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Enhance your Subaru WRX STI sedan's performance and sound with the HKS Racing Muffler designed specifically for models from 2011 to 2014. Crafted by HKS, a trusted name in automotive performance, this muffler offers a direct upgrade for enthusiasts seeking improved exhaust flow and an aggressive tone. Constructed to meet U.S. specifications, it ensures reliable performance while maintaining compliance with necessary regulatory acknowledgements. The HKS Racing Muffler features a high-quality build that withstands the rigors of spirited driving and enhances your vehicle's overall aesthetic appeal.
Installation is straightforward for those familiar with automotive modifications, and the muffler's durable materials contribute to long-term performance. Its optimized design helps improve exhaust efficiency, potentially increasing horsepower and torque. The muffler's construction also helps reduce backpressure, resulting in a more responsive throttle and a distinctive exhaust note that complements your vehicle's sporty character. Built with precision, this part ensures a perfect fit for your Subaru WRX STI sedan, making it an ideal upgrade for performance-minded drivers.
Designed with compliance in mind, the HKS Racing Muffler requires carb acknowledgment, aligning with regulatory standards for aftermarket exhaust components. It is not CARB-approved, so proper acknowledgment is necessary for legal use in certain regions. Whether you're upgrading for better sound, improved performance, or a more aggressive look, this muffler provides a reliable solution to elevate your driving experience. Trust HKS to deliver quality and performance through this meticulously engineered exhaust component.
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).
