ALLOYWORKS SDD-TANKCOL022 Coolant Recovery Expansion Tank

( Brand: Alloyworks ), ( Part Type: Aluminum Tank ), ( Ipn: Sdd-tankcol022 ), ( Style: Rectangular ), ( Material: Aluminum ), ( Surface Finish: Natural ), ( Inlet Type: Oe Siphon Hose )

Review ALLOYWORKS Subaru Aluminum Coolant Recovery Overflow Expansion Tank New fits IMPREZA 2002–2007

The **AlloyWorks SDD-TankCol022** is a meticulously engineered coolant recovery and expansion tank specifically designed for Subaru Impreza models from the 2002 to 2007 generations, ensuring optimal performance and longevity for your engine s cooling system. Crafted from high-quality, durable materials, this tank is built to withstand the demanding conditions of modern automotive cooling systems while maintaining a sleek, professional appearance that complements the underhood aesthetics of your vehicle. The **SDD-TankCol022** features a precision-fit design, meticulously calibrated to match the exact dimensions and mounting requirements of your Impreza s factory coolant system, eliminating the risk of leaks, misalignment, or improper function that can arise from aftermarket parts that are not tailored to your vehicle s specifications.

This tank incorporates a **closed-loop coolant recovery system**, which significantly reduces the risk of coolant loss due to evaporation or spillage, thereby protecting your engine from overheating and extending the lifespan of your cooling components. The **AlloyWorks** design prioritizes both functionality and aesthetics, offering a polished, anodized finish that resists corrosion and maintains a professional look even in the harshest environments. The tank s **integrated overflow and recovery mechanism** ensures that excess coolant is safely contained and returned to the system when the engine cools, maintaining proper coolant levels without manual intervention. This feature is particularly beneficial for drivers who frequently operate their vehicles in stop-and-go traffic or high-temperature conditions, where coolant fluctuations can occur.

Beyond its practical benefits, the **SDD-TankCol022** is engineered with **high-flow internal passages** that promote efficient coolant circulation, reducing the risk of air pockets and improving overall heat dissipation. The tank s **secure mounting system** is designed to fit seamlessly into the engine bay, ensuring stability and preventing vibrations that could lead to premature wear or failure. Whether you re restoring a classic Impreza or upgrading an existing cooling system for enhanced performance, this tank delivers a **reliable, high-performance solution** that adheres to OEM standards while offering superior durability and ease of installation. With **AlloyWorks commitment to quality**, this coolant recovery expansion tank is not just a replacement part it s a strategic investment in the long-term health and efficiency of your Subaru s cooling system.

### Pros and Cons of buying a AlloyWorks SDD-TankCol022 for a 2002-2007 Subaru Impreza Coolant Recovery Expansion Tank

1. **Direct Fitment** The AlloyWorks SDD-TankCol022 is specifically designed for the 2002-2007 Subaru Impreza, ensuring compatibility without modifications. This eliminates the need for customization or additional parts.

2. **Improved Coolant Recovery System** The tank is part of a coolant recovery system, which helps prevent coolant loss during engine warm-up and reduces the risk of overheating. This is particularly useful in cold climates or during short trips where the engine may not reach optimal operating temperature.

3. **Durability and Quality** AlloyWorks is known for producing high-quality aftermarket parts, often made from durable materials like aluminum or reinforced plastics. This tank is likely to be more robust than the stock unit, reducing the risk of leaks or cracks over time.

4. **Easier Maintenance** The recovery system allows for easier coolant changes, as the coolant can be drained and refilled without removing the radiator cap, reducing the risk of burns or spills.

5. **Compatibility with Other AlloyWorks Parts** If you ve previously installed other AlloyWorks components (such as a radiator or water pump), this tank will integrate seamlessly into your upgraded cooling system.

6. **Reduced Coolant Loss** The stock expansion tank on some older Imprezas can be prone to leaks or improper sealing. The AlloyWorks unit may provide a more reliable seal, reducing coolant loss and the need for frequent top-ups.

7. **Aesthetic Appeal** The tank is likely to have a cleaner, more polished look compared to the stock unit, which can be beneficial if you re upgrading other under-hood components for a cohesive appearance.

---

1. **Cost** Aftermarket parts, especially those from reputable brands like AlloyWorks, are typically more expensive than OEM (Original Equipment Manufacturer) components. The price may be a significant investment if you re on a tight budget.

2. **Installation Complexity** While the tank itself is a direct fit, installing it may require some mechanical skill, especially if you re unfamiliar with coolant system upgrades. You may need to disconnect hoses, remove the old tank, and ensure proper sealing of new connections. If you re not comfortable with DIY work, labor costs at a shop could add to the expense.

3. **Potential for Counterfeit Products** Since AlloyWorks is a well-known brand, there is a risk of purchasing a counterfeit or low-quality imitation, especially if buying from unauthorized sellers. Always verify the seller s reputation and purchase from trusted sources (e.g., official dealers, reputable online marketplaces, or AlloyWorks-authorized distributors).

