Best Genuine Subaru O-Rings

Looking for the best genuine Subaru O-rings? We’ve curated a list of 10 top-quality options to ensure your Subaru runs smoothly and reliably.

Subaru owners know the value of genuine parts. When it comes to O-rings, quality matters. These small parts play a big role in keeping your car running smoothly.

Genuine Subaru O-rings are designed to fit perfectly and last long. They ensure tight seals, preventing leaks and maintaining performance. Trusting OEM parts means trusting your Subaru’s reliability.

Discover the best genuine Subaru O-rings for your model. From steering systems to engines, we’ve got you covered. Let’s dive in and find the perfect fit for your Subaru.

List of Top 10 Genuine Subaru O-Rings

Title	Best For	Price
Subaru Genuine Power Steering Pump O-Ring – 34439FG000-2004-2019 Impreza WRX STi	This O‑ring is perfect for drivers who want a smooth, reliable steering feel. It’s great for anyone who trusts genuine Subaru parts to keep their ride strong.	View on Amazon (paid link)
Subaru Water Transfer Pipe O-Ring Set of 2 for Impreza WRX STi Turbo Forester Outback – 806933080 – Genuine OEM	This set is perfect for Subaru owners who want a quick, clean fix for a water transfer pipe leak. It suits anyone who needs a simple, reliable, and OEM‑true part for long engine life.	View on Amazon (paid link)
Genuine Subaru 73039TA040 Seal O-Ring, 1 Pack	This Genuine Subaru Seal O-Ring is perfect for car owners who need a reliable and universal-fit part. It’s lightweight and compact, making it easy to handle for quick repairs.	View on Amazon (paid link)
Subaru 2011-2025 Variable Control Valve O-Ring WRX Forester Ascent BRZ Crosstrek Impreza Outback WRX Legacy 806944060 Genuine OEM	This genuine Subaru O-ring is perfect for owners of 2011-2025 Subaru models like the WRX, Forester, Ascent, BRZ, Crosstrek, Impreza, Outback, and Legacy. It’s ideal for those needing a reliable replacement for their variable control valve seal.	View on Amazon (paid link)
34439AE021 Power Steering Pump O-Ring for Subaru, 2-Pack	This 34439AE021 Power Steering Pump O-Ring is perfect for Subaru owners who want a reliable and easy fix for their power steering system. It’s great for DIYers and mechanics alike, offering a precise fit and long-lasting performance.	View on Amazon (paid link)
Subaru 2006 2007 WRX & 2004-2007 Forester Baja Oil Cooler Seal O Ring Kit Turbos Genuine OEM	This oil cooler seal O-ring kit is perfect for Subaru owners with a 2004-2007 Forester Turbo, 2006-2007 WRX, or 2004-2006 Baja. It’s a genuine OEM part that keeps your turbocharged engine running smoothly.	View on Amazon (paid link)
Subaru Power Steering Pump Connector O-Ring Impreza Forester STI Legacy WRX Baja 34439AE021 Genuine OEM	This O‑ring is perfect for drivers who want a simple, reliable fix for their Subaru’s power steering. It’s great for anyone who values high‑quality, Genuine OEM parts that fit with no stress.	View on Amazon (paid link)
806944060 O-Rings for Subaru WRX BRZ Forester Legacy Outback Crosstrek XV	This O-Ring is perfect for Subaru owners who want a reliable, leak-free vehicle. It’s easy to install and built to last, keeping your Subaru running smoothly mile after mile.	View on Amazon (paid link)
Subaru Air Conditioning Compressor Pressure Hose O-Ring 73039TA020 Genuine OEM	This part is perfect for Subaru owners who want a simple, reliable fix for their A/C line seal. It is great for anyone who needs a true OEM O-ring for models like the Forester, WRX, Impreza, Legacy, Crosstrek, Baja, or STi.	View on Amazon (paid link)
Subaru Block Half O-Rings WRX STi Forester Outback Legacy Turbo and Non-Turbo – Genuine OEM	These genuine Subaru O-rings are perfect for Subaru owners who want reliable, high-quality parts. Whether you drive a WRX STi, Forester, Outback, or Legacy, these OEM components ensure a perfect fit and lasting performance.	View on Amazon (paid link)

Detailed Reviews

These top Subaru O‑Rings are picked with care to give you clear, trusted guidance. Each one is checked for fit, strength, and value. You get simple facts that help you choose with confidence. This short guide makes you want to explore more.

