-31%
Click to zoom in
SKU: HS12HC4GTT
Invidia 2012-2015 Honda Civic Si Sedan N1 Titanium Tip Cat-Back Exhaust
The Invidia HS12HC4GTT N1 Titanium Tip Cat-Back Exhaust replaces the stock system from the catalytic converter back on 2012-2015 Honda Civic Si Sedan models. This setup delivers dyno-tested horsepower and torque increases through improved exhaust flow while producing a deep race-inspired tone. Drivers gain reduced weight and direct bolt-on fitment for straightforward performance upgrades.
Key Features
- T304 Stainless Steel Piping: Mandrel-bent 2.38-inch to 3-inch diameter tubing ensures smooth gas flow durability and resistance to corrosion
- Double-Wall Titanium Burnt Tips: 4-inch dual rolled-edge tips provide lightweight style and heat dissipation for a premium appearance
- Performance Gains: Dyno-tested increases of up to 10 wheel horsepower and 12 lb-ft torque with freer breathing exhaust
- N1 Sound Profile: Tuned resonance chamber eliminates cabin drone while amplifying throaty exhaust note under acceleration
- Lightweight Design: Full system weighs 24.5 pounds versus heavier OEM setup for better handling and efficiency
Product Notes
- Direct replacement uses factory mounting points and hangers for straightforward swap
- Clean periodically with mild soap to maintain stainless finish and tip shine
- Packaged in oversized box measuring 48 x 16 x 16 inches for secure transit
Installation Notes
- Professional installation recommended.
- Requires basic tools jack stands and exhaust clamps completes in 1-2 hours
- Compatible with factory catalytic converter and O2 sensors no cutting needed
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2012-2015 | Honda | Civic | Si Sedan |
Why Choose Invidia?
- Proven JDM brand with motorsport heritage in high-performance exhausts
- Robotic welding and quality materials built for daily and track abuse
- Engineered in Japan for precise fitment on Honda platforms
Frequently Asked Questions
-
Q: Does this fit 2012-2015 Honda Civic Si Coupe models?
A: No this exhaust fits sedan FG2/FG3 chassis only coupe requires HS12HC4GTS model -
Q: What material is used in construction?
A: T304 stainless steel piping with genuine titanium burnt dual tips for strength and heat resistance -
Q: What warranty coverage applies?
A: Limited lifetime warranty on manufacturing defects when installed by certified shop
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Oversized box 48 x 16 x 16 inches
- Weight: 24.5 pounds product 35 pounds shipping
Catback
A catback exhaust system replaces everything from the catalytic converter back, covering the mid pipe, muffler, and tailpipe section in one bolt on upgrade. This collection covers catback systems for trucks, Jeeps, muscle cars, imports, and performance SUVs, giving you a straightforward way to improve sound, exhaust flow, and rear end styling without touching the factory catalytic converters or front pipe. Catback systems are available in stainless steel and titanium construction, with dual rear exit, single exit, and quad tip configurations, and a range of sound levels from mild touring tone to aggressive track character. Whether you want a deeper daily driver sound or a full track ready exhaust note, you will find a matched system for your platform here. What This Category Covers This collection includes complete catback exhaust systems, cat-back kits, dual rear exit systems, axle back adjacent catback upgrades, stainless steel and titanium exhaust systems, and street, tourin...
View Catback Products
Exhaust Systems
Performance exhaust systems for cars, trucks, SUVs, and Jeeps are stocked at Black Ops Auto Works. Shop cat-back systems, axle-back systems, turbo-back systems, headers, downpipes, mid-pipes, mufflers, resonators, catalytic converters, exhaust tips, exhaust valve controllers, oxygen sensors, exhaust brakes, and motorcycle and powersports exhausts for Mustang, Camaro, Challenger, Corvette, Silverado, and Super Duty platforms. Every product is filterable by exhaust position, material, pipe diameter, and vehicle year, make, model, and trim so the correct fitment ships the first time. Black Ops Auto Works carries 7,441 exhaust SKUs across every position of the exhaust system. What This Category Covers Exhaust upgrades change sound, appearance, and in some cases power. Exhaust fitment depends on engine, drivetrain, and factory exit position, so confirm the exact platform before ordering any exhaust component. Exhaust Position Cat-back, axle-back, turbo-back, and header-back systems e...
View Exhaust Systems Products
Invidia
Invidia for Subaru WRX, STI, BRZ, Honda Civic and Type R, Mitsubishi EVO, Nissan 350Z, Toyota GR Corolla, Supra, GT-R, and Volkswagen GTI builds are stocked at Black Ops Auto Works. Shop N1, Q300, R400, Gemini, cat-back, axle-back, front pipe, downpipe, J-pipe, and mid-pipe exhaust components. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 221 Invidia SKUs across vehicle-specific performance categories. About Invidia Invidia focuses on vehicle-specific stainless steel and titanium exhaust systems for Japanese and import sport platforms. Its catalog covers refined street sound and aggressive track-inspired options, with proven applications for turbocharged Subaru, Honda, Mitsubishi, Nissan, Toyota, and Volkswagen vehicles. Vehicle-Specific Selection Use the application details on each listing to narrow the selection to the exact platform. Product availability and specifications ...
View Invidia Products