Sport Catted Exhaust Downpipe for Porsche Carrera 911 991.2 GT3 3.0T 2017+
SHIPPING - RETURNS - WARRANTY - CANCELLATION POLICY
*** Market Conditions after 2020 have changed the landscape of automotive parts. Although we try to stock 1000's of items in our multiple warehouse and use multiple distribution channels, having back-orders are unavoidable in today's market. If you are in need of a product quickly, we suggest email, message, or call us for availability so that we may explore your options.
Email: Sales@Speedzoneweb.com
Call: 407-846-8430
Text: 407-749-6314
Frequently Asked Questions
Unlock the full performance potential of your Porsche 911 Carrera 991.2 with the STRATEC High-Flow Exhaust Downpipe, engineered to maximize airflow, improve turbo response, and enhance exhaust tone. Designed for 3.0L twin-turbo flat-six Carrera models, this upgrade significantly reduces backpressure for sharper throttle response and stronger power delivery.
Constructed from premium T304 stainless steel, the downpipe delivers excellent heat resistance, durability, and long-term reliability under high-performance driving conditions. Smooth mandrel-bent tubing and optimized pipe diameter increase exhaust flow efficiency, resulting in improved horsepower and torque gains, especially when paired with a performance tune.
Available in catted and catless configurations, this downpipe transforms your 991.2 Carrera into a more responsive and aggressive driving machine—on the street or the track.
Key Features
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Fits 2017+ Porsche 911 Carrera (991.2) — Base, S, and 4S (3.0L Twin-Turbo)
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T304 stainless steel construction for strength, corrosion resistance, and heat durability
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Mandrel-bent piping for optimal exhaust flow and reduced backpressure
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Optional high-flow catalytic converter (200-cell) or catless configuration
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Improves turbo response, horsepower, and torque
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Produces a sharper, louder, and more aggressive exhaust tone
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Designed for direct bolt-on installation
Options
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Catted Version: High-flow catalytic converter for improved performance while maintaining emissions-friendlier operation
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Catless Version: Maximum airflow and performance (intended for off-road / track use only)
Our History
For 26 years Speedzone Performance LLC has been providing aftermarket car parts to Central Floridians and 1000's of customers online. What makes us different than all the other places online? We have 3 actual brick and mortar locations where were serve customers daily and find new ways to provide support and assistance to the automotive community at large. From our in house SPDZ1 Brand, to our constantly growing in stock inventory, we strive to make our customer service and ease of purchase stand out from the rest! We are also one of the largest automotive part financing providers anywhere in the United States, and continue to provide more options for our customers every year. We love what we do, and it shows in every product we sell and every new customer who becomes a part of our Speedzone Family.