1. Subaru Genuine Power Steering Pump O-Ring – 34439FG000-2004-2019 Impreza WRX STi

The Subaru Genuine Power Steering Pump O-Ring is a reliable replacement part for your vehicle. It’s designed for 2004-2019 Impreza WRX STi models. This O-Ring Connector ensures a tight seal for smooth steering.

Made with genuine Subaru quality, this part is built to last. It comes directly from Japan, ensuring top performance. Trust it to keep your car running smoothly.

With a universal fit, it works seamlessly in your steering system. This durable and authentic part is a smart choice for any Subaru owner.

Pros	Cons
Genuine Subaru part ensures perfect fit and top quality. Made in Japan for trusted reliability and durability. Universal fit works for 2004-2019 Impreza WRX STi. O-Ring Connector provides leak-free performance and smooth steering.	Limited compatibility with non-Subaru models. Higher cost than aftermarket alternatives. Requires professional installation for best results.

Perfect For:

This O‑ring is perfect for drivers who want a smooth, reliable steering feel. It’s great for anyone who trusts genuine Subaru parts to keep their ride strong.

Ready to Purchase?

View Price on Amazon (paid link)

2. Subaru Water Transfer Pipe O-Ring Set of 2 for Impreza WRX STi Turbo Forester Outback – 806933080 – Genuine OEM

The Subaru Water Transfer Pipe O-Ring Set gives your engine a tight, clean seal. Each O-ring is a Genuine OEM part made to fit right.

You get a set of 2 with the updated part number 806933080. They fit many Subaru models from the Impreza to the Outback.

They seal well. They last long. They fit right.

Pros	Cons
Genuine OEM quality ensures perfect fit and durability. Set of 2 O-rings for reliable water transfer performance. Fits multiple Subaru models, from Impreza to Outback. Prevents leaks, keeping your engine cool and efficient.	May need pro help to install Only fits select Subaru models Small parts are easy to misplace

Perfect For:

This set is perfect for Subaru owners who want a quick, clean fix for a water transfer pipe leak. It suits anyone who needs a simple, reliable, and OEM‑true part for long engine life.

Ready to Purchase?

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3. Genuine Subaru 73039TA040 Seal O-Ring, 1 Pack

This Subaru O‑Ring is small, light, and easy to use. It fits well and stays secure. It gives strong, dependable performance.

This ring works in many setups. It keeps your system sealed and safe.

Pros	Cons
Lightweight and easy to handle Small size for quick, simple use Strong and built for long life Fits many models with ease Reliable for daily needs	May not fit all Subaru models Small part that’s easy to misplace Basic design with no extra features

Perfect For:

This Genuine Subaru Seal O-Ring is perfect for car owners who need a reliable and universal-fit part. It’s lightweight and compact, making it easy to handle for quick repairs.

Ready to Purchase?

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4. Subaru 2011-2025 Variable Control Valve O-Ring WRX Forester Ascent BRZ Crosstrek Impreza Outback WRX Legacy 806944060 Genuine OEM

This Genuine Subaru O‑Ring keeps your engine parts tight and secure. It fits the Variable Control Valve and helps stop small leaks fast.

It uses the Subaru Part Number 806944060 for easy matching. It fits many Subaru models from 2011 to 2025.

It is simple. It is strong. It is made to last.

