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Enhance Your Subaru WRX STI with an Aluminum Coolant Expansion Tank
Unmatched Durability
The Subaru WRX STI Aluminum Coolant Expansion Tank is designed to withstand extreme conditions, making it an essential upgrade for any performance vehicle. This high-quality aluminum tank is lighter and more durable than the stock plastic alternatives. Due to its robust construction, it resists corrosion and leaks, ensuring your engine remains well-cooled under pressure. This translates to better performance on both the street and the track.
Optimal Engine Performance
By upgrading to the Subaru WRX STI Aluminum Coolant Expansion Tank, you are investing in your vehicle’s overall performance. The advanced design helps maintain consistent coolant levels, preventing overheating while enhancing system efficiency. This is crucial for maintaining peak engine performance, especially during spirited driving or competitive racing conditions. Therefore, your engine runs cooler and more efficiently, resulting in improved horsepower and torque.
Easy Installation Process
Installing the Subaru WRX STI Aluminum Coolant Expansion Tank is not only straightforward but also requires minimal tools. With clear instructions and a design that fits perfectly within your vehicle's existing setup, you can easily enhance your WRX STI in no time. This convenience matters because it allows you to focus on enjoying your ride instead of spending hours in the garage.
Enhance Your Subaru WRX STI with an Aluminum Coolant Expansion Tank
Unmatched Durability
The Subaru WRX STI Aluminum Coolant Expansion Tank is designed to withstand extreme conditions, making it an essential upgrade for any performance vehicle. This high-quality aluminum tank is lighter and more durable than the stock plastic alternatives. Due to its robust construction, it resists corrosion and leaks, ensuring your engine remains well-cooled under pressure. This translates to better performance on both the street and the track.
Optimal Engine Performance
By upgrading to the Subaru WRX STI Aluminum Coolant Expansion Tank, you are investing in your vehicle’s overall performance. The advanced design helps maintain consistent coolant levels, preventing overheating while enhancing system efficiency. This is crucial for maintaining peak engine performance, especially during spirited driving or competitive racing conditions. Therefore, your engine runs cooler and more efficiently, resulting in improved horsepower and torque.
Easy Installation Process
Installing the Subaru WRX STI Aluminum Coolant Expansion Tank is not only straightforward but also requires minimal tools. With clear instructions and a design that fits perfectly within your vehicle's existing setup, you can easily enhance your WRX STI in no time. This convenience matters because it allows you to focus on enjoying your ride instead of spending hours in the garage.
Please feel free to contact us if you have any questions Email erica.wang@hcspeed.com
All forms of payment through Paypal are acceptable.
Please do check your models / years carefully before your purchase.

Please feel free to contact us if you have any questions Email erica.wang@hcspeed.com
All forms of payment through Paypal are acceptable.
Please do check your models / years carefully before your purchase.

Please feel free to contact us if you have any questions Email erica.wang@hcspeed.com
HCSPEED Shipping & Handling Policy
HCSPEED Shipping & Handling Policy
We POST for all customers.
Your item should be sent out usually within 1-5 days after we received your payment.
UK Warehouse:
AU Warehouse:
Our shipping time frames depend on where you are located and vary depending on the shipping method selected. All orders are processed within 1-3 business days. If you place an order on Friday it will most likely not processed until the following Monday. Keep this in mind if you are selecting the express or overnight shipping option. We aim to deliver all orders within 3-7 business days but for some areas outside of the USA, delivery can take up to 2-3 weeks.
We strongly recommend that you dispatch to a reliable address, Quad Lock is not responsible for Los/stolen orders.
After your order is dispatched, you will receive shipping details via email.
Note: Please contact for a quote if international postage NOT display
Email: erica.wang@hcspeed.com
Please feel free to contact us if you have any questions Email erica.wang@hcspeed.com
HCSPEED Shipping & Handling Policy
HCSPEED Shipping & Handling Policy
We POST for all customers.
Your item should be sent out usually within 1-5 days after we received your payment.
UK Warehouse:
AU Warehouse:
Our shipping time frames depend on where you are located and vary depending on the shipping method selected. All orders are processed within 1-3 business days. If you place an order on Friday it will most likely not processed until the following Monday. Keep this in mind if you are selecting the express or overnight shipping option. We aim to deliver all orders within 3-7 business days but for some areas outside of the USA, delivery can take up to 2-3 weeks.
We strongly recommend that you dispatch to a reliable address, Quad Lock is not responsible for Los/stolen orders.
After your order is dispatched, you will receive shipping details via email.
Note: Please contact for a quote if international postage NOT display
Email: erica.wang@hcspeed.com
RETURN POLICY
To return a product to an HCSPEED store, bring back an item in its original condition and packaging, with receipt, within 30 days of the purchase date to request a refund. Return a defective item within the warranty period. Requests for refunds may be denied if the item has been used or installed.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at erica.wang@hcspeed.com. If your return is accepted, we’ll send you a return address, as well as instructions where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at erica.wang@hcspeed.com.
All returns to an HCSPEED store are subject to the Store Return Policy, and not all products are eligible for returns. For instance, all sales of customized items are final, and not eligible for returns.
HCSPEED recommends that you return the product to the HCSPEED Fulfillment Center using a carrier that provides package tracking services to ensure your product gets back to HCSPEED safely and quickly. If product is return-eligible, your credit card will be credited for the full price of the product, but your shipping charges will not be reimbursed.
Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.
Exceptions / non-returnable items
Certain types of items cannot be returned, like perishable goods (such as food, flowers, or plants), custom products (such as special orders or personalized items), and personal care goods (such as beauty products). We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.
Unfortunately, we cannot accept returns on sale items or gift cards.
Exchanges
The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.
Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.
RETURN POLICY
To return a product to an HCSPEED store, bring back an item in its original condition and packaging, with receipt, within 30 days of the purchase date to request a refund. Return a defective item within the warranty period. Requests for refunds may be denied if the item has been used or installed.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at erica.wang@hcspeed.com. If your return is accepted, we’ll send you a return address, as well as instructions where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at erica.wang@hcspeed.com.
All returns to an HCSPEED store are subject to the Store Return Policy, and not all products are eligible for returns. For instance, all sales of customized items are final, and not eligible for returns.
HCSPEED recommends that you return the product to the HCSPEED Fulfillment Center using a carrier that provides package tracking services to ensure your product gets back to HCSPEED safely and quickly. If product is return-eligible, your credit card will be credited for the full price of the product, but your shipping charges will not be reimbursed.
Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.
Exceptions / non-returnable items
Certain types of items cannot be returned, like perishable goods (such as food, flowers, or plants), custom products (such as special orders or personalized items), and personal care goods (such as beauty products). We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.
Unfortunately, we cannot accept returns on sale items or gift cards.
Exchanges
The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.
Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.

