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Enhance your Infiniti G37 sedan’s exhaust performance with the HKS Hi-Power Rear Muffler, designed specifically for model years 2009 through 2013. Crafted from high-quality SUS304 stainless steel, this muffler offers durability and corrosion resistance without the need for coating. Its direct bolt-on design ensures a straightforward installation process, allowing you to upgrade your vehicle’s exhaust system efficiently. The HKS Hi-Power Muffler is engineered to deliver a deep, aggressive exhaust note while maintaining a refined appearance that complements your vehicle’s aesthetic. Built with precision and high-performance standards, it provides an optimal balance of power, sound, and durability for enthusiasts seeking a noticeable upgrade. The part complies with necessary regulations, including carb acknowledgment, making it suitable for street use. Whether you’re aiming for increased horsepower or a more aggressive exhaust tone, this muffler is an excellent choice to elevate your G37 sedan’s driving experience. Invest in this HKS product to enjoy improved exhaust flow and a sportier sound profile, backed by the trusted quality of HKS.
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).
