020 Subaru WRX STI | Base, Limited, Premium | 2.0L H4
View related parts
Subaru WRX STI Fuel Pump Assembly
Part Number: 42021VA020
$600.08 MSRP: $885.07
You Save: $284.99 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Pump Assembly-Fuel; Fuel Pump
- Replaced by: 42021SG080
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2015-2017 Subaru WRX STI | Base, Limited, Premium | 2.0L H4
View related parts
Subaru WRX STI Fuel Pump Assembly
Part Number: ST42021VL000
$660.96 MSRP: $974.87
You Save: $313.91 (33%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Pump Assembly Fuel
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2019 Subaru WRX STI | S209 | 2.5L H4 Turbo
View related parts
Subaru WRX STI Fuel Pump
Part Number: 42022AJ140
$168.24 MSRP: $245.97
You Save: $77.73 (32%)
ADD TO CART
Product Specifications
- Other Name: Pump With Filter ; Pump-Fuel
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2015-2020 Subaru WRX STI | Base, Limited, Premium | 2.0L H4
View related parts
Subaru WRX STI Fuel Pump
Part Number: 42022VA000
$200.07 MSRP: $292.50
You Save: $92.43 (32%)
Ships in 1-3 Business Days
ADD TO CART
Product Specifications
- Other Name: Pump-Fuel
- Warranty: This genuine part is guaranteed by Subaru's factory warranty.
Fits the following Vehicles:
- 2015-2020 Subaru WRX STI | Base, Limited, Premium, Type RA | 2.5L H4 Turbo

Subaru WRX STI Fuel Pump

The Subaru WRX STI Fuel Pump is designed to convert each drop of gas into turbo-powered response, giving drivers a quick throttle snap with rallying roots. The Fuel Pump is situated inside the rear tank and is bathed in fuel for cooling. It provides a steady forty to sixty psi to the injectors, enough pressure to keep the WRX STI engine responsive during hard cornering. Subaru designed the unit to operate with pulse-width modulation, which adjusts the Fuel Pump's output to meet demand. This reduces internal heat and minimizes current draw on the alternator, enhancing mileage and stabilizing cabin electronics. If a collision or a loss of oil pressure is detected, the power is cut off by built-in safety logic, proving that performance and protection can coexist in one small Fuel Pump. Compatibility ranges from classic 2004 models right through the recent 2021 WRX STI editions. This means you can swap out a tired stock Fuel Pump for this new part with no rewiring or custom brackets. The distinctive internal design of the Fuel Pump impeller helps it resist cavitation at high revs, which reduces drone in the cabin and quietens the system, say Subaru owners. The WRX STI group also appreciates the built-in level sender that keeps the fuel gauge accurate, allowing for less guesswork on spirited weekend drives. Subaru enthusiasts with high-mileage WRX STI sedans assert a new Fuel Pump restores the kick. The Subaru legend is kept alive by this. The laboratory flow test results on the Subaru units affirm the correctness of the flow data past 100,000 miles, and field reports support the data results. Through the provision of clean pressure, the Fuel Pump allows the WRX STI powertrain to hit its 300 horsepower mark with fewer hiccups and more smiles.

Our website stands as the go-to online destination for OEM Subaru WRX STI Fuel Pump. With complete lines of genuine Subaru WRX STI Fuel Pump 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.