4. **Limited Long-Term Data** While AlloyWorks products are generally reliable, the long-term performance of this specific tank in Subaru Imprezas may not have extensive user feedback or warranty data compared to more commonly installed parts. This could be a concern if you re looking for a part with proven longevity.

5. **Compatibility with Other Modifications** If you ve made other modifications to your cooling system (e.g., upgraded radiator, different coolant type, or performance water pump), you ll need to ensure that the AlloyWorks tank is compatible with those changes. Inconsistent coolant types or system pressures could affect performance.

6. **Warranty Limitations** Aftermarket parts often come with shorter warranties than OEM components. If the tank fails prematurely, you may be responsible for replacement costs unless you have additional coverage (e.g., extended warranty or insurance).

7. **Potential for Overkill** If your stock cooling system is functioning adequately and you haven t experienced issues like leaks or overheating, upgrading to this tank may not provide noticeable benefits. It could be seen as an unnecessary expense unless you re addressing a specific problem.

---

The AlloyWorks SDD-TankCol022 is a well-engineered, high-quality coolant recovery expansion tank designed specifically for the 2002-2007 Subaru Impreza. It offers several advantages, including improved reliability, easier maintenance, and compatibility with other AlloyWorks cooling system upgrades. However, the higher cost, potential installation challenges, and the risk of counterfeit products are factors to consider.

If you re experiencing coolant loss, leaks, or overheating issues, or if you re already upgrading other components of your cooling system, this tank is a solid investment. On the other hand, if your current system is working fine and you re not planning further modifications, the benefits may not justify the expense.

---

- You re upgrading your cooling system for reliability or performance reasons.

- You ve noticed coolant loss, leaks, or overheating in your current setup.

- You re already installing other AlloyWorks parts (e.g., radiator, water pump) and want a cohesive upgrade.

- You re comfortable with DIY installation or have access to a trusted mechanic.

- Your cooling system is functioning properly without issues.

- You re on a tight budget and the cost doesn t align with the potential benefits.

- You re purchasing from an unverified seller, as counterfeit products could compromise quality.

- You lack experience with automotive cooling system installations.

**Final Verdict:** For those who prioritize durability, ease of maintenance, and a complete cooling system upgrade, the AlloyWorks SDD-TankCol022 is a strong choice. However, weigh the pros and cons carefully against your specific needs and budget before making a purchase. If in doubt, consult with a trusted mechanic or Subaru enthusiast community for additional insights.

Details:

Replaces Factory Plastic Tank for a Heavier Duty model. Once the engine has cooled down enough, vacuum is created in coolant system and sucked back into. For 02-07 Subaru Impreza Aluminum Coolant Recovery Overflow Expansion Tank NEW: The coolant recovery bottle acts as a reservoir for the engine cooling system. When coolant pressure exceeds the radiator caps springs rated pressure, excess will overflow into Recovery Tank.

The item in the actual use of process quality problems. 1 x Coolant Recovery Overflow Tank. 100% Brand New. The item is lost during transit: b.

The item is damaged during transport: c. Reuses Factory Hose. Compatible with. 20 02-2007 Subaru Impreza WRX / STI.

Installation Instruction is NOT Included. Specifics and Features. Made with High Quality Aluminum for Enhanced Strength and Durability. Hardware as Shown in the Picture Above.

specifications ocoosys:

• for models: Impreza
• for makes: Subaru
• for years: 2002-2007
• brand: Alloyworks
• part type: Aluminum Tank
• ipn: Sdd-tankcol022
• style: Rectangular
• material: Aluminum
• surface finish: Natural
• inlet type: Oe Siphon Hose

general ocoosys:

• Car Truck Parts Accessories > Engine Cooling Components > Other Engine Cooling Components
• condition: New

returns ocoosys:

• paid by: Seller
• time: 60 Days
• policy: Returns Accepted

offer ocoosys:

• sold: 0
• started: February 6, 2026
• options: Ship-to-home
• availability: In Stock
• quantity: 3
• best offers: True

shipping ocoosys:

• class: Standard
• type: Fixed
• transit: 4-7 Days
• carrier: FedEx
• cost: $0.00
• service: FedEx Ground / FedEx Home Delivery

payments ocoosys:

• credit card: Mastercard
• other
• wallet: Google-pay

seller ocoosys:

• rating: 100.0%
• city: ana, California
• # reviews: 113

Alloyworks Is Similar To:

• Alloyworks Npm58501 Aluminum Coolant Recovery Overflow Tank For 2006-2010 07 08 09 Dodge Charger (54% similar) Replaces factory plastic tank for a heavier duty model. 100% brand new. Shipping damage. 100 thick aluminum walls. 1 x coolant recovery overflow tank. Installation instruction is not included. Hardware as shown in the picture above. Warranty lifetime warranty against manufacture defect. Aluminum ...(March 23rd, 2026)