Grail Exhaust - Porsche 992 GT3 (ECE Approved)

QT Parts is a Finnish online store.

Our warehouse is located in Nokia, Finland.

You can collect your order directly from us if needed. Simply select “Pickup” at checkout.

Pay securely with multiple payment methods, including invoice and installment plans through Klarna.

The delivery time for products in stock is 1-5 business days. We ship worldwide.

If the product is not in stock and it is a pre order product, the average delivery time is 5-21 business days. If the product has a longer delivery time than previously announced, we will be in touch. International orders may be subject to VAT, import duties, and customs fees upon arrival in the destination country.

Terms for product returns:

• You must return the ordered products within 14 days of receiving
• The products must be unused and without damages
• Commission fee for handling returns is 21,90€
• For product returns, the customer is in charge of the return costs. Only door to door service (Express)
• Shipping costs are not refunded

For international orders sales are final and non-refundable. Once an order is placed, it cannot be canceled or returned. By placing an order, you acknowledge and agree to these terms.

Return address: QT Parts, Vasarakatu 8B, 37150 Nokia, Finland.

Pre order / made-to-order products

If the product you have ordered is a pre order or made-to-order item, it is not subject to the 14-day right of withdrawal or return under consumer protection laws, as the product is manufactured or sourced specifically based on the customer’s individual order.

If you wish to cancel your order before receiving the product, we will refund 50% of the total order amount.

This condition applies to the following product categories:

• Suspension
• Engine Tuning
• Engine Parts
• Exhaust Systems
• Fueling
• Turbochargers/superchargers
• Drivetrain
• ECE-approved Downpipes

All of the above products are manufactured or sourced individually based on the customer’s order, and therefore cannot be returned after delivery, unless the product has a manufacturing or material defect.

In the event of such a defect, the standard liability for defects as provided by consumer protection legislation shall apply.

Porsche 911 GT3 (992) – GRAIL Exhaust - Valved Exhaust System

The GRAIL valved exhaust system for the Porsche 911 GT3 (992) acoustically captures the essence of the 4.0-liter high-revving boxer engine. The result is a technically refined, clear, and recognizable soundscape – a combination of uncompromising quality, engineering-level design, and fully legal performance.

Made from high-quality L304 stainless steel and developed in Germany, this system is not just a sound upgrade, but a technical package for the driver who wants to experience the GT3 exactly as it was intended: pure, focused, and full of character.

Highlights

• ECE type-approved – registration-free in all countries recognizing ECE approval

• L304 stainless steel – high-quality, durable, and corrosion-resistant

• Developed in Germany – designed for top-tier technical and acoustic requirements

• Sound optimization within legal limits – maximum permissible sound potential

• Full sound spectrum beyond test ranges – authentic GT3 sound that you can feel

• Flow-optimized piping – efficient exhaust gas flow and improved thermal management

• CNC-machined components – maximum precision and long service life

• Acoustically tuned silencers – powerful sound without disturbing frequencies

• Model-specific flap integration* – standard or special solution, always optimally adapted and compliant with regulations

Technical refinement – perfectly integrated

The exhaust flap control is optimized for each vehicle – regardless of whether original systems or separate solutions are used. The result always meets legal requirements and offers an optimal combination of sound, functionality, and everyday usability.

If you are unsure about your system or the specific requirements of your vehicle, we recommend contacting an expert before purchasing.

Designed for the driver who wants more than just performance from their Porsche 911 GT3 (992) – maximum precision, pure engine sound, and an authentic driving experience.

Applies to ECE type-approved vehicles. For imported cars, compatibility must be checked separately.

Soundcheck – maximum precision, pure sound