4-1 STAINLESS RACING MANIFOLD HEADER/EXHAUST JDM 99-00 HONDA CIVIC Si EM1 B16A2

  
4-1 STAINLESS RACING MANIFOLD HEADER/EXHAUST JDM 99-00 HONDA CIVIC Si EM1 B16A2. Our 4-1 off-road racing headers are designed to allow the exhaust gasses to flow more freely from each cylinder and combine in a more efficient manner. Tubing has been optimized for the 1.6L 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 Exhaust.

Made of High Quality Stainless Steel Material with Computerized Mandrel-Bends for Strength and Durability. Maximizing Smoothest High Exhaust Air Flow Rate. 4-1 High Performance JDM Racing Spec. TIG Welded CNC Machine Flange.

Inlet/ Outlet: 1.75" X 1.25" (4 x Oval Manifold Ports)/ 2.375. Major Piping Diameters (Outer): 4 X 1.675" into 2.500".

Increase High Flow Air, Instantly Gain 10 -15 Hp. Professional Installation is Highly Recommended (No Instruction Included).

1 X Header Exhaust System. Hardware as Shown in the Picture Above. 93-97 Honda Civic Del Sol VTEC.

Fit B-Series DOHC Engine Only. Professional Installation is Highly Recommended. Installation Instruction is NOT Included. 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. The item "4-1 STAINLESS RACING MANIFOLD HEADER/EXHAUST JDM 99-00 HONDA CIVIC Si EM1 B16A2" is in sale since Monday, July 12, 2021. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck Parts & Accessories\Exhaust & Emission Systems\Manifolds & Headers".

The seller is "speed_daddy" and is located in Texas, TX. This item can be shipped worldwide.

1. Brand: Speed Daddy
2. Material: T-304 Full Stainless Steel
3. Placement on Vehicle: Front
4. Manufacturer Part Number: SDD-HDSHC99SI41
5. Color: Metallic
6. Interchange Part Number: SDD-HDSHC99SI41
7. Superseded Part Number: SDD-HDSHC99SI41
8. California Prop 65 Warning: This product contains chemicals known to the State.
9. Installation Note: 2.5" inlet cat or test pipe required for install
10. Header Inlet / Outlet Size (IN): 1.75" x 1.25" (Oval) / 2.375"
11. Please Note: Will not bolt to oem cat.
    2.5" diameter required