Pros	Cons
Fits many Subaru models with ease Stops leaks for smooth engine work Genuine OEM for trusted quality Built to last under daily use Simple install for quick fixes	Not for older Subaru models Small part may need pro install Limited use outside listed cars

Perfect For:

This genuine Subaru O-ring is perfect for owners of 2011-2025 Subaru models like the WRX, Forester, Ascent, BRZ, Crosstrek, Impreza, Outback, and Legacy. It’s ideal for those needing a reliable replacement for their variable control valve seal.

Ready to Purchase?

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5. 34439AE021 Power Steering Pump O-Ring for Subaru, 2-Pack

This O-ring set gives your Subaru a strong seal. It keeps the steering smooth. It helps stop leaks fast.

It fits many Subaru models. It works with old and new cars.

The rubber is tough and long‑lasting. The install is quick and simple. The support team is ready to help.

Pros	Cons
Fits Subaru parts with perfect ease Works on many Subaru models Strong rubber lasts a long time Simple install with no tools Backed by friendly support	May not fit non‑listed Subaru models Rubber can wear faster under high heat Two-pack may be more than some users need

Perfect For:

This 34439AE021 Power Steering Pump O-Ring is perfect for Subaru owners who want a reliable and easy fix for their power steering system. It’s great for DIYers and mechanics alike, offering a precise fit and long-lasting performance.

Ready to Purchase?

View Price on Amazon (paid link)

6. Subaru 2006 2007 WRX & 2004-2007 Forester Baja Oil Cooler Seal O Ring Kit Turbos Genuine OEM

This OEM O‑ring kit keeps your Subaru turbo running smooth. Each seal fits tight and helps stop leaks fast.

The parts fit right. The kit is simple. The install is easy.

It works with WRX, Forester Turbo, and Baja models from the listed years. You get strong OEM quality and long‑lasting performance.

Pros	Cons
Genuine OEM parts ensure perfect fit and top performance. Complete kit includes all essential O-rings for easy installation. Compatible with WRX, Forester, and Baja turbo models. Prevents leaks, keeps your engine cool and reliable.	Not made for all Subaru models Needs careful install to avoid leaks May not fix worn parts around the seal

Perfect For:

This oil cooler seal O-ring kit is perfect for Subaru owners with a 2004-2007 Forester Turbo, 2006-2007 WRX, or 2004-2006 Baja. It’s a genuine OEM part that keeps your turbocharged engine running smoothly.

Ready to Purchase?

View Price on Amazon (paid link)

7. Subaru Power Steering Pump Connector O-Ring Impreza Forester STI Legacy WRX Baja 34439AE021 Genuine OEM

The Subaru Power Steering Pump Connector O-Ring is a genuine OEM part. It fits many Subaru models, including Impreza, Forester, and WRX. This part ensures your steering system works smoothly.

It is a high-quality replacement designed for universal fit. The 34439AE021 part number guarantees it’s the right choice for your Subaru.

This O-ring is easy to install and built to last. It keeps your power steering pump connector secure. Trust this genuine Subaru part for reliable performance.

Pros	Cons
Genuine Subaru part ensures perfect fit and reliability. High-quality material for long-lasting performance and durability. Universal fit works seamlessly with multiple Subaru models. OEM standard guarantees factory-level quality and trust.	May not fit all models with ease Small part that can be easy to misplace Needs care during install to avoid leaks

Perfect For:

This O‑ring is perfect for drivers who want a simple, reliable fix for their Subaru’s power steering. It’s great for anyone who values high‑quality, Genuine OEM parts that fit with no stress.

Ready to Purchase?

View Price on Amazon (paid link)

8. 806944060 O-Rings for Subaru WRX BRZ Forester Legacy Outback Crosstrek XV

The 806944060 O-Rings give your Subaru a strong, clean seal. They fit the control valve with ease and keep leaks away.

Each O-ring is made from tough, high‑quality material. It handles heat and pressure while helping your engine run smooth.

