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Upgrade your Subaru WRX or STI with the HKS Hiper Exhaust, designed specifically for models from 2002 to 2007. This high-performance exhaust system enhances engine sound and improves exhaust flow, contributing to increased horsepower and torque. Crafted with precision, the HKS Hiper Exhaust offers a perfect fit and durable construction for reliable daily driving and spirited performance.
Constructed from high-quality materials, this exhaust system features a sleek design that complements the sporty aesthetics of your Subaru. It is engineered to meet strict emissions standards with carb acknowledgment, ensuring compliance in regions requiring such certifications. The installation process is straightforward, and the system is designed for longevity, providing consistent performance over time.
Whether you're looking to boost your vehicle's power, improve exhaust sound, or upgrade your Subaru's overall performance, the HKS Hiper Exhaust delivers impressive results. Its lightweight design reduces exhaust backpressure, helping your engine breathe more efficiently. This exhaust system is an excellent choice for enthusiasts seeking an upgrade that combines performance, durability, and style.
Features:
Order Processing
All orders are processed and shipped within 24 hours of purchase (excluding weekends and holidays).
Orders placed after 3:00 PM EST may ship the following business day.
Shipping Methods
Customers select their preferred shipping method and speed at checkout.
Shipping times are determined by the carrier and cannot be guaranteed by us.
Tracking information will be provided once your order has shipped.
Shipping Coverage
If your package arrives damaged, please notify the delivery driver immediately and contact the shipping carrier to file a claim.
You must report any missing or damaged items within 14 days of delivery.
After this time, we cannot be held responsible for lost or damaged items.
Return Window
You have 30 days from the date of delivery to request a return.
After 30 days, we are unable to accept returns, exchanges, or refund requests.
Eligibility
Items must be returned in their original condition—unused, unwashed, and with all tags and packaging intact.
Certain products may not be eligible for return (e.g., special-order items, customized products, or perishable goods).
Items that have been altered, installed, or modified cannot be returned.
Return Process
Contact our Customer Support team to request a Return Authorization (RMA) before sending items back.
Once your return is approved, you’ll receive instructions on where to send the product.
Customers are responsible for return shipping costs unless the item was defective or incorrect.
Refunds
Refunds are issued to the original payment method once the returned item has been received and inspected.
Please allow 5–10 business days for the refund to appear on your account.
In some cases, a restocking fee may apply (if applicable, this will be disclosed during your return authorization).
