•Race version for added performance and a more aggressive sound
•An additional bung is supplied for either a wide-band O₂ gauge or auxiliary instrumentation
•Constructed of 3" mandrel bent, brushed finish 304 stainless steel tubing
•Utilizes 1/2" thick, OE-Style, 304 stainless steel, laser-cut flanges
•Turbo flange features a machined O-ring groove
•Includes an O-ring and hardware for a hassle-free installation
•100% hand TIG-Welded by certified craftsmen for race proven strength and durability
•In testing, this down-pipe produced a max gain of +18 horsepower and +21 ft. lbs. of torque verified by our in house dyno (from "Street" version tested on 2015 Cadillac ATS L4-2.0L (t))
aFe power introduces an all new Twisted Steel "Race" down-pipe for the 2012-2015 Honda Civic Si with L4-2.0L (t) engine. This down-pipe is designed as a "Race" version for added performance and constructed of mandrel-bent, 304 stainless steel tubing for optimum flow resulting in added horsepower and torque. This performance down-pipe utlizes 1/2" thick 304 stainless steel flanges and comes with an additional O2 Bung for tunning. This unit includeds an O-ring and mounting hardware for a hasle free installation.
This down-pipe was designed as a "Race" version for added performance and a more aggressive sound.
Includes an additional bung for either a wide-band O₂ gauge or auxiliary instrumentation.
Factory Mounting Locations:
This down-pipe mounts directly to OE mounting locations and includes hardware for a hassle-free installation.
1/2" Laser-Cut Flanges:
1/2" Thick, OE-Style, 304 stainless steel, laser-cut flanges provide a superior sealing surface. The turbo flange features a machined O-ring groove.
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 is constructed of 3", mandrel-bent, brushed 304 stainless steel tubing for maximum performance, corrosion resistance and strength eliminating cracking.
aFe down-pipes are engineered and manufactured in our Corona, California manufacturing facility.
Note: This is a "Race Only" product used solely for competition. Its use is limited to closed-course and open-course racing that is formally sanctioned by a recognized racing organization. Any other use including recreational off-road use could be in violation of local, state and federal laws.
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