The fit is exact. The install is simple. The seal is solid.

Pros	Cons
Perfect fit for Subaru control valves, ensuring leak-free performance. Durable materials withstand extreme temperatures and pressures. Easy installation saves time and money on maintenance. Meets Subaru’s quality standards for reliable, long-lasting performance.	May not fit non‑Subaru models Small part that can be easy to misplace Requires care to avoid damage during install

Perfect For:

This O-Ring is perfect for Subaru owners who want a reliable, leak-free vehicle. It’s easy to install and built to last, keeping your Subaru running smoothly mile after mile.

Ready to Purchase?

View Price on Amazon (paid link)

9. Subaru Air Conditioning Compressor Pressure Hose O-Ring 73039TA020 Genuine OEM

This O-ring keeps your Subaru A/C system tight and secure. It helps stop leaks and keeps cool air flowing strong.

It fits many Subaru models. It works with the compressor pressure hose. It uses the genuine part number 73039TA020.

It supports cars like Baja, Crosstrek, Forester, Impreza, Legacy, STi, and WRX. It installs fast. It lasts long.

Pros	Cons
Fits many Subaru models with ease Stops leaks for smooth, cool air Genuine OEM part for top trust Built to last under tough use Quick and simple to install	Only fits select Subaru models Small part, but can be hard to install Not useful if your hose seal is still intact

Perfect For:

This part is perfect for Subaru owners who want a simple, reliable fix for their A/C line seal. It is great for anyone who needs a true OEM O-ring for models like the Forester, WRX, Impreza, Legacy, Crosstrek, Baja, or STi.

Ready to Purchase?

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10. Subaru Block Half O-Rings WRX STi Forester Outback Legacy Turbo and Non-Turbo – Genuine OEM

Subaru Block Half O‑Rings give your engine a tight, clean seal. They fit WRX, STi, Forester, Outback, and Legacy models with ease.

These OEM parts help stop leaks. They keep your motor safe. They last a long time.

Pros	Cons
Fits many Subaru models with ease OEM quality for strong, safe seals Stops leaks fast and clean Lasts long under tough use Simple install for quick fixes	Limited compatibility with non-Subaru vehicles. No warranty included with purchase. Black color may not match all engine bays.

Perfect For:

These genuine Subaru O-rings are perfect for Subaru owners who want reliable, high-quality parts. Whether you drive a WRX STi, Forester, Outback, or Legacy, these OEM components ensure a perfect fit and lasting performance.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

Good O‑rings keep your Subaru safe. Good O‑rings stop leaks fast.
You want parts that fit right and last long. This guide helps you pick the best genuine Subaru O‑rings with total confidence.

Fit:
Pick an O‑ring that matches your exact part number. A perfect fit stops leaks and keeps your system tight. It also makes the install simple.
Material Quality:
Choose high‑grade rubber that handles heat and pressure. Strong material lasts longer. It keeps your engine and steering smooth.
OEM Match:
Go for genuine OEM parts made for Subaru. OEM rings seal better and stay stable. They protect your car from early wear.
Model Coverage:
Check if the O‑ring fits your specific Subaru model. Some rings work across many years. Others fit only one system.
System Type:
Know where the O‑ring goes. Engine, steering, A/C, or valve control each need the right shape. The right match keeps the system safe.
Heat Resistance:
Pick rings that handle high heat without cracking. Heat‑safe rings stay tight longer. They help your motor stay clean.
Pressure Rating:
Strong rings hold high pressure without slipping. This keeps seals firm. It also helps stop sudden leaks.
Durability:
Look for rings known for long life. Durable rings save time and money. They keep your Subaru running smooth.
Ease of Install:
Choose rings that are easy to install. A simple fit makes the job quick. It also lowers the chance of mistakes.
Updated Part Numbers:
Some O‑rings have new part numbers. Updated parts often seal better. They match newer Subaru systems.