aFe Twisted Steel Down-Pipe 16-20 Honda Civic Si L4-1.5L (T)

Race Version:
This down-pipe was designed as a "Race" version for added performance and a more aggressive sound.

Factory Mounting Locations:
The down-pipe mount directly to factory mounting locations and includes hardware for a hassle-free installation.

Tapered Design:
A unique 3" tapered design is used to increase exhaust velocity and increase usable torque. This means more aggressive throttle response and increased passing power.

Factory Style Connections:
Machined, factory style flanges are used for a secure leak-free seal.

TIG-Welded:
100% TIG-Welded by certified craftsmen for race proven strength and durability. TIG-Welding provides the strongest welds reducing stress cracks.

Brushed 304 SS Construction:
This down-pipe are constructed of 3" mandrel-bent, brushed 304 stainless steel tubing for maximum performance, corrosion resistance and strength eliminating cracking.