GReddy Performance Parts DD-R CIVIC SI COUPE 2017-20 (RESONATED) 25Internal Diameter: φ12Outside Diameter :

25Internal Diameter: φ12Outside Diameter : φ20Thickness: 1

· Top Cover: Machined Aluminum (Silver) with 360 ° Rotation Function / Spring Adjustment: Aluminum Machin ED Hand Spinner Specification-Body Body: Aluminum Die-Cast (Chrome Plated) · Dual Valve Spring · Valve: 40φ Machined Aluminum Hard Alumite with Support Spring Split Structure

1 / 8PT Female

Product Number 16001760

GReddy Performance Parts DD-R CIVIC SI COUPE 2017-20 (RESONATED) 25Internal Diameter: φ12Outside Diameter :The DD R compact dual muffler exhaust for the Honda (FC3) Civic Si coupe is designed for owners who desire a high quality, free flowing exhaust with aggressive looks and sound to match. This full stainless steel cat back system begins after the front over pipe with a 76mm (3") front pipe with tucked resonator to a full 3" mid pipe all the way back to the rear section. The 3" piping then splits to two large 63. 5mm (2. 5") inlets for the polished, 101.