Welcome to Speed Daddy. TUBULAR EXHAUST MANIFOLD HEADER EXTRACTOR+Y-PIPE GMC SIERRA YUKON/CHEVY SUBURBAN. Our 4-1 Shorty Style off-road headers are designed to allow the exhaust gasses to flow more freely from each 4 cylinder bank and combine in a more efficient manner. Tubing has been optimized for the 4.8L and 5.3L engines. This creates a reduction in cylinder backpressure and improved exhaust gas velocity. These improvements free up lost horsepower and torque. An added benefit is a more performance oriented exhaust sound. High Performance Stainless Steel Header + Y-Pipe Exhaust System. Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends for Strength and Durability. Maximizing Smoothest High Exhaust Air Flow Rate. 2 X 4-2-1 High Performance Racing Spec. TIG Welded CNC Machine Flange. Inlet/ Outlet: 1.875″ (8 X Manifold Ports)/ 2.500″ (Outer Diameter). Main Piping Diameter: 2.500. O2 Sensor and EGR Bungs Insertion and Metal Gasket Included. Increase High Flow Air, Instantly Gain 10 -15 Hp. Professional Installation is Highly Recommended (No Instruction Included). 1 X Set of Header Exhaust System. Hardware as Shown in the Picture Above. 00-04 GMC Yukon XL 1500. 02-05 Chevy Avalanche 1500. 99-05 Chevy Silverado 1500. 00-04 Chevy Suburban 1500. Video will open in a new window. DOMESTIC LOWER 48 US STATES. We are not responsible for incorrect or undeliverable addresses. Some of the packages cannot be delivered to a PO Box. Package will be held until a valid physical address is provided. For emissions related items, please check with your local jurisdiction for emission specific requirements before purchasing. All items do not come with installation instruction unless otherwise specified. Subscribe to our Newsletter. The item “TUBULAR EXHAUST MANIFOLD HEADER EXTRACTOR+Y-PIPE GMC SIERRA YUKON/CHEVY SUBURBAN” is in sale since Tuesday, November 13, 2012. This item is in the category “eBay Motors\Parts & Accessories\Car & Truck Parts\Exhaust\Exhaust Manifolds & Headers”. The seller is “speed_daddy” and is located in Texas, TX. This item can be shipped worldwide.
- Brand: Speed Daddy
- Manufacturer Part Number: SDD-HDSCC99+YP
- Material: T-304 Full Stainless Steel
- Surface Finish: Chrome Polished Stainless Steel
- Fitment Type: Performance/Custom
- Restricted States: California
- Interchange Part Number: SDD-HDSCC99+YP
- Other Part Number: SDD-HDSCC99+YP
- Placement on Vehicle: Front
- California Prop 65 Warning: This product contains chemicals known to the State.
- Superseded Part Number: SDD-HDSCC99+YP