SPDZ1 RaceFlow Y-Pipe – Off-Road 1999–2006 Truck & SUV (Pre-Order Item)
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
SKU: SZY-044
SPDZ1 High-Flow Off-Road Y-Pipe – 1999–2006 Truck & SUV
(4L60E / 4L80E Compatible)
Upgrade your exhaust system with the SPDZ1 High-Flow Off-Road Y-Pipe, engineered for maximum performance and durability on 1999–2006 GM trucks and SUVs. Designed to pair perfectly with SPDZ1 long-tube headers, this Y-Pipe delivers unrestricted exhaust flow, improved throttle response, and a deep, aggressive tone.
Built for enthusiasts who demand fitment, strength, and power gains, the SPDZ1 Y-Pipe is precision-crafted from premium 304 stainless steel, ensuring it resists rust, corrosion, and cracking even under the harshest conditions.
Key Features
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✅ Mandrel-Bent Tubing – Maintains consistent diameter for maximum flow & horsepower gains
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✅ Full 3” Stainless Steel Construction – Natural finish for long-lasting durability
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✅ TIG-Welded Joints – Strong, precise welds built to handle heat & vibration
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✅ Stainless Steel Band Clamps – Secure, leak-free installation
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✅ Revised Design – Fits both 4L60E & 4L80E transmissions with factory pans
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✅ 4WD Compatible – Extra clearance for lifted and off-road builds
⚠️ Important Fitment Notes
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Designed only for use with SPDZ1 Long-Tube Headers (not compatible with factory manifolds or stock mid-pipes)
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Most 6.0L applications use a 2-into-1 exhaust system – this Y-Pipe is not compatible with that setup.
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For 6.0L 2-into-1 systems, our SPDZ1 X-Pipe Kit may be used, but fabrication will be required.
💡 Why Choose SPDZ1?
Unlike budget alternatives, SPDZ1 Y-Pipes are dyno-tested, precision-bent, and guaranteed to fit without the headaches. Every pipe is built from true 304 stainless, TIG welded for strength, and designed to give your truck or SUV the performance sound and durability it deserves.
📦 Includes: Y-Pipe assembly + stainless steel band clamps
*** Pre-Order Item expected 10/30 ***
Our History
For 